157049480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{560891}}^1$

素因数の和:560909

約数の個数: 32

約数和(自身を含む): 403842240

約数和(自身を除く): 246792760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 560891, 1121782, 2243564, 2804455, 3926237, 4487128, 5608910, 7852474, 11217820, 15704948, 19631185, 22435640, 31409896, 39262370, 78524740, 157049480]

約数ペア:

[(1, 157049480), (2, 78524740), (4, 39262370), (5, 31409896), (7, 22435640), (8, 19631185), (10, 15704948), (14, 11217820), (20, 7852474), (28, 5608910), (35, 4487128), (40, 3926237), (56, 2804455), (70, 2243564), (140, 1121782), (280, 560891)]