128607630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{8731}}^1$

素因数の和:9232

約数の個数: 32

約数和(自身を含む): 309322368

約数和(自身を除く): 180714738

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1473, 2455, 2946, 4910, 7365, 8731, 14730, 17462, 26193, 43655, 52386, 87310, 130965, 261930, 4286921, 8573842, 12860763, 21434605, 25721526, 42869210, 64303815, 128607630]

約数ペア:

[(1, 128607630), (2, 64303815), (3, 42869210), (5, 25721526), (6, 21434605), (10, 12860763), (15, 8573842), (30, 4286921), (491, 261930), (982, 130965), (1473, 87310), (2455, 52386), (2946, 43655), (4910, 26193), (7365, 17462), (8731, 14730)]