641575748640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3797}}^1\times {\mathrm{20707}}^1$

素因数の和:24539

約数の個数: 192

約数和(自身を含む): 2140510748544

約数和(自身を除く): 1498934999904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 3797, 4080, 7594, 8160, 11391, 15188, 18985, 20707, 22782, 30376, 37970, 41414, 45564, 56955, 60752, 62121, 64549, 75940, 82828, 91128, 103535, 113910, 121504, 124242, 129098, 151880, 165656, 182256, 193647, 207070, 227820, 248484, 258196, 303760, 310605, 322745, 331312, 352019, 364512, 387294, 414140, 455640, 496968, 516392, 607520, 621210, 645490, 662624, 704038, 774588, 828280, 911280, 968235, 993936, 1032784, 1056057, 1242420, 1290980, 1408076, 1549176, 1656560, 1760095, 1822560, 1936470, 1987872, 2065568, 2112114, 2484840, 2581960, 2816152, 3098352, 3313120, 3520190, 3872940, 4224228, 4969680, 5163920, 5280285, 5632304, 6196704, 7040380, 7745880, 8448456, 9939360, 10327840, 10560570, 11264608, 14080760, 15491760, 16896912, 21121140, 28161520, 30983520, 33793824, 42242280, 56323040, 78624479, 84484560, 157248958, 168969120, 235873437, 314497916, 393122395, 471746874, 628995832, 786244790, 943493748, 1179367185, 1257991664, 1336616143, 1572489580, 1886987496, 2358734370, 2515983328, 2673232286, 3144979160, 3773974992, 4009848429, 4717468740, 5346464572, 6289958320, 6683080715, 7547949984, 8019696858, 9434937480, 10692929144, 12579916640, 13366161430, 16039393716, 18869874960, 20049242145, 21385858288, 26732322860, 32078787432, 37739749920, 40098484290, 42771716576, 53464645720, 64157574864, 80196968580, 106929291440, 128315149728, 160393937160, 213858582880, 320787874320, 641575748640]

約数ペア:

[(1, 641575748640), (2, 320787874320), (3, 213858582880), (4, 160393937160), (5, 128315149728), (6, 106929291440), (8, 80196968580), (10, 64157574864), (12, 53464645720), (15, 42771716576), (16, 40098484290), (17, 37739749920), (20, 32078787432), (24, 26732322860), (30, 21385858288), (32, 20049242145), (34, 18869874960), (40, 16039393716), (48, 13366161430), (51, 12579916640), (60, 10692929144), (68, 9434937480), (80, 8019696858), (85, 7547949984), (96, 6683080715), (102, 6289958320), (120, 5346464572), (136, 4717468740), (160, 4009848429), (170, 3773974992), (204, 3144979160), (240, 2673232286), (255, 2515983328), (272, 2358734370), (340, 1886987496), (408, 1572489580), (480, 1336616143), (510, 1257991664), (544, 1179367185), (680, 943493748), (816, 786244790), (1020, 628995832), (1360, 471746874), (1632, 393122395), (2040, 314497916), (2720, 235873437), (3797, 168969120), (4080, 157248958), (7594, 84484560), (8160, 78624479), (11391, 56323040), (15188, 42242280), (18985, 33793824), (20707, 30983520), (22782, 28161520), (30376, 21121140), (37970, 16896912), (41414, 15491760), (45564, 14080760), (56955, 11264608), (60752, 10560570), (62121, 10327840), (64549, 9939360), (75940, 8448456), (82828, 7745880), (91128, 7040380), (103535, 6196704), (113910, 5632304), (121504, 5280285), (124242, 5163920), (129098, 4969680), (151880, 4224228), (165656, 3872940), (182256, 3520190), (193647, 3313120), (207070, 3098352), (227820, 2816152), (248484, 2581960), (258196, 2484840), (303760, 2112114), (310605, 2065568), (322745, 1987872), (331312, 1936470), (352019, 1822560), (364512, 1760095), (387294, 1656560), (414140, 1549176), (455640, 1408076), (496968, 1290980), (516392, 1242420), (607520, 1056057), (621210, 1032784), (645490, 993936), (662624, 968235), (704038, 911280), (774588, 828280)]