31527160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1033}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 81892800

約数和(自身を除く): 50365640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1033, 1090, 1526, 2066, 2180, 3052, 3815, 4132, 4360, 5165, 6104, 7231, 7630, 8264, 10330, 14462, 15260, 20660, 28924, 30520, 36155, 41320, 57848, 72310, 112597, 144620, 225194, 289240, 450388, 562985, 788179, 900776, 1125970, 1576358, 2251940, 3152716, 3940895, 4503880, 6305432, 7881790, 15763580, 31527160]

約数ペア:

[(1, 31527160), (2, 15763580), (4, 7881790), (5, 6305432), (7, 4503880), (8, 3940895), (10, 3152716), (14, 2251940), (20, 1576358), (28, 1125970), (35, 900776), (40, 788179), (56, 562985), (70, 450388), (109, 289240), (140, 225194), (218, 144620), (280, 112597), (436, 72310), (545, 57848), (763, 41320), (872, 36155), (1033, 30520), (1090, 28924), (1526, 20660), (2066, 15260), (2180, 14462), (3052, 10330), (3815, 8264), (4132, 7630), (4360, 7231), (5165, 6104)]