20731034880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2861}}^1$

素因数の和:2942

約数の個数: 432

約数和(自身を含む): 78026339664

約数和(自身を除く): 57295304784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 37, 40, 45, 48, 51, 60, 64, 68, 72, 74, 80, 85, 90, 96, 102, 111, 120, 128, 136, 144, 148, 153, 160, 170, 180, 185, 192, 204, 222, 240, 255, 256, 272, 288, 296, 306, 320, 333, 340, 360, 370, 384, 408, 444, 480, 510, 544, 555, 576, 592, 612, 629, 640, 666, 680, 720, 740, 765, 768, 816, 888, 960, 1020, 1088, 1110, 1152, 1184, 1224, 1258, 1280, 1332, 1360, 1440, 1480, 1530, 1632, 1665, 1776, 1887, 1920, 2040, 2176, 2220, 2304, 2368, 2448, 2516, 2664, 2720, 2861, 2880, 2960, 3060, 3145, 3264, 3330, 3552, 3774, 3840, 4080, 4352, 4440, 4736, 4896, 5032, 5328, 5440, 5661, 5722, 5760, 5920, 6120, 6290, 6528, 6660, 7104, 7548, 8160, 8583, 8880, 9435, 9472, 9792, 10064, 10656, 10880, 11322, 11444, 11520, 11840, 12240, 12580, 13056, 13320, 14208, 14305, 15096, 16320, 17166, 17760, 18870, 19584, 20128, 21312, 21760, 22644, 22888, 23680, 24480, 25160, 25749, 26640, 28305, 28416, 28610, 30192, 32640, 34332, 35520, 37740, 39168, 40256, 42624, 42915, 45288, 45776, 47360, 48637, 48960, 50320, 51498, 53280, 56610, 57220, 60384, 65280, 68664, 71040, 75480, 80512, 85248, 85830, 90576, 91552, 97274, 97920, 100640, 102996, 105857, 106560, 113220, 114440, 120768, 128745, 137328, 142080, 145911, 150960, 161024, 171660, 181152, 183104, 194548, 195840, 201280, 205992, 211714, 213120, 226440, 228880, 241536, 243185, 257490, 274656, 291822, 301920, 317571, 343320, 362304, 366208, 389096, 402560, 411984, 423428, 426240, 437733, 452880, 457760, 483072, 486370, 514980, 529285, 549312, 583644, 603840, 635142, 686640, 724608, 729555, 732416, 778192, 805120, 823968, 846856, 875466, 905760, 915520, 952713, 972740, 1029960, 1058570, 1098624, 1167288, 1207680, 1270284, 1373280, 1449216, 1459110, 1556384, 1587855, 1647936, 1693712, 1750932, 1799569, 1811520, 1831040, 1905426, 1945480, 2059920, 2117140, 2188665, 2197248, 2334576, 2415360, 2540568, 2746560, 2918220, 3112768, 3175710, 3295872, 3387424, 3501864, 3599138, 3623040, 3662080, 3810852, 3890960, 4119840, 4234280, 4377330, 4669152, 4763565, 5081136, 5398707, 5493120, 5836440, 6225536, 6351420, 6591744, 6774848, 7003728, 7198276, 7246080, 7621704, 7781920, 8239680, 8468560, 8754660, 8997845, 9338304, 9527130, 10162272, 10797414, 10986240, 11672880, 12451072, 12702840, 13549696, 14007456, 14396552, 15243408, 15563840, 16196121, 16479360, 16937120, 17509320, 17995690, 18676608, 19054260, 20324544, 21594828, 23345760, 25405680, 26993535, 27099392, 28014912, 28793104, 30486816, 31127680, 32392242, 32958720, 33874240, 35018640, 35991380, 37353216, 38108520, 40649088, 43189656, 46691520, 50811360, 53987070, 56029824, 57586208, 60973632, 62255360, 64784484, 67748480, 70037280, 71982760, 76217040, 80980605, 81298176, 86379312, 93383040, 101622720, 107974140, 112059648, 115172416, 121947264, 129568968, 135496960, 140074560, 143965520, 152434080, 161961210, 172758624, 186766080, 203245440, 215948280, 230344832, 243894528, 259137936, 280149120, 287931040, 304868160, 323922420, 345517248, 406490880, 431896560, 460689664, 518275872, 560298240, 575862080, 609736320, 647844840, 691034496, 863793120, 1036551744, 1151724160, 1219472640, 1295689680, 1382068992, 1727586240, 2073103488, 2303448320, 2591379360, 3455172480, 4146206976, 5182758720, 6910344960, 10365517440, 20731034880]

約数ペア:

[(1, 20731034880), (2, 10365517440), (3, 6910344960), (4, 5182758720), (5, 4146206976), (6, 3455172480), (8, 2591379360), (9, 2303448320), (10, 2073103488), (12, 1727586240), (15, 1382068992), (16, 1295689680), (17, 1219472640), (18, 1151724160), (20, 1036551744), (24, 863793120), (30, 691034496), (32, 647844840), (34, 609736320), (36, 575862080), (37, 560298240), (40, 518275872), (45, 460689664), (48, 431896560), (51, 406490880), (60, 345517248), (64, 323922420), (68, 304868160), (72, 287931040), (74, 280149120), (80, 259137936), (85, 243894528), (90, 230344832), (96, 215948280), (102, 203245440), (111, 186766080), (120, 172758624), (128, 161961210), (136, 152434080), (144, 143965520), (148, 140074560), (153, 135496960), (160, 129568968), (170, 121947264), (180, 115172416), (185, 112059648), (192, 107974140), (204, 101622720), (222, 93383040), (240, 86379312), (255, 81298176), (256, 80980605), (272, 76217040), (288, 71982760), (296, 70037280), (306, 67748480), (320, 64784484), (333, 62255360), (340, 60973632), (360, 57586208), (370, 56029824), (384, 53987070), (408, 50811360), (444, 46691520), (480, 43189656), (510, 40649088), (544, 38108520), (555, 37353216), (576, 35991380), (592, 35018640), (612, 33874240), (629, 32958720), (640, 32392242), (666, 31127680), (680, 30486816), (720, 28793104), (740, 28014912), (765, 27099392), (768, 26993535), (816, 25405680), (888, 23345760), (960, 21594828), (1020, 20324544), (1088, 19054260), (1110, 18676608), (1152, 17995690), (1184, 17509320), (1224, 16937120), (1258, 16479360), (1280, 16196121), (1332, 15563840), (1360, 15243408), (1440, 14396552), (1480, 14007456), (1530, 13549696), (1632, 12702840), (1665, 12451072), (1776, 11672880), (1887, 10986240), (1920, 10797414), (2040, 10162272), (2176, 9527130), (2220, 9338304), (2304, 8997845), (2368, 8754660), (2448, 8468560), (2516, 8239680), (2664, 7781920), (2720, 7621704), (2861, 7246080), (2880, 7198276), (2960, 7003728), (3060, 6774848), (3145, 6591744), (3264, 6351420), (3330, 6225536), (3552, 5836440), (3774, 5493120), (3840, 5398707), (4080, 5081136), (4352, 4763565), (4440, 4669152), (4736, 4377330), (4896, 4234280), (5032, 4119840), (5328, 3890960), (5440, 3810852), (5661, 3662080), (5722, 3623040), (5760, 3599138), (5920, 3501864), (6120, 3387424), (6290, 3295872), (6528, 3175710), (6660, 3112768), (7104, 2918220), (7548, 2746560), (8160, 2540568), (8583, 2415360), (8880, 2334576), (9435, 2197248), (9472, 2188665), (9792, 2117140), (10064, 2059920), (10656, 1945480), (10880, 1905426), (11322, 1831040), (11444, 1811520), (11520, 1799569), (11840, 1750932), (12240, 1693712), (12580, 1647936), (13056, 1587855), (13320, 1556384), (14208, 1459110), (14305, 1449216), (15096, 1373280), (16320, 1270284), (17166, 1207680), (17760, 1167288), (18870, 1098624), (19584, 1058570), (20128, 1029960), (21312, 972740), (21760, 952713), (22644, 915520), (22888, 905760), (23680, 875466), (24480, 846856), (25160, 823968), (25749, 805120), (26640, 778192), (28305, 732416), (28416, 729555), (28610, 724608), (30192, 686640), (32640, 635142), (34332, 603840), (35520, 583644), (37740, 549312), (39168, 529285), (40256, 514980), (42624, 486370), (42915, 483072), (45288, 457760), (45776, 452880), (47360, 437733), (48637, 426240), (48960, 423428), (50320, 411984), (51498, 402560), (53280, 389096), (56610, 366208), (57220, 362304), (60384, 343320), (65280, 317571), (68664, 301920), (71040, 291822), (75480, 274656), (80512, 257490), (85248, 243185), (85830, 241536), (90576, 228880), (91552, 226440), (97274, 213120), (97920, 211714), (100640, 205992), (102996, 201280), (105857, 195840), (106560, 194548), (113220, 183104), (114440, 181152), (120768, 171660), (128745, 161024), (137328, 150960), (142080, 145911)]