What is LCM of 1280 and 720?

Example: Find lcm of 1280 and 720 by Listing Method

• Multiples of 1280: 1280, 2560, 3840, 5120, 6400, 7680, 8960, 10240, 11520, 12800, 14080, 15360, 16640, 17920, 19200, 20480, 21760, 23040, 24320, 25600, 26880, 28160, 29440, 30720, 32000, 33280, 34560, 35840, 37120, 38400, 39680, 40960, 42240, 43520, 44800, 46080, 47360, 48640, 49920, 51200, 52480, 53760, 55040, 56320, 57600, 58880, 60160, 61440, 62720, 64000, 65280, 66560, 67840, 69120, 70400, 71680, 72960, 74240, 75520, 76800, 78080, 79360, 80640, 81920, 83200, 84480, 85760, 87040, 88320, 89600, 90880, 92160, 93440, 94720, 96000, 97280, 98560, 99840, 101120, 102400, 103680, 104960, 106240, 107520, 108800, 110080, 111360, 112640, 113920, 115200, 116480, 117760, 119040, 120320, 121600, 122880, 124160, 125440, 126720, 128000, 129280, 130560, 131840, 133120, 134400, 135680, 136960, 138240, 139520, 140800, 142080, 143360, 144640, 145920, 147200, 148480, 149760, 151040, 152320, 153600, 154880, 156160, 157440, 158720, 160000, 161280, 162560, 163840, 165120, 166400, 167680, 168960, 170240, 171520, 172800, 174080, 175360, 176640, 177920, 179200, 180480, 181760, 183040, 184320, 185600, 186880, 188160, 189440, 190720, 192000, 193280, 194560, 195840, 197120, 198400, 199680, 200960, 202240, 203520, 204800, 206080, 207360, 208640, 209920, 211200, 212480, 213760, 215040, 216320, 217600, 218880, 220160, 221440, 222720, 224000, 225280, 226560, 227840, 229120, 230400, 231680, 232960, 234240, 235520, 236800, 238080, 239360, 240640, 241920, 243200, 244480, 245760, 247040, 248320, 249600, 250880, 252160, 253440, 254720, 256000, 257280, 258560, 259840, 261120, 262400, 263680, 264960, 266240, 267520, 268800, 270080, 271360, 272640, 273920, 275200, 276480, 277760, 279040, 280320, 281600, 282880, 284160, 285440, 286720, 288000, 289280, 290560, 291840, 293120, 294400, 295680, 296960, 298240, 299520, 300800, 302080, 303360, 304640, 305920, 307200, 308480, 309760, 311040, 312320, 313600, 314880, 316160, 317440, 318720, 320000, 321280, 322560, 323840, 325120, 326400, 327680, 328960, 330240, 331520, 332800, 334080, 335360, 336640, 337920, 339200, 340480, 341760, 343040, 344320, 345600, 346880, 348160, 349440, 350720, 352000, 353280, 354560, 355840, 357120, 358400, 359680, 360960, 362240, 363520, 364800, 366080, 367360, 368640, 369920, 371200, 372480, 373760, 375040, 376320, 377600, 378880, 380160, 381440, 382720, 384000, 385280, 386560, 387840, 389120, 390400, 391680, 392960, 394240, 395520, 396800, 398080, 399360, 400640, 401920, 403200, 404480, 405760, 407040, 408320, 409600, 410880, 412160, 413440, 414720, 416000, 417280, 418560, 419840, 421120, 422400, 423680, 424960, 426240, 427520, 428800, 430080, 431360, 432640, 433920, 435200, 436480, 437760, 439040, 440320, 441600, 442880, 444160, 445440, 446720, 448000, 449280, 450560, 451840, 453120, 454400, 455680, 456960, 458240, 459520, 460800, 462080, 463360, 464640, 465920, 467200, 468480, 469760, 471040, 472320, 473600, 474880, 476160, 477440, 478720, 480000, 481280, 482560, 483840, 485120, 486400, 487680, 488960, 490240, 491520, 492800, 494080, 495360, 496640, 497920, 499200, 500480, 501760, 503040, 504320, 505600, 506880, 508160, 509440, 510720, 512000, 513280, 514560, 515840, 517120, 518400, 519680, 520960, 522240, 523520, 524800, 526080, 527360, 528640, 529920, 531200, 532480, 533760, 535040, 536320, 537600, 538880, 540160, 541440, 542720, 544000, 545280, 546560, 547840, 549120, 550400, 551680, 552960, 554240, 555520, 556800, 558080, 559360, 560640, 561920, 563200, 564480, 565760, 567040, 568320, 569600, 570880, 572160, 573440, 574720, 576000, 577280, 578560, 579840, 581120, 582400, 583680, 584960, 586240, 587520, 588800, 590080, 591360, 592640, 593920, 595200, 596480, 597760, 599040, 600320, 601600, 602880, 604160, 605440, 606720, 608000, 609280, 610560, 611840, 613120, 614400, 615680, 616960, 618240, 619520, 620800, 622080, 623360, 624640, 625920, 627200, 628480, 629760, 631040, 632320, 633600, 634880, 636160, 637440, 638720, 640000, 641280, 642560, 643840, 645120, 646400, 647680, 648960, 650240, 651520, 652800, 654080, 655360, 656640, 657920, 659200, 660480, 661760, 663040, 664320, 665600, 666880, 668160, 669440, 670720, 672000, 673280, 674560, 675840, 677120, 678400, 679680, 680960, 682240, 683520, 684800, 686080, 687360, 688640, 689920, 691200, 692480, 693760, 695040, 696320, 697600, 698880, 700160, 701440, 702720, 704000, 705280, 706560, 707840, 709120, 710400, 711680, 712960, 714240, 715520, 716800, 718080, 719360, 720640, 721920, 723200, 724480, 725760, 727040, 728320, 729600, 730880, 732160, 733440, 734720, 736000, 737280, 738560, 739840, 741120, 742400, 743680, 744960, 746240, 747520, 748800, 750080, 751360, 752640, 753920, 755200, 756480, 757760, 759040, 760320, 761600, 762880, 764160, 765440, 766720, 768000, 769280, 770560, 771840, 773120, 774400, 775680, 776960, 778240, 779520, 780800, 782080, 783360, 784640, 785920, 787200, 788480, 789760, 791040, 792320, 793600, 794880, 796160, 797440, 798720, 800000, 801280, 802560, 803840, 805120, 806400, 807680, 808960, 810240, 811520, 812800, 814080, 815360, 816640, 817920, 819200, 820480, 821760, 823040, 824320, 825600, 826880, 828160, 829440, 830720, 832000, 833280, 834560, 835840, 837120, 838400, 839680, 840960, 842240, 843520, 844800, 846080, 847360, 848640, 849920, 851200, 852480, 853760, 855040, 856320, 857600, 858880, 860160, 861440, 862720, 864000, 865280, 866560, 867840, 869120, 870400, 871680, 872960, 874240, 875520, 876800, 878080, 879360, 880640, 881920, 883200, 884480, 885760, 887040, 888320, 889600, 890880, 892160, 893440, 894720, 896000, 897280, 898560, 899840, 901120, 902400, 903680, 904960, 906240, 907520, 908800, 910080, 911360, 912640, 913920, 915200, 916480, 917760, 919040, 920320, 921600
• Multiples of 720: 720, 1440, 2160, 2880, 3600, 4320, 5040, 5760, 6480, 7200, 7920, 8640, 9360, 10080, 10800, 11520, 12240, 12960, 13680, 14400, 15120, 15840, 16560, 17280, 18000, 18720, 19440, 20160, 20880, 21600, 22320, 23040, 23760, 24480, 25200, 25920, 26640, 27360, 28080, 28800, 29520, 30240, 30960, 31680, 32400, 33120, 33840, 34560, 35280, 36000, 36720, 37440, 38160, 38880, 39600, 40320, 41040, 41760, 42480, 43200, 43920, 44640, 45360, 46080, 46800, 47520, 48240, 48960, 49680, 50400, 51120, 51840, 52560, 53280, 54000, 54720, 55440, 56160, 56880, 57600, 58320, 59040, 59760, 60480, 61200, 61920, 62640, 63360, 64080, 64800, 65520, 66240, 66960, 67680, 68400, 69120, 69840, 70560, 71280, 72000, 72720, 73440, 74160, 74880, 75600, 76320, 77040, 77760, 78480, 79200, 79920, 80640, 81360, 82080, 82800, 83520, 84240, 84960, 85680, 86400, 87120, 87840, 88560, 89280, 90000, 90720, 91440, 92160, 92880, 93600, 94320, 95040, 95760, 96480, 97200, 97920, 98640, 99360, 100080, 100800, 101520, 102240, 102960, 103680, 104400, 105120, 105840, 106560, 107280, 108000, 108720, 109440, 110160, 110880, 111600, 112320, 113040, 113760, 114480, 115200, 115920, 116640, 117360, 118080, 118800, 119520, 120240, 120960, 121680, 122400, 123120, 123840, 124560, 125280, 126000, 126720, 127440, 128160, 128880, 129600, 130320, 131040, 131760, 132480, 133200, 133920, 134640, 135360, 136080, 136800, 137520, 138240, 138960, 139680, 140400, 141120, 141840, 142560, 143280, 144000, 144720, 145440, 146160, 146880, 147600, 148320, 149040, 149760, 150480, 151200, 151920, 152640, 153360, 154080, 154800, 155520, 156240, 156960, 157680, 158400, 159120, 159840, 160560, 161280, 162000, 162720, 163440, 164160, 164880, 165600, 166320, 167040, 167760, 168480, 169200, 169920, 170640, 171360, 172080, 172800, 173520, 174240, 174960, 175680, 176400, 177120, 177840, 178560, 179280, 180000, 180720, 181440, 182160, 182880, 183600, 184320, 185040, 185760, 186480, 187200, 187920, 188640, 189360, 190080, 190800, 191520, 192240, 192960, 193680, 194400, 195120, 195840, 196560, 197280, 198000, 198720, 199440, 200160, 200880, 201600, 202320, 203040, 203760, 204480, 205200, 205920, 206640, 207360, 208080, 208800, 209520, 210240, 210960, 211680, 212400, 213120, 213840, 214560, 215280, 216000, 216720, 217440, 218160, 218880, 219600, 220320, 221040, 221760, 222480, 223200, 223920, 224640, 225360, 226080, 226800, 227520, 228240, 228960, 229680, 230400, 231120, 231840, 232560, 233280, 234000, 234720, 235440, 236160, 236880, 237600, 238320, 239040, 239760, 240480, 241200, 241920, 242640, 243360, 244080, 244800, 245520, 246240, 246960, 247680, 248400, 249120, 249840, 250560, 251280, 252000, 252720, 253440, 254160, 254880, 255600, 256320, 257040, 257760, 258480, 259200, 259920, 260640, 261360, 262080, 262800, 263520, 264240, 264960, 265680, 266400, 267120, 267840, 268560, 269280, 270000, 270720, 271440, 272160, 272880, 273600, 274320, 275040, 275760, 276480, 277200, 277920, 278640, 279360, 280080, 280800, 281520, 282240, 282960, 283680, 284400, 285120, 285840, 286560, 287280, 288000, 288720, 289440, 290160, 290880, 291600, 292320, 293040, 293760, 294480, 295200, 295920, 296640, 297360, 298080, 298800, 299520, 300240, 300960, 301680, 302400, 303120, 303840, 304560, 305280, 306000, 306720, 307440, 308160, 308880, 309600, 310320, 311040, 311760, 312480, 313200, 313920, 314640, 315360, 316080, 316800, 317520, 318240, 318960, 319680, 320400, 321120, 321840, 322560, 323280, 324000, 324720, 325440, 326160, 326880, 327600, 328320, 329040, 329760, 330480, 331200, 331920, 332640, 333360, 334080, 334800, 335520, 336240, 336960, 337680, 338400, 339120, 339840, 340560, 341280, 342000, 342720, 343440, 344160, 344880, 345600, 346320, 347040, 347760, 348480, 349200, 349920, 350640, 351360, 352080, 352800, 353520, 354240, 354960, 355680, 356400, 357120, 357840, 358560, 359280, 360000, 360720, 361440, 362160, 362880, 363600, 364320, 365040, 365760, 366480, 367200, 367920, 368640, 369360, 370080, 370800, 371520, 372240, 372960, 373680, 374400, 375120, 375840, 376560, 377280, 378000, 378720, 379440, 380160, 380880, 381600, 382320, 383040, 383760, 384480, 385200, 385920, 386640, 387360, 388080, 388800, 389520, 390240, 390960, 391680, 392400, 393120, 393840, 394560, 395280, 396000, 396720, 397440, 398160, 398880, 399600, 400320, 401040, 401760, 402480, 403200, 403920, 404640, 405360, 406080, 406800, 407520, 408240, 408960, 409680, 410400, 411120, 411840, 412560, 413280, 414000, 414720, 415440, 416160, 416880, 417600, 418320, 419040, 419760, 420480, 421200, 421920, 422640, 423360, 424080, 424800, 425520, 426240, 426960, 427680, 428400, 429120, 429840, 430560, 431280, 432000, 432720, 433440, 434160, 434880, 435600, 436320, 437040, 437760, 438480, 439200, 439920, 440640, 441360, 442080, 442800, 443520, 444240, 444960, 445680, 446400, 447120, 447840, 448560, 449280, 450000, 450720, 451440, 452160, 452880, 453600, 454320, 455040, 455760, 456480, 457200, 457920, 458640, 459360, 460080, 460800, 461520, 462240, 462960, 463680, 464400, 465120, 465840, 466560, 467280, 468000, 468720, 469440, 470160, 470880, 471600, 472320, 473040, 473760, 474480, 475200, 475920, 476640, 477360, 478080, 478800, 479520, 480240, 480960, 481680, 482400, 483120, 483840, 484560, 485280, 486000, 486720, 487440, 488160, 488880, 489600, 490320, 491040, 491760, 492480, 493200, 493920, 494640, 495360, 496080, 496800, 497520, 498240, 498960, 499680, 500400, 501120, 501840, 502560, 503280, 504000, 504720, 505440, 506160, 506880, 507600, 508320, 509040, 509760, 510480, 511200, 511920, 512640, 513360, 514080, 514800, 515520, 516240, 516960, 517680, 518400, 519120, 519840, 520560, 521280, 522000, 522720, 523440, 524160, 524880, 525600, 526320, 527040, 527760, 528480, 529200, 529920, 530640, 531360, 532080, 532800, 533520, 534240, 534960, 535680, 536400, 537120, 537840, 538560, 539280, 540000, 540720, 541440, 542160, 542880, 543600, 544320, 545040, 545760, 546480, 547200, 547920, 548640, 549360, 550080, 550800, 551520, 552240, 552960, 553680, 554400, 555120, 555840, 556560, 557280, 558000, 558720, 559440, 560160, 560880, 561600, 562320, 563040, 563760, 564480, 565200, 565920, 566640, 567360, 568080, 568800, 569520, 570240, 570960, 571680, 572400, 573120, 573840, 574560, 575280, 576000, 576720, 577440, 578160, 578880, 579600, 580320, 581040, 581760, 582480, 583200, 583920, 584640, 585360, 586080, 586800, 587520, 588240, 588960, 589680, 590400, 591120, 591840, 592560, 593280, 594000, 594720, 595440, 596160, 596880, 597600, 598320, 599040, 599760, 600480, 601200, 601920, 602640, 603360, 604080, 604800, 605520, 606240, 606960, 607680, 608400, 609120, 609840, 610560, 611280, 612000, 612720, 613440, 614160, 614880, 615600, 616320, 617040, 617760, 618480, 619200, 619920, 620640, 621360, 622080, 622800, 623520, 624240, 624960, 625680, 626400, 627120, 627840, 628560, 629280, 630000, 630720, 631440, 632160, 632880, 633600, 634320, 635040, 635760, 636480, 637200, 637920, 638640, 639360, 640080, 640800, 641520, 642240, 642960, 643680, 644400, 645120, 645840, 646560, 647280, 648000, 648720, 649440, 650160, 650880, 651600, 652320, 653040, 653760, 654480, 655200, 655920, 656640, 657360, 658080, 658800, 659520, 660240, 660960, 661680, 662400, 663120, 663840, 664560, 665280, 666000, 666720, 667440, 668160, 668880, 669600, 670320, 671040, 671760, 672480, 673200, 673920, 674640, 675360, 676080, 676800, 677520, 678240, 678960, 679680, 680400, 681120, 681840, 682560, 683280, 684000, 684720, 685440, 686160, 686880, 687600, 688320, 689040, 689760, 690480, 691200, 691920, 692640, 693360, 694080, 694800, 695520, 696240, 696960, 697680, 698400, 699120, 699840, 700560, 701280, 702000, 702720, 703440, 704160, 704880, 705600, 706320, 707040, 707760, 708480, 709200, 709920, 710640, 711360, 712080, 712800, 713520, 714240, 714960, 715680, 716400, 717120, 717840, 718560, 719280, 720000, 720720, 721440, 722160, 722880, 723600, 724320, 725040, 725760, 726480, 727200, 727920, 728640, 729360, 730080, 730800, 731520, 732240, 732960, 733680, 734400, 735120, 735840, 736560, 737280, 738000, 738720, 739440, 740160, 740880, 741600, 742320, 743040, 743760, 744480, 745200, 745920, 746640, 747360, 748080, 748800, 749520, 750240, 750960, 751680, 752400, 753120, 753840, 754560, 755280, 756000, 756720, 757440, 758160, 758880, 759600, 760320, 761040, 761760, 762480, 763200, 763920, 764640, 765360, 766080, 766800, 767520, 768240, 768960, 769680, 770400, 771120, 771840, 772560, 773280, 774000, 774720, 775440, 776160, 776880, 777600, 778320, 779040, 779760, 780480, 781200, 781920, 782640, 783360, 784080, 784800, 785520, 786240, 786960, 787680, 788400, 789120, 789840, 790560, 791280, 792000, 792720, 793440, 794160, 794880, 795600, 796320, 797040, 797760, 798480, 799200, 799920, 800640, 801360, 802080, 802800, 803520, 804240, 804960, 805680, 806400, 807120, 807840, 808560, 809280, 810000, 810720, 811440, 812160, 812880, 813600, 814320, 815040, 815760, 816480, 817200, 817920, 818640, 819360, 820080, 820800, 821520, 822240, 822960, 823680, 824400, 825120, 825840, 826560, 827280, 828000, 828720, 829440, 830160, 830880, 831600, 832320, 833040, 833760, 834480, 835200, 835920, 836640, 837360, 838080, 838800, 839520, 840240, 840960, 841680, 842400, 843120, 843840, 844560, 845280, 846000, 846720, 847440, 848160, 848880, 849600, 850320, 851040, 851760, 852480, 853200, 853920, 854640, 855360, 856080, 856800, 857520, 858240, 858960, 859680, 860400, 861120, 861840, 862560, 863280, 864000, 864720, 865440, 866160, 866880, 867600, 868320, 869040, 869760, 870480, 871200, 871920, 872640, 873360, 874080, 874800, 875520, 876240, 876960, 877680, 878400, 879120, 879840, 880560, 881280, 882000, 882720, 883440, 884160, 884880, 885600, 886320, 887040, 887760, 888480, 889200, 889920, 890640, 891360, 892080, 892800, 893520, 894240, 894960, 895680, 896400, 897120, 897840, 898560, 899280, 900000, 900720, 901440, 902160, 902880, 903600, 904320, 905040, 905760, 906480, 907200, 907920, 908640, 909360, 910080, 910800, 911520, 912240, 912960, 913680, 914400, 915120, 915840, 916560, 917280, 918000, 918720, 919440, 920160, 920880, 921600

Hence, LCM of 1280 and 720 is 11520.

Example: Find lcm of 1280 and 720 by Common Division Method

Hence, LCM of 1280 and 720 is 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 = 11520.

Example: Find lcm of 1280 and 720 by Formula

• GCF of 1280 and 720 = 80
• LCM of 1280 and 720 = (1280 x 720) / 80
• => 921600 / 80

Hence, LCM of 1280 and 720 is 11520.