131970160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{235661}}^1$

素因数の和:235681

約数の個数: 40

約数和(自身を含む): 350665056

約数和(自身を除く): 218694896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 235661, 471322, 942644, 1178305, 1649627, 1885288, 2356610, 3299254, 3770576, 4713220, 6598508, 8248135, 9426440, 13197016, 16496270, 18852880, 26394032, 32992540, 65985080, 131970160]

約数ペア:

[(1, 131970160), (2, 65985080), (4, 32992540), (5, 26394032), (7, 18852880), (8, 16496270), (10, 13197016), (14, 9426440), (16, 8248135), (20, 6598508), (28, 4713220), (35, 3770576), (40, 3299254), (56, 2356610), (70, 1885288), (80, 1649627), (112, 1178305), (140, 942644), (280, 471322), (560, 235661)]