261610710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{202799}}^1$

素因数の和:202852

約数の個数: 32

約数和(自身を含む): 642470400

約数和(自身を除く): 380859690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 202799, 405598, 608397, 1013995, 1216794, 2027990, 3041985, 6083970, 8720357, 17440714, 26161071, 43601785, 52322142, 87203570, 130805355, 261610710]

約数ペア:

[(1, 261610710), (2, 130805355), (3, 87203570), (5, 52322142), (6, 43601785), (10, 26161071), (15, 17440714), (30, 8720357), (43, 6083970), (86, 3041985), (129, 2027990), (215, 1216794), (258, 1013995), (430, 608397), (645, 405598), (1290, 202799)]