128986380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{716591}}^1$

素因数の和:716606

約数の個数: 36

約数和(自身を含む): 391259232

約数和(自身を除く): 262272852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 716591, 1433182, 2149773, 2866364, 3582955, 4299546, 6449319, 7165910, 8599092, 10748865, 12898638, 14331820, 21497730, 25797276, 32246595, 42995460, 64493190, 128986380]

約数ペア:

[(1, 128986380), (2, 64493190), (3, 42995460), (4, 32246595), (5, 25797276), (6, 21497730), (9, 14331820), (10, 12898638), (12, 10748865), (15, 8599092), (18, 7165910), (20, 6449319), (30, 4299546), (36, 3582955), (45, 2866364), (60, 2149773), (90, 1433182), (180, 716591)]