69810440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{881}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 180351360

約数和(自身を除く): 110540920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 881, 1132, 1415, 1762, 1981, 2264, 2830, 3524, 3962, 4405, 5660, 6167, 7048, 7924, 8810, 9905, 11320, 12334, 15848, 17620, 19810, 24668, 30835, 35240, 39620, 49336, 61670, 79240, 123340, 246680, 249323, 498646, 997292, 1246615, 1745261, 1994584, 2493230, 3490522, 4986460, 6981044, 8726305, 9972920, 13962088, 17452610, 34905220, 69810440]

約数ペア:

[(1, 69810440), (2, 34905220), (4, 17452610), (5, 13962088), (7, 9972920), (8, 8726305), (10, 6981044), (14, 4986460), (20, 3490522), (28, 2493230), (35, 1994584), (40, 1745261), (56, 1246615), (70, 997292), (140, 498646), (280, 249323), (283, 246680), (566, 123340), (881, 79240), (1132, 61670), (1415, 49336), (1762, 39620), (1981, 35240), (2264, 30835), (2830, 24668), (3524, 19810), (3962, 17620), (4405, 15848), (5660, 12334), (6167, 11320), (7048, 9905), (7924, 8810)]