30809820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2837}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 86774688

約数和(自身を除く): 55964868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 2837, 3620, 5430, 5674, 8511, 10860, 11348, 14185, 17022, 28370, 34044, 42555, 56740, 85110, 170220, 513497, 1026994, 1540491, 2053988, 2567485, 3080982, 5134970, 6161964, 7702455, 10269940, 15404910, 30809820]

約数ペア:

[(1, 30809820), (2, 15404910), (3, 10269940), (4, 7702455), (5, 6161964), (6, 5134970), (10, 3080982), (12, 2567485), (15, 2053988), (20, 1540491), (30, 1026994), (60, 513497), (181, 170220), (362, 85110), (543, 56740), (724, 42555), (905, 34044), (1086, 28370), (1810, 17022), (2172, 14185), (2715, 11348), (2837, 10860), (3620, 8511), (5430, 5674)]