157240510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{320899}}^1$

素因数の和:320920

約数の個数: 24

約数和(自身を含む): 329243400

約数和(自身を除く): 172002890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 320899, 641798, 1604495, 2246293, 3208990, 4492586, 11231465, 15724051, 22462930, 31448102, 78620255, 157240510]

約数ペア:

[(1, 157240510), (2, 78620255), (5, 31448102), (7, 22462930), (10, 15724051), (14, 11231465), (35, 4492586), (49, 3208990), (70, 2246293), (98, 1604495), (245, 641798), (490, 320899)]