123487380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{686041}}^1$

素因数の和:686056

約数の個数: 36

約数和(自身を含む): 374578932

約数和(自身を除く): 251091552

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 686041, 1372082, 2058123, 2744164, 3430205, 4116246, 6174369, 6860410, 8232492, 10290615, 12348738, 13720820, 20581230, 24697476, 30871845, 41162460, 61743690, 123487380]

約数ペア:

[(1, 123487380), (2, 61743690), (3, 41162460), (4, 30871845), (5, 24697476), (6, 20581230), (9, 13720820), (10, 12348738), (12, 10290615), (15, 8232492), (18, 6860410), (20, 6174369), (30, 4116246), (36, 3430205), (45, 2744164), (60, 2058123), (90, 1372082), (180, 686041)]