255996.0000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1489}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 21241440

約数和(自身を除く): 12441450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 197, 394, 591, 985, 1182, 1489, 1970, 2955, 2978, 4467, 5910, 7445, 8934, 14890, 22335, 44670, 293333, 586666, 879999, 1466665, 1759998, 2933330, 4399995, 8799990]

約数ペア:

[(1, 8799990), (2, 4399995), (3, 2933330), (5, 1759998), (6, 1466665), (10, 879999), (15, 586666), (30, 293333), (197, 44670), (394, 22335), (591, 14890), (985, 8934), (1182, 7445), (1489, 5910), (1970, 4467), (2955, 2978)]