147917360

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16963}}^1$

素因数の和:17085

約数の個数: 40

約数和(自身を含む): 347083440

約数和(自身を除く): 199166080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 16963, 33926, 67852, 84815, 135704, 169630, 271408, 339260, 678520, 1357040, 1848967, 3697934, 7395868, 9244835, 14791736, 18489670, 29583472, 36979340, 73958680, 147917360]

約数ペア:

[(1, 147917360), (2, 73958680), (4, 36979340), (5, 29583472), (8, 18489670), (10, 14791736), (16, 9244835), (20, 7395868), (40, 3697934), (80, 1848967), (109, 1357040), (218, 678520), (436, 339260), (545, 271408), (872, 169630), (1090, 135704), (1744, 84815), (2180, 67852), (4360, 33926), (8720, 16963)]