64310680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229681}}^1$

素因数の和:229699

約数の個数: 32

約数和(自身を含む): 165371040

約数和(自身を除く): 101060360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 229681, 459362, 918724, 1148405, 1607767, 1837448, 2296810, 3215534, 4593620, 6431068, 8038835, 9187240, 12862136, 16077670, 32155340, 64310680]

約数ペア:

[(1, 64310680), (2, 32155340), (4, 16077670), (5, 12862136), (7, 9187240), (8, 8038835), (10, 6431068), (14, 4593620), (20, 3215534), (28, 2296810), (35, 1837448), (40, 1607767), (56, 1148405), (70, 918724), (140, 459362), (280, 229681)]