206471280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{860297}}^1$

素因数の和:860313

約数の個数: 40

約数和(自身を含む): 640061712

約数和(自身を除く): 433590432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 860297, 1720594, 2580891, 3441188, 4301485, 5161782, 6882376, 8602970, 10323564, 12904455, 13764752, 17205940, 20647128, 25808910, 34411880, 41294256, 51617820, 68823760, 103235640, 206471280]

約数ペア:

[(1, 206471280), (2, 103235640), (3, 68823760), (4, 51617820), (5, 41294256), (6, 34411880), (8, 25808910), (10, 20647128), (12, 17205940), (15, 13764752), (16, 12904455), (20, 10323564), (24, 8602970), (30, 6882376), (40, 5161782), (48, 4301485), (60, 3441188), (80, 2580891), (120, 1720594), (240, 860297)]