266773360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{476381}}^1$

素因数の和:476401

約数の個数: 40

約数和(自身を含む): 708856416

約数和(自身を除く): 442083056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 476381, 952762, 1905524, 2381905, 3334667, 3811048, 4763810, 6669334, 7622096, 9527620, 13338668, 16673335, 19055240, 26677336, 33346670, 38110480, 53354672, 66693340, 133386680, 266773360]

約数ペア:

[(1, 266773360), (2, 133386680), (4, 66693340), (5, 53354672), (7, 38110480), (8, 33346670), (10, 26677336), (14, 19055240), (16, 16673335), (20, 13338668), (28, 9527620), (35, 7622096), (40, 6669334), (56, 4763810), (70, 3811048), (80, 3334667), (112, 2381905), (140, 1905524), (280, 952762), (560, 476381)]