31087920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{129533}}^1$

素因数の和:129549

約数の個数: 40

約数和(自身を含む): 96373296

約数和(自身を除く): 65285376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 129533, 259066, 388599, 518132, 647665, 777198, 1036264, 1295330, 1554396, 1942995, 2072528, 2590660, 3108792, 3885990, 5181320, 6217584, 7771980, 10362640, 15543960, 31087920]

約数ペア:

[(1, 31087920), (2, 15543960), (3, 10362640), (4, 7771980), (5, 6217584), (6, 5181320), (8, 3885990), (10, 3108792), (12, 2590660), (15, 2072528), (16, 1942995), (20, 1554396), (24, 1295330), (30, 1036264), (40, 777198), (48, 647665), (60, 518132), (80, 388599), (120, 259066), (240, 129533)]