157031560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{560827}}^1$

素因数の和:560845

約数の個数: 32

約数和(自身を含む): 403796160

約数和(自身を除く): 246764600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 560827, 1121654, 2243308, 2804135, 3925789, 4486616, 5608270, 7851578, 11216540, 15703156, 19628945, 22433080, 31406312, 39257890, 78515780, 157031560]

約数ペア:

[(1, 157031560), (2, 78515780), (4, 39257890), (5, 31406312), (7, 22433080), (8, 19628945), (10, 15703156), (14, 11216540), (20, 7851578), (28, 5608270), (35, 4486616), (40, 3925789), (56, 2804135), (70, 2243308), (140, 1121654), (280, 560827)]