90391590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23357}}^1$

素因数の和:23413

約数の個数: 48

約数和(自身を含む): 240493968

約数和(自身を除く): 150102378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 23357, 46714, 70071, 116785, 140142, 210213, 233570, 350355, 420426, 700710, 1004351, 1051065, 2008702, 2102130, 3013053, 5021755, 6026106, 9039159, 10043510, 15065265, 18078318, 30130530, 45195795, 90391590]

約数ペア:

[(1, 90391590), (2, 45195795), (3, 30130530), (5, 18078318), (6, 15065265), (9, 10043510), (10, 9039159), (15, 6026106), (18, 5021755), (30, 3013053), (43, 2102130), (45, 2008702), (86, 1051065), (90, 1004351), (129, 700710), (215, 420426), (258, 350355), (387, 233570), (430, 210213), (645, 140142), (774, 116785), (1290, 70071), (1935, 46714), (3870, 23357)]