149780470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{3391}}^1$

素因数の和:4036

約数の個数: 32

約数和(自身を含む): 308699136

約数和(自身を除く): 158918666

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 631, 1262, 3155, 3391, 4417, 6310, 6782, 8834, 16955, 22085, 23737, 33910, 44170, 47474, 118685, 237370, 2139721, 4279442, 10698605, 14978047, 21397210, 29956094, 74890235, 149780470]

約数ペア:

[(1, 149780470), (2, 74890235), (5, 29956094), (7, 21397210), (10, 14978047), (14, 10698605), (35, 4279442), (70, 2139721), (631, 237370), (1262, 118685), (3155, 47474), (3391, 44170), (4417, 33910), (6310, 23737), (6782, 22085), (8834, 16955)]