136489960

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{22901}}^1$

素因数の和:23061

約数の個数: 32

約数和(自身を含む): 309177000

約数和(自身を除く): 172687040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 22901, 45802, 91604, 114505, 183208, 229010, 458020, 916040, 3412249, 6824498, 13648996, 17061245, 27297992, 34122490, 68244980, 136489960]

約数ペア:

[(1, 136489960), (2, 68244980), (4, 34122490), (5, 27297992), (8, 17061245), (10, 13648996), (20, 6824498), (40, 3412249), (149, 916040), (298, 458020), (596, 229010), (745, 183208), (1192, 114505), (1490, 91604), (2980, 45802), (5960, 22901)]