127680660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{709337}}^1$

素因数の和:709352

約数の個数: 36

約数和(自身を含む): 387298548

約数和(自身を除く): 259617888

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 709337, 1418674, 2128011, 2837348, 3546685, 4256022, 6384033, 7093370, 8512044, 10640055, 12768066, 14186740, 21280110, 25536132, 31920165, 42560220, 63840330, 127680660]

約数ペア:

[(1, 127680660), (2, 63840330), (3, 42560220), (4, 31920165), (5, 25536132), (6, 21280110), (9, 14186740), (10, 12768066), (12, 10640055), (15, 8512044), (18, 7093370), (20, 6384033), (30, 4256022), (36, 3546685), (45, 2837348), (60, 2128011), (90, 1418674), (180, 709337)]