30681480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255679}}^1$

素因数の和:255693

約数の個数: 32

約数和(自身を含む): 92044800

約数和(自身を除く): 61363320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255679, 511358, 767037, 1022716, 1278395, 1534074, 2045432, 2556790, 3068148, 3835185, 5113580, 6136296, 7670370, 10227160, 15340740, 30681480]

約数ペア:

[(1, 30681480), (2, 15340740), (3, 10227160), (4, 7670370), (5, 6136296), (6, 5113580), (8, 3835185), (10, 3068148), (12, 2556790), (15, 2045432), (20, 1534074), (24, 1278395), (30, 1022716), (40, 767037), (60, 511358), (120, 255679)]