51317040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213821}}^1$

素因数の和:213837

約数の個数: 40

約数和(自身を含む): 159083568

約数和(自身を除く): 107766528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213821, 427642, 641463, 855284, 1069105, 1282926, 1710568, 2138210, 2565852, 3207315, 3421136, 4276420, 5131704, 6414630, 8552840, 10263408, 12829260, 17105680, 25658520, 51317040]

約数ペア:

[(1, 51317040), (2, 25658520), (3, 17105680), (4, 12829260), (5, 10263408), (6, 8552840), (8, 6414630), (10, 5131704), (12, 4276420), (15, 3421136), (16, 3207315), (20, 2565852), (24, 2138210), (30, 1710568), (40, 1282926), (48, 1069105), (60, 855284), (80, 641463), (120, 427642), (240, 213821)]