9420660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 28828800

約数和(自身を除く): 19408140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 263, 398, 526, 597, 789, 796, 995, 1052, 1194, 1315, 1578, 1791, 1990, 2367, 2388, 2630, 2985, 3156, 3582, 3945, 3980, 4734, 5260, 5970, 7164, 7890, 8955, 9468, 11835, 11940, 15780, 17910, 23670, 35820, 47340, 52337, 104674, 157011, 209348, 261685, 314022, 471033, 523370, 628044, 785055, 942066, 1046740, 1570110, 1884132, 2355165, 3140220, 4710330, 9420660]

約数ペア:

[(1, 9420660), (2, 4710330), (3, 3140220), (4, 2355165), (5, 1884132), (6, 1570110), (9, 1046740), (10, 942066), (12, 785055), (15, 628044), (18, 523370), (20, 471033), (30, 314022), (36, 261685), (45, 209348), (60, 157011), (90, 104674), (180, 52337), (199, 47340), (263, 35820), (398, 23670), (526, 17910), (597, 15780), (789, 11940), (796, 11835), (995, 9468), (1052, 8955), (1194, 7890), (1315, 7164), (1578, 5970), (1791, 5260), (1990, 4734), (2367, 3980), (2388, 3945), (2630, 3582), (2985, 3156)]