78113460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2609}}^1$

素因数の和:3120

約数の個数: 48

約数和(自身を含む): 219240000

約数和(自身を除く): 141126540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2495, 2609, 2994, 4990, 5218, 5988, 7485, 7827, 9980, 10436, 13045, 14970, 15654, 26090, 29940, 31308, 39135, 52180, 78270, 156540, 1301891, 2603782, 3905673, 5207564, 6509455, 7811346, 13018910, 15622692, 19528365, 26037820, 39056730, 78113460]

約数ペア:

[(1, 78113460), (2, 39056730), (3, 26037820), (4, 19528365), (5, 15622692), (6, 13018910), (10, 7811346), (12, 6509455), (15, 5207564), (20, 3905673), (30, 2603782), (60, 1301891), (499, 156540), (998, 78270), (1497, 52180), (1996, 39135), (2495, 31308), (2609, 29940), (2994, 26090), (4990, 15654), (5218, 14970), (5988, 13045), (7485, 10436), (7827, 9980)]