645279930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{166739}}^1$

素因数の和:166795

約数の個数: 48

約数和(自身を含む): 1716755040

約数和(自身を除く): 1071475110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 166739, 333478, 500217, 833695, 1000434, 1500651, 1667390, 2501085, 3001302, 5002170, 7169777, 7503255, 14339554, 15006510, 21509331, 35848885, 43018662, 64527993, 71697770, 107546655, 129055986, 215093310, 322639965, 645279930]

約数ペア:

[(1, 645279930), (2, 322639965), (3, 215093310), (5, 129055986), (6, 107546655), (9, 71697770), (10, 64527993), (15, 43018662), (18, 35848885), (30, 21509331), (43, 15006510), (45, 14339554), (86, 7503255), (90, 7169777), (129, 5002170), (215, 3001302), (258, 2501085), (387, 1667390), (430, 1500651), (645, 1000434), (774, 833695), (1290, 500217), (1935, 333478), (3870, 166739)]