678671510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 1360558080

約数和(自身を除く): 681886570

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 223, 365, 379, 446, 730, 758, 803, 1115, 1606, 1895, 2230, 2453, 3790, 4015, 4169, 4906, 8030, 8338, 12265, 16279, 20845, 24530, 27667, 32558, 41690, 55334, 81395, 84517, 138335, 162790, 169034, 179069, 276670, 304337, 358138, 422585, 608674, 845170, 895345, 929687, 1521685, 1790690, 1859374, 3043370, 4648435, 6169741, 9296870, 12339482, 30848705, 61697410, 67867151, 135734302, 339335755, 678671510]

約数ペア:

[(1, 678671510), (2, 339335755), (5, 135734302), (10, 67867151), (11, 61697410), (22, 30848705), (55, 12339482), (73, 9296870), (110, 6169741), (146, 4648435), (223, 3043370), (365, 1859374), (379, 1790690), (446, 1521685), (730, 929687), (758, 895345), (803, 845170), (1115, 608674), (1606, 422585), (1895, 358138), (2230, 304337), (2453, 276670), (3790, 179069), (4015, 169034), (4169, 162790), (4906, 138335), (8030, 84517), (8338, 81395), (12265, 55334), (16279, 41690), (20845, 32558), (24530, 27667)]