257435532

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{593}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 674593920

約数和(自身を除く): 417158388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 389, 558, 593, 778, 1116, 1167, 1186, 1556, 1779, 2334, 2372, 3501, 3558, 4668, 5337, 7002, 7116, 10674, 12059, 14004, 18383, 21348, 24118, 36177, 36766, 48236, 55149, 72354, 73532, 108531, 110298, 144708, 165447, 217062, 220596, 230677, 330894, 434124, 461354, 661788, 692031, 922708, 1384062, 2076093, 2768124, 4152186, 7150987, 8304372, 14301974, 21452961, 28603948, 42905922, 64358883, 85811844, 128717766, 257435532]

約数ペア:

[(1, 257435532), (2, 128717766), (3, 85811844), (4, 64358883), (6, 42905922), (9, 28603948), (12, 21452961), (18, 14301974), (31, 8304372), (36, 7150987), (62, 4152186), (93, 2768124), (124, 2076093), (186, 1384062), (279, 922708), (372, 692031), (389, 661788), (558, 461354), (593, 434124), (778, 330894), (1116, 230677), (1167, 220596), (1186, 217062), (1556, 165447), (1779, 144708), (2334, 110298), (2372, 108531), (3501, 73532), (3558, 72354), (4668, 55149), (5337, 48236), (7002, 36766), (7116, 36177), (10674, 24118), (12059, 21348), (14004, 18383)]