8675880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 26231040

約数和(自身を除く): 17555160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 367, 394, 591, 734, 788, 985, 1101, 1182, 1468, 1576, 1835, 1970, 2202, 2364, 2936, 2955, 3670, 3940, 4404, 4728, 5505, 5910, 7340, 7880, 8808, 11010, 11820, 14680, 22020, 23640, 44040, 72299, 144598, 216897, 289196, 361495, 433794, 578392, 722990, 867588, 1084485, 1445980, 1735176, 2168970, 2891960, 4337940, 8675880]

約数ペア:

[(1, 8675880), (2, 4337940), (3, 2891960), (4, 2168970), (5, 1735176), (6, 1445980), (8, 1084485), (10, 867588), (12, 722990), (15, 578392), (20, 433794), (24, 361495), (30, 289196), (40, 216897), (60, 144598), (120, 72299), (197, 44040), (367, 23640), (394, 22020), (591, 14680), (734, 11820), (788, 11010), (985, 8808), (1101, 7880), (1182, 7340), (1468, 5910), (1576, 5505), (1835, 4728), (1970, 4404), (2202, 3940), (2364, 3670), (2936, 2955)]