31270120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3851}}^1$

素因数の和:3898

約数の個数: 64

約数和(自身を含む): 83203200

約数和(自身を除く): 51933080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 3851, 4060, 7702, 8120, 15404, 19255, 26957, 30808, 38510, 53914, 77020, 107828, 111679, 134785, 154040, 215656, 223358, 269570, 446716, 539140, 558395, 781753, 893432, 1078280, 1116790, 1563506, 2233580, 3127012, 3908765, 4467160, 6254024, 7817530, 15635060, 31270120]

約数ペア:

[(1, 31270120), (2, 15635060), (4, 7817530), (5, 6254024), (7, 4467160), (8, 3908765), (10, 3127012), (14, 2233580), (20, 1563506), (28, 1116790), (29, 1078280), (35, 893432), (40, 781753), (56, 558395), (58, 539140), (70, 446716), (116, 269570), (140, 223358), (145, 215656), (203, 154040), (232, 134785), (280, 111679), (290, 107828), (406, 77020), (580, 53914), (812, 38510), (1015, 30808), (1160, 26957), (1624, 19255), (2030, 15404), (3851, 8120), (4060, 7702)]