375123669160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1\times {\mathrm{1187}}^1$

素因数の和:1991

約数の個数: 128

約数和(自身を含む): 862202880000

約数和(自身を除く): 487079210840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 223, 284, 355, 446, 499, 568, 710, 892, 998, 1115, 1187, 1420, 1784, 1996, 2230, 2374, 2495, 2840, 3992, 4460, 4748, 4990, 5935, 8920, 9496, 9980, 11870, 15833, 19960, 23740, 31666, 35429, 47480, 63332, 70858, 79165, 84277, 111277, 126664, 141716, 158330, 168554, 177145, 222554, 264701, 283432, 316660, 337108, 354290, 421385, 445108, 529402, 556385, 592313, 633320, 674216, 708580, 842770, 890216, 1058804, 1112770, 1184626, 1323505, 1417160, 1685540, 2117608, 2225540, 2369252, 2647010, 2961565, 3371080, 4451080, 4738504, 5294020, 5923130, 7900667, 10588040, 11846260, 15801334, 18793771, 23692520, 31602668, 37587542, 39503335, 42054223, 63205336, 75175084, 79006670, 84108446, 93968855, 132085799, 150350168, 158013340, 168216892, 187937710, 210271115, 264171598, 316026680, 336433784, 375875420, 420542230, 528343196, 660428995, 751750840, 841084460, 1056686392, 1320857990, 1682168920, 2641715980, 5283431960, 9378091729, 18756183458, 37512366916, 46890458645, 75024733832, 93780917290, 187561834580, 375123669160]

約数ペア:

[(1, 375123669160), (2, 187561834580), (4, 93780917290), (5, 75024733832), (8, 46890458645), (10, 37512366916), (20, 18756183458), (40, 9378091729), (71, 5283431960), (142, 2641715980), (223, 1682168920), (284, 1320857990), (355, 1056686392), (446, 841084460), (499, 751750840), (568, 660428995), (710, 528343196), (892, 420542230), (998, 375875420), (1115, 336433784), (1187, 316026680), (1420, 264171598), (1784, 210271115), (1996, 187937710), (2230, 168216892), (2374, 158013340), (2495, 150350168), (2840, 132085799), (3992, 93968855), (4460, 84108446), (4748, 79006670), (4990, 75175084), (5935, 63205336), (8920, 42054223), (9496, 39503335), (9980, 37587542), (11870, 31602668), (15833, 23692520), (19960, 18793771), (23740, 15801334), (31666, 11846260), (35429, 10588040), (47480, 7900667), (63332, 5923130), (70858, 5294020), (79165, 4738504), (84277, 4451080), (111277, 3371080), (126664, 2961565), (141716, 2647010), (158330, 2369252), (168554, 2225540), (177145, 2117608), (222554, 1685540), (264701, 1417160), (283432, 1323505), (316660, 1184626), (337108, 1112770), (354290, 1058804), (421385, 890216), (445108, 842770), (529402, 708580), (556385, 674216), (592313, 633320)]