15741490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 32348160

約数和(自身を除く): 16606670

約数列:

[1, 2, 5, 10, 17, 29, 31, 34, 58, 62, 85, 103, 145, 155, 170, 206, 290, 310, 493, 515, 527, 899, 986, 1030, 1054, 1751, 1798, 2465, 2635, 2987, 3193, 3502, 4495, 4930, 5270, 5974, 6386, 8755, 8990, 14935, 15283, 15965, 17510, 29870, 30566, 31930, 50779, 54281, 76415, 92597, 101558, 108562, 152830, 185194, 253895, 271405, 462985, 507790, 542810, 925970, 1574149, 3148298, 7870745, 15741490]

約数ペア:

[(1, 15741490), (2, 7870745), (5, 3148298), (10, 1574149), (17, 925970), (29, 542810), (31, 507790), (34, 462985), (58, 271405), (62, 253895), (85, 185194), (103, 152830), (145, 108562), (155, 101558), (170, 92597), (206, 76415), (290, 54281), (310, 50779), (493, 31930), (515, 30566), (527, 29870), (899, 17510), (986, 15965), (1030, 15283), (1054, 14935), (1751, 8990), (1798, 8755), (2465, 6386), (2635, 5974), (2987, 5270), (3193, 4930), (3502, 4495)]