280844940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4680749}}^1$

素因数の和:4680761

約数の個数: 24

約数和(自身を含む): 786366000

約数和(自身を除く): 505521060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4680749, 9361498, 14042247, 18722996, 23403745, 28084494, 46807490, 56168988, 70211235, 93614980, 140422470, 280844940]

約数ペア:

[(1, 280844940), (2, 140422470), (3, 93614980), (4, 70211235), (5, 56168988), (6, 46807490), (10, 28084494), (12, 23403745), (15, 18722996), (20, 14042247), (30, 9361498), (60, 4680749)]