67240720

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5641}}^1$

素因数の和:5803

約数の個数: 40

約数和(自身を含む): 157411800

約数和(自身を除く): 90171080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5641, 5960, 11282, 11920, 22564, 28205, 45128, 56410, 90256, 112820, 225640, 451280, 840509, 1681018, 3362036, 4202545, 6724072, 8405090, 13448144, 16810180, 33620360, 67240720]

約数ペア:

[(1, 67240720), (2, 33620360), (4, 16810180), (5, 13448144), (8, 8405090), (10, 6724072), (16, 4202545), (20, 3362036), (40, 1681018), (80, 840509), (149, 451280), (298, 225640), (596, 112820), (745, 90256), (1192, 56410), (1490, 45128), (2384, 28205), (2980, 22564), (5641, 11920), (5960, 11282)]