311326980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{26339}}^1$

素因数の和:26548

約数の個数: 48

約数和(自身を含む): 876173760

約数和(自身を除く): 564846780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 26339, 52678, 79017, 105356, 131695, 158034, 263390, 316068, 395085, 526780, 790170, 1580340, 5188783, 10377566, 15566349, 20755132, 25943915, 31132698, 51887830, 62265396, 77831745, 103775660, 155663490, 311326980]

約数ペア:

[(1, 311326980), (2, 155663490), (3, 103775660), (4, 77831745), (5, 62265396), (6, 51887830), (10, 31132698), (12, 25943915), (15, 20755132), (20, 15566349), (30, 10377566), (60, 5188783), (197, 1580340), (394, 790170), (591, 526780), (788, 395085), (985, 316068), (1182, 263390), (1970, 158034), (2364, 131695), (2955, 105356), (3940, 79017), (5910, 52678), (11820, 26339)]