78683340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1621}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 220721760

約数和(自身を除く): 142038420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 809, 1618, 1621, 2427, 3236, 3242, 4045, 4854, 4863, 6484, 8090, 8105, 9708, 9726, 12135, 16180, 16210, 19452, 24270, 24315, 32420, 48540, 48630, 97260, 1311389, 2622778, 3934167, 5245556, 6556945, 7868334, 13113890, 15736668, 19670835, 26227780, 39341670, 78683340]

約数ペア:

[(1, 78683340), (2, 39341670), (3, 26227780), (4, 19670835), (5, 15736668), (6, 13113890), (10, 7868334), (12, 6556945), (15, 5245556), (20, 3934167), (30, 2622778), (60, 1311389), (809, 97260), (1618, 48630), (1621, 48540), (2427, 32420), (3236, 24315), (3242, 24270), (4045, 19452), (4854, 16210), (4863, 16180), (6484, 12135), (8090, 9726), (8105, 9708)]