129356880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{538987}}^1$

素因数の和:539003

約数の個数: 40

約数和(自身を含む): 401007072

約数和(自身を除く): 271650192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 538987, 1077974, 1616961, 2155948, 2694935, 3233922, 4311896, 5389870, 6467844, 8084805, 8623792, 10779740, 12935688, 16169610, 21559480, 25871376, 32339220, 43118960, 64678440, 129356880]

約数ペア:

[(1, 129356880), (2, 64678440), (3, 43118960), (4, 32339220), (5, 25871376), (6, 21559480), (8, 16169610), (10, 12935688), (12, 10779740), (15, 8623792), (16, 8084805), (20, 6467844), (24, 5389870), (30, 4311896), (40, 3233922), (48, 2694935), (60, 2155948), (80, 1616961), (120, 1077974), (240, 538987)]