20741435520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15679}}^1$

素因数の和:15767

約数の個数: 256

約数和(自身を含む): 72546969600

約数和(自身を除く): 51805534080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 64, 65, 78, 80, 96, 104, 106, 120, 128, 130, 156, 159, 160, 192, 195, 208, 212, 240, 260, 265, 312, 318, 320, 384, 390, 416, 424, 480, 520, 530, 624, 636, 640, 689, 780, 795, 832, 848, 960, 1040, 1060, 1248, 1272, 1378, 1560, 1590, 1664, 1696, 1920, 2067, 2080, 2120, 2496, 2544, 2756, 3120, 3180, 3392, 3445, 4134, 4160, 4240, 4992, 5088, 5512, 6240, 6360, 6784, 6890, 8268, 8320, 8480, 10176, 10335, 11024, 12480, 12720, 13780, 15679, 16536, 16960, 20352, 20670, 22048, 24960, 25440, 27560, 31358, 33072, 33920, 41340, 44096, 47037, 50880, 55120, 62716, 66144, 78395, 82680, 88192, 94074, 101760, 110240, 125432, 132288, 156790, 165360, 188148, 203827, 220480, 235185, 250864, 264576, 313580, 330720, 376296, 407654, 440960, 470370, 501728, 611481, 627160, 661440, 752592, 815308, 830987, 940740, 1003456, 1019135, 1222962, 1254320, 1322880, 1505184, 1630616, 1661974, 1881480, 2006912, 2038270, 2445924, 2492961, 2508640, 3010368, 3057405, 3261232, 3323948, 3762960, 4076540, 4154935, 4891848, 4985922, 5017280, 6020736, 6114810, 6522464, 6647896, 7525920, 8153080, 8309870, 9783696, 9971844, 10034560, 10802831, 12229620, 12464805, 13044928, 13295792, 15051840, 16306160, 16619740, 19567392, 19943688, 21605662, 24459240, 24929610, 26089856, 26591584, 30103680, 32408493, 32612320, 33239480, 39134784, 39887376, 43211324, 48918480, 49859220, 53183168, 54014155, 64816986, 65224640, 66478960, 78269568, 79774752, 86422648, 97836960, 99718440, 106366336, 108028310, 129633972, 130449280, 132957920, 159549504, 162042465, 172845296, 195673920, 199436880, 216056620, 259267944, 265915840, 319099008, 324084930, 345690592, 391347840, 398873760, 432113240, 518535888, 531831680, 648169860, 691381184, 797747520, 864226480, 1037071776, 1296339720, 1382762368, 1595495040, 1728452960, 2074143552, 2592679440, 3456905920, 4148287104, 5185358880, 6913811840, 10370717760, 20741435520]

約数ペア:

[(1, 20741435520), (2, 10370717760), (3, 6913811840), (4, 5185358880), (5, 4148287104), (6, 3456905920), (8, 2592679440), (10, 2074143552), (12, 1728452960), (13, 1595495040), (15, 1382762368), (16, 1296339720), (20, 1037071776), (24, 864226480), (26, 797747520), (30, 691381184), (32, 648169860), (39, 531831680), (40, 518535888), (48, 432113240), (52, 398873760), (53, 391347840), (60, 345690592), (64, 324084930), (65, 319099008), (78, 265915840), (80, 259267944), (96, 216056620), (104, 199436880), (106, 195673920), (120, 172845296), (128, 162042465), (130, 159549504), (156, 132957920), (159, 130449280), (160, 129633972), (192, 108028310), (195, 106366336), (208, 99718440), (212, 97836960), (240, 86422648), (260, 79774752), (265, 78269568), (312, 66478960), (318, 65224640), (320, 64816986), (384, 54014155), (390, 53183168), (416, 49859220), (424, 48918480), (480, 43211324), (520, 39887376), (530, 39134784), (624, 33239480), (636, 32612320), (640, 32408493), (689, 30103680), (780, 26591584), (795, 26089856), (832, 24929610), (848, 24459240), (960, 21605662), (1040, 19943688), (1060, 19567392), (1248, 16619740), (1272, 16306160), (1378, 15051840), (1560, 13295792), (1590, 13044928), (1664, 12464805), (1696, 12229620), (1920, 10802831), (2067, 10034560), (2080, 9971844), (2120, 9783696), (2496, 8309870), (2544, 8153080), (2756, 7525920), (3120, 6647896), (3180, 6522464), (3392, 6114810), (3445, 6020736), (4134, 5017280), (4160, 4985922), (4240, 4891848), (4992, 4154935), (5088, 4076540), (5512, 3762960), (6240, 3323948), (6360, 3261232), (6784, 3057405), (6890, 3010368), (8268, 2508640), (8320, 2492961), (8480, 2445924), (10176, 2038270), (10335, 2006912), (11024, 1881480), (12480, 1661974), (12720, 1630616), (13780, 1505184), (15679, 1322880), (16536, 1254320), (16960, 1222962), (20352, 1019135), (20670, 1003456), (22048, 940740), (24960, 830987), (25440, 815308), (27560, 752592), (31358, 661440), (33072, 627160), (33920, 611481), (41340, 501728), (44096, 470370), (47037, 440960), (50880, 407654), (55120, 376296), (62716, 330720), (66144, 313580), (78395, 264576), (82680, 250864), (88192, 235185), (94074, 220480), (101760, 203827), (110240, 188148), (125432, 165360), (132288, 156790)]