64009920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 224

約数和(自身を含む): 229404672

約数和(自身を除く): 165394752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 192, 195, 208, 223, 230, 240, 260, 276, 299, 312, 320, 345, 368, 390, 416, 446, 460, 480, 520, 552, 598, 624, 669, 690, 736, 780, 832, 892, 897, 920, 960, 1040, 1104, 1115, 1196, 1248, 1338, 1380, 1472, 1495, 1560, 1784, 1794, 1840, 2080, 2208, 2230, 2392, 2496, 2676, 2760, 2899, 2990, 3120, 3345, 3568, 3588, 3680, 4160, 4416, 4460, 4485, 4784, 5129, 5352, 5520, 5798, 5980, 6240, 6690, 7136, 7176, 7360, 8697, 8920, 8970, 9568, 10258, 10704, 11040, 11596, 11960, 12480, 13380, 14272, 14352, 14495, 15387, 17394, 17840, 17940, 19136, 20516, 21408, 22080, 23192, 23920, 25645, 26760, 28704, 28990, 30774, 34788, 35680, 35880, 41032, 42816, 43485, 46384, 47840, 51290, 53520, 57408, 57980, 61548, 66677, 69576, 71360, 71760, 76935, 82064, 86970, 92768, 95680, 102580, 107040, 115960, 123096, 133354, 139152, 143520, 153870, 164128, 173940, 185536, 200031, 205160, 214080, 231920, 246192, 266708, 278304, 287040, 307740, 328256, 333385, 347880, 400062, 410320, 463840, 492384, 533416, 556608, 615480, 666770, 695760, 800124, 820640, 927680, 984768, 1000155, 1066832, 1230960, 1333540, 1391520, 1600248, 1641280, 2000310, 2133664, 2461920, 2667080, 2783040, 3200496, 4000620, 4267328, 4923840, 5334160, 6400992, 8001240, 10668320, 12801984, 16002480, 21336640, 32004960, 64009920]

約数ペア:

[(1, 64009920), (2, 32004960), (3, 21336640), (4, 16002480), (5, 12801984), (6, 10668320), (8, 8001240), (10, 6400992), (12, 5334160), (13, 4923840), (15, 4267328), (16, 4000620), (20, 3200496), (23, 2783040), (24, 2667080), (26, 2461920), (30, 2133664), (32, 2000310), (39, 1641280), (40, 1600248), (46, 1391520), (48, 1333540), (52, 1230960), (60, 1066832), (64, 1000155), (65, 984768), (69, 927680), (78, 820640), (80, 800124), (92, 695760), (96, 666770), (104, 615480), (115, 556608), (120, 533416), (130, 492384), (138, 463840), (156, 410320), (160, 400062), (184, 347880), (192, 333385), (195, 328256), (208, 307740), (223, 287040), (230, 278304), (240, 266708), (260, 246192), (276, 231920), (299, 214080), (312, 205160), (320, 200031), (345, 185536), (368, 173940), (390, 164128), (416, 153870), (446, 143520), (460, 139152), (480, 133354), (520, 123096), (552, 115960), (598, 107040), (624, 102580), (669, 95680), (690, 92768), (736, 86970), (780, 82064), (832, 76935), (892, 71760), (897, 71360), (920, 69576), (960, 66677), (1040, 61548), (1104, 57980), (1115, 57408), (1196, 53520), (1248, 51290), (1338, 47840), (1380, 46384), (1472, 43485), (1495, 42816), (1560, 41032), (1784, 35880), (1794, 35680), (1840, 34788), (2080, 30774), (2208, 28990), (2230, 28704), (2392, 26760), (2496, 25645), (2676, 23920), (2760, 23192), (2899, 22080), (2990, 21408), (3120, 20516), (3345, 19136), (3568, 17940), (3588, 17840), (3680, 17394), (4160, 15387), (4416, 14495), (4460, 14352), (4485, 14272), (4784, 13380), (5129, 12480), (5352, 11960), (5520, 11596), (5798, 11040), (5980, 10704), (6240, 10258), (6690, 9568), (7136, 8970), (7176, 8920), (7360, 8697)]