157550260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1125359}}^1$

素因数の和:1125375

約数の個数: 24

約数和(自身を含む): 378120960

約数和(自身を除く): 220570700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1125359, 2250718, 4501436, 5626795, 7877513, 11253590, 15755026, 22507180, 31510052, 39387565, 78775130, 157550260]

約数ペア:

[(1, 157550260), (2, 78775130), (4, 39387565), (5, 31510052), (7, 22507180), (10, 15755026), (14, 11253590), (20, 7877513), (28, 5626795), (35, 4501436), (70, 2250718), (140, 1125359)]