80315640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223099}}^1$

素因数の和:223116

約数の個数: 48

約数和(自身を含む): 261027000

約数和(自身を除く): 180711360

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, 223099, 446198, 669297, 892396, 1115495, 1338594, 1784792, 2007891, 2230990, 2677188, 3346485, 4015782, 4461980, 5354376, 6692970, 8031564, 8923960, 10039455, 13385940, 16063128, 20078910, 26771880, 40157820, 80315640]

約数ペア:

[(1, 80315640), (2, 40157820), (3, 26771880), (4, 20078910), (5, 16063128), (6, 13385940), (8, 10039455), (9, 8923960), (10, 8031564), (12, 6692970), (15, 5354376), (18, 4461980), (20, 4015782), (24, 3346485), (30, 2677188), (36, 2230990), (40, 2007891), (45, 1784792), (60, 1338594), (72, 1115495), (90, 892396), (120, 669297), (180, 446198), (360, 223099)]