289143180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37357}}^1$

素因数の和:37415

約数の個数: 72

約数和(自身を含む): 897488592

約数和(自身を除く): 608345412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 37357, 74714, 112071, 149428, 186785, 224142, 336213, 373570, 448284, 560355, 672426, 747140, 1120710, 1344852, 1606351, 1681065, 2241420, 3212702, 3362130, 4819053, 6425404, 6724260, 8031755, 9638106, 14457159, 16063510, 19276212, 24095265, 28914318, 32127020, 48190530, 57828636, 72285795, 96381060, 144571590, 289143180]

約数ペア:

[(1, 289143180), (2, 144571590), (3, 96381060), (4, 72285795), (5, 57828636), (6, 48190530), (9, 32127020), (10, 28914318), (12, 24095265), (15, 19276212), (18, 16063510), (20, 14457159), (30, 9638106), (36, 8031755), (43, 6724260), (45, 6425404), (60, 4819053), (86, 3362130), (90, 3212702), (129, 2241420), (172, 1681065), (180, 1606351), (215, 1344852), (258, 1120710), (387, 747140), (430, 672426), (516, 560355), (645, 448284), (774, 373570), (860, 336213), (1290, 224142), (1548, 186785), (1935, 149428), (2580, 112071), (3870, 74714), (7740, 37357)]