154631280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{644297}}^1$

素因数の和:644313

約数の個数: 40

約数和(自身を含む): 479357712

約数和(自身を除く): 324726432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 644297, 1288594, 1932891, 2577188, 3221485, 3865782, 5154376, 6442970, 7731564, 9664455, 10308752, 12885940, 15463128, 19328910, 25771880, 30926256, 38657820, 51543760, 77315640, 154631280]

約数ペア:

[(1, 154631280), (2, 77315640), (3, 51543760), (4, 38657820), (5, 30926256), (6, 25771880), (8, 19328910), (10, 15463128), (12, 12885940), (15, 10308752), (16, 9664455), (20, 7731564), (24, 6442970), (30, 5154376), (40, 3865782), (48, 3221485), (60, 2577188), (80, 1932891), (120, 1288594), (240, 644297)]