311938442940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{37402691}}^1$

素因数の和:37402842

約数の個数: 48

約数和(自身を含む): 879711315840

約数和(自身を除く): 567772872900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 37402691, 74805382, 112208073, 149610764, 187013455, 224416146, 374026910, 448832292, 561040365, 748053820, 1122080730, 2244161460, 5198974049, 10397948098, 15596922147, 20795896196, 25994870245, 31193844294, 51989740490, 62387688588, 77984610735, 103979480980, 155969221470, 311938442940]

約数ペア:

[(1, 311938442940), (2, 155969221470), (3, 103979480980), (4, 77984610735), (5, 62387688588), (6, 51989740490), (10, 31193844294), (12, 25994870245), (15, 20795896196), (20, 15596922147), (30, 10397948098), (60, 5198974049), (139, 2244161460), (278, 1122080730), (417, 748053820), (556, 561040365), (695, 448832292), (834, 374026910), (1390, 224416146), (1668, 187013455), (2085, 149610764), (2780, 112208073), (4170, 74805382), (8340, 37402691)]