151240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 360000

約数和(自身を除く): 208760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 380, 398, 760, 796, 995, 1592, 1990, 3781, 3980, 7562, 7960, 15124, 18905, 30248, 37810, 75620, 151240]

約数ペア:

[(1, 151240), (2, 75620), (4, 37810), (5, 30248), (8, 18905), (10, 15124), (19, 7960), (20, 7562), (38, 3980), (40, 3781), (76, 1990), (95, 1592), (152, 995), (190, 796), (199, 760), (380, 398)]