311285580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{13337}}^1$

素因数の和:13738

約数の個数: 48

約数和(自身を含む): 873905760

約数和(自身を除く): 562620180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 11670, 13337, 23340, 26674, 40011, 53348, 66685, 80022, 133370, 160044, 200055, 266740, 400110, 800220, 5188093, 10376186, 15564279, 20752372, 25940465, 31128558, 51880930, 62257116, 77821395, 103761860, 155642790, 311285580]

約数ペア:

[(1, 311285580), (2, 155642790), (3, 103761860), (4, 77821395), (5, 62257116), (6, 51880930), (10, 31128558), (12, 25940465), (15, 20752372), (20, 15564279), (30, 10376186), (60, 5188093), (389, 800220), (778, 400110), (1167, 266740), (1556, 200055), (1945, 160044), (2334, 133370), (3890, 80022), (4668, 66685), (5835, 53348), (7780, 40011), (11670, 26674), (13337, 23340)]