154990960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{41221}}^1$

素因数の和:41281

約数の個数: 40

約数和(自身を含む): 368030016

約数和(自身を除く): 213039056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 41221, 82442, 164884, 206105, 329768, 412210, 659536, 824420, 1648840, 1937387, 3297680, 3874774, 7749548, 9686935, 15499096, 19373870, 30998192, 38747740, 77495480, 154990960]

約数ペア:

[(1, 154990960), (2, 77495480), (4, 38747740), (5, 30998192), (8, 19373870), (10, 15499096), (16, 9686935), (20, 7749548), (40, 3874774), (47, 3297680), (80, 1937387), (94, 1648840), (188, 824420), (235, 659536), (376, 412210), (470, 329768), (752, 206105), (940, 164884), (1880, 82442), (3760, 41221)]