181540410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{140729}}^1$

素因数の和:140782

約数の個数: 32

約数和(自身を含む): 445832640

約数和(自身を除く): 264292230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 140729, 281458, 422187, 703645, 844374, 1407290, 2110935, 4221870, 6051347, 12102694, 18154041, 30256735, 36308082, 60513470, 90770205, 181540410]

約数ペア:

[(1, 181540410), (2, 90770205), (3, 60513470), (5, 36308082), (6, 30256735), (10, 18154041), (15, 12102694), (30, 6051347), (43, 4221870), (86, 2110935), (129, 1407290), (215, 844374), (258, 703645), (430, 422187), (645, 281458), (1290, 140729)]