261566010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{322921}}^1$

素因数の和:322940

約数の個数: 40

約数和(自身を含む): 703324116

約数和(自身を除く): 441758106

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 322921, 645842, 968763, 1614605, 1937526, 2906289, 3229210, 4843815, 5812578, 8718867, 9687630, 14531445, 17437734, 26156601, 29062890, 43594335, 52313202, 87188670, 130783005, 261566010]

約数ペア:

[(1, 261566010), (2, 130783005), (3, 87188670), (5, 52313202), (6, 43594335), (9, 29062890), (10, 26156601), (15, 17437734), (18, 14531445), (27, 9687630), (30, 8718867), (45, 5812578), (54, 4843815), (81, 3229210), (90, 2906289), (135, 1937526), (162, 1614605), (270, 968763), (405, 645842), (810, 322921)]