231946920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{644297}}^1$

素因数の和:644314

約数の個数: 48

約数和(自身を含む): 753828660

約数和(自身を除く): 521881740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 644297, 1288594, 1932891, 2577188, 3221485, 3865782, 5154376, 5798673, 6442970, 7731564, 9664455, 11597346, 12885940, 15463128, 19328910, 23194692, 25771880, 28993365, 38657820, 46389384, 57986730, 77315640, 115973460, 231946920]

約数ペア:

[(1, 231946920), (2, 115973460), (3, 77315640), (4, 57986730), (5, 46389384), (6, 38657820), (8, 28993365), (9, 25771880), (10, 23194692), (12, 19328910), (15, 15463128), (18, 12885940), (20, 11597346), (24, 9664455), (30, 7731564), (36, 6442970), (40, 5798673), (45, 5154376), (60, 3865782), (72, 3221485), (90, 2577188), (120, 1932891), (180, 1288594), (360, 644297)]