154967480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{35543}}^1$

素因数の和:35663

約数の個数: 32

約数和(自身を含む): 351885600

約数和(自身を除く): 196918120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 35543, 71086, 142172, 177715, 284344, 355430, 710860, 1421720, 3874187, 7748374, 15496748, 19370935, 30993496, 38741870, 77483740, 154967480]

約数ペア:

[(1, 154967480), (2, 77483740), (4, 38741870), (5, 30993496), (8, 19370935), (10, 15496748), (20, 7748374), (40, 3874187), (109, 1421720), (218, 710860), (436, 355430), (545, 284344), (872, 177715), (1090, 142172), (2180, 71086), (4360, 35543)]