30680880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127837}}^1$

素因数の和:127853

約数の個数: 40

約数和(自身を含む): 95111472

約数和(自身を除く): 64430592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 127837, 255674, 383511, 511348, 639185, 767022, 1022696, 1278370, 1534044, 1917555, 2045392, 2556740, 3068088, 3835110, 5113480, 6136176, 7670220, 10226960, 15340440, 30680880]

約数ペア:

[(1, 30680880), (2, 15340440), (3, 10226960), (4, 7670220), (5, 6136176), (6, 5113480), (8, 3835110), (10, 3068088), (12, 2556740), (15, 2045392), (16, 1917555), (20, 1534044), (24, 1278370), (30, 1022696), (40, 767022), (48, 639185), (60, 511348), (80, 383511), (120, 255674), (240, 127837)]