40398660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2179}}^1$

素因数の和:2297

約数の個数: 72

約数和(自身を含む): 123789120

約数和(自身を除く): 83390460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 2179, 3090, 3708, 4358, 4635, 6180, 6537, 8716, 9270, 10895, 13074, 18540, 19611, 21790, 26148, 32685, 39222, 43580, 65370, 78444, 98055, 130740, 196110, 224437, 392220, 448874, 673311, 897748, 1122185, 1346622, 2019933, 2244370, 2693244, 3366555, 4039866, 4488740, 6733110, 8079732, 10099665, 13466220, 20199330, 40398660]

約数ペア:

[(1, 40398660), (2, 20199330), (3, 13466220), (4, 10099665), (5, 8079732), (6, 6733110), (9, 4488740), (10, 4039866), (12, 3366555), (15, 2693244), (18, 2244370), (20, 2019933), (30, 1346622), (36, 1122185), (45, 897748), (60, 673311), (90, 448874), (103, 392220), (180, 224437), (206, 196110), (309, 130740), (412, 98055), (515, 78444), (618, 65370), (927, 43580), (1030, 39222), (1236, 32685), (1545, 26148), (1854, 21790), (2060, 19611), (2179, 18540), (3090, 13074), (3708, 10895), (4358, 9270), (4635, 8716), (6180, 6537)]