686475130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 1513287360

約数和(自身を除く): 826812230

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 139, 170, 187, 190, 209, 278, 323, 374, 418, 646, 695, 935, 1045, 1390, 1529, 1615, 1870, 2090, 2363, 2641, 3058, 3230, 3553, 4726, 5282, 7106, 7645, 11815, 13205, 15290, 17765, 19321, 23630, 25993, 26410, 29051, 35530, 38642, 44897, 51986, 58102, 89794, 96605, 129965, 145255, 193210, 212531, 224485, 259930, 290510, 328457, 367099, 425062, 448970, 493867, 656914, 734198, 987734, 1062655, 1642285, 1835495, 2125310, 2469335, 3284570, 3613027, 3670990, 4038089, 4938670, 6240683, 7226054, 8076178, 12481366, 18065135, 20190445, 31203415, 36130270, 40380890, 62406830, 68647513, 137295026, 343237565, 686475130]

約数ペア:

[(1, 686475130), (2, 343237565), (5, 137295026), (10, 68647513), (11, 62406830), (17, 40380890), (19, 36130270), (22, 31203415), (34, 20190445), (38, 18065135), (55, 12481366), (85, 8076178), (95, 7226054), (110, 6240683), (139, 4938670), (170, 4038089), (187, 3670990), (190, 3613027), (209, 3284570), (278, 2469335), (323, 2125310), (374, 1835495), (418, 1642285), (646, 1062655), (695, 987734), (935, 734198), (1045, 656914), (1390, 493867), (1529, 448970), (1615, 425062), (1870, 367099), (2090, 328457), (2363, 290510), (2641, 259930), (3058, 224485), (3230, 212531), (3553, 193210), (4726, 145255), (5282, 129965), (7106, 96605), (7645, 89794), (11815, 58102), (13205, 51986), (15290, 44897), (17765, 38642), (19321, 35530), (23630, 29051), (25993, 26410)]