30310840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1051}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 78773760

約数和(自身を除く): 48462920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1051, 1442, 2060, 2102, 2884, 3605, 4120, 4204, 5255, 5768, 7210, 7357, 8408, 10510, 14420, 14714, 21020, 28840, 29428, 36785, 42040, 58856, 73570, 108253, 147140, 216506, 294280, 433012, 541265, 757771, 866024, 1082530, 1515542, 2165060, 3031084, 3788855, 4330120, 6062168, 7577710, 15155420, 30310840]

約数ペア:

[(1, 30310840), (2, 15155420), (4, 7577710), (5, 6062168), (7, 4330120), (8, 3788855), (10, 3031084), (14, 2165060), (20, 1515542), (28, 1082530), (35, 866024), (40, 757771), (56, 541265), (70, 433012), (103, 294280), (140, 216506), (206, 147140), (280, 108253), (412, 73570), (515, 58856), (721, 42040), (824, 36785), (1030, 29428), (1051, 28840), (1442, 21020), (2060, 14714), (2102, 14420), (2884, 10510), (3605, 8408), (4120, 7357), (4204, 7210), (5255, 5768)]