30756780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{56957}}^1$

素因数の和:56975

約数の個数: 48

約数和(自身を含む): 95689440

約数和(自身を除く): 64932660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 56957, 113914, 170871, 227828, 284785, 341742, 512613, 569570, 683484, 854355, 1025226, 1139140, 1537839, 1708710, 2050452, 2563065, 3075678, 3417420, 5126130, 6151356, 7689195, 10252260, 15378390, 30756780]

約数ペア:

[(1, 30756780), (2, 15378390), (3, 10252260), (4, 7689195), (5, 6151356), (6, 5126130), (9, 3417420), (10, 3075678), (12, 2563065), (15, 2050452), (18, 1708710), (20, 1537839), (27, 1139140), (30, 1025226), (36, 854355), (45, 683484), (54, 569570), (60, 512613), (90, 341742), (108, 284785), (135, 227828), (180, 170871), (270, 113914), (540, 56957)]