72629820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{403499}}^1$

素因数の和:403514

約数の個数: 36

約数和(自身を含む): 220311000

約数和(自身を除く): 147681180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 403499, 806998, 1210497, 1613996, 2017495, 2420994, 3631491, 4034990, 4841988, 6052485, 7262982, 8069980, 12104970, 14525964, 18157455, 24209940, 36314910, 72629820]

約数ペア:

[(1, 72629820), (2, 36314910), (3, 24209940), (4, 18157455), (5, 14525964), (6, 12104970), (9, 8069980), (10, 7262982), (12, 6052485), (15, 4841988), (18, 4034990), (20, 3631491), (30, 2420994), (36, 2017495), (45, 1613996), (60, 1210497), (90, 806998), (180, 403499)]