251408610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1471}}^1$

素因数の和:1701

約数の個数: 80

約数和(自身を含む): 679675392

約数和(自身を除く): 428266782

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 211, 270, 405, 422, 633, 810, 1055, 1266, 1471, 1899, 2110, 2942, 3165, 3798, 4413, 5697, 6330, 7355, 8826, 9495, 11394, 13239, 14710, 17091, 18990, 22065, 26478, 28485, 34182, 39717, 44130, 56970, 66195, 79434, 85455, 119151, 132390, 170910, 198585, 238302, 310381, 397170, 595755, 620762, 931143, 1191510, 1551905, 1862286, 2793429, 3103810, 4655715, 5586858, 8380287, 9311430, 13967145, 16760574, 25140861, 27934290, 41901435, 50281722, 83802870, 125704305, 251408610]

約数ペア:

[(1, 251408610), (2, 125704305), (3, 83802870), (5, 50281722), (6, 41901435), (9, 27934290), (10, 25140861), (15, 16760574), (18, 13967145), (27, 9311430), (30, 8380287), (45, 5586858), (54, 4655715), (81, 3103810), (90, 2793429), (135, 1862286), (162, 1551905), (211, 1191510), (270, 931143), (405, 620762), (422, 595755), (633, 397170), (810, 310381), (1055, 238302), (1266, 198585), (1471, 170910), (1899, 132390), (2110, 119151), (2942, 85455), (3165, 79434), (3798, 66195), (4413, 56970), (5697, 44130), (6330, 39717), (7355, 34182), (8826, 28485), (9495, 26478), (11394, 22065), (13239, 18990), (14710, 17091)]