142728420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2378807}}^1$

素因数の和:2378819

約数の個数: 24

約数和(自身を含む): 399639744

約数和(自身を除く): 256911324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2378807, 4757614, 7136421, 9515228, 11894035, 14272842, 23788070, 28545684, 35682105, 47576140, 71364210, 142728420]

約数ペア:

[(1, 142728420), (2, 71364210), (3, 47576140), (4, 35682105), (5, 28545684), (6, 23788070), (10, 14272842), (12, 11894035), (15, 9515228), (20, 7136421), (30, 4757614), (60, 2378807)]