71310180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2647}}^1$

素因数の和:3108

約数の個数: 48

約数和(自身を含む): 200188800

約数和(自身を除く): 128878620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 449, 898, 1347, 1796, 2245, 2647, 2694, 4490, 5294, 5388, 6735, 7941, 8980, 10588, 13235, 13470, 15882, 26470, 26940, 31764, 39705, 52940, 79410, 158820, 1188503, 2377006, 3565509, 4754012, 5942515, 7131018, 11885030, 14262036, 17827545, 23770060, 35655090, 71310180]

約数ペア:

[(1, 71310180), (2, 35655090), (3, 23770060), (4, 17827545), (5, 14262036), (6, 11885030), (10, 7131018), (12, 5942515), (15, 4754012), (20, 3565509), (30, 2377006), (60, 1188503), (449, 158820), (898, 79410), (1347, 52940), (1796, 39705), (2245, 31764), (2647, 26940), (2694, 26470), (4490, 15882), (5294, 13470), (5388, 13235), (6735, 10588), (7941, 8980)]