15678230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 30778704

約数和(自身を除く): 15100474

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 101, 190, 202, 215, 361, 430, 505, 722, 817, 1010, 1634, 1805, 1919, 3610, 3838, 4085, 4343, 8170, 8686, 9595, 15523, 19190, 21715, 31046, 36461, 43430, 72922, 77615, 82517, 155230, 165034, 182305, 364610, 412585, 825170, 1567823, 3135646, 7839115, 15678230]

約数ペア:

[(1, 15678230), (2, 7839115), (5, 3135646), (10, 1567823), (19, 825170), (38, 412585), (43, 364610), (86, 182305), (95, 165034), (101, 155230), (190, 82517), (202, 77615), (215, 72922), (361, 43430), (430, 36461), (505, 31046), (722, 21715), (817, 19190), (1010, 15523), (1634, 9595), (1805, 8686), (1919, 8170), (3610, 4343), (3838, 4085)]