157024840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{560803}}^1$

素因数の和:560821

約数の個数: 32

約数和(自身を含む): 403778880

約数和(自身を除く): 246754040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 560803, 1121606, 2243212, 2804015, 3925621, 4486424, 5608030, 7851242, 11216060, 15702484, 19628105, 22432120, 31404968, 39256210, 78512420, 157024840]

約数ペア:

[(1, 157024840), (2, 78512420), (4, 39256210), (5, 31404968), (7, 22432120), (8, 19628105), (10, 15702484), (14, 11216060), (20, 7851242), (28, 5608030), (35, 4486424), (40, 3925621), (56, 2804015), (70, 2243212), (140, 1121606), (280, 560803)]