289924140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439279}}^1$

素因数の和:439302

約数の個数: 48

約数和(自身を含む): 885588480

約数和(自身を除く): 595664340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 439279, 878558, 1317837, 1757116, 2196395, 2635674, 4392790, 4832069, 5271348, 6589185, 8785580, 9664138, 13178370, 14496207, 19328276, 24160345, 26356740, 28992414, 48320690, 57984828, 72481035, 96641380, 144962070, 289924140]

約数ペア:

[(1, 289924140), (2, 144962070), (3, 96641380), (4, 72481035), (5, 57984828), (6, 48320690), (10, 28992414), (11, 26356740), (12, 24160345), (15, 19328276), (20, 14496207), (22, 13178370), (30, 9664138), (33, 8785580), (44, 6589185), (55, 5271348), (60, 4832069), (66, 4392790), (110, 2635674), (132, 2196395), (165, 1757116), (220, 1317837), (330, 878558), (660, 439279)]