77172540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1286209}}^1$

素因数の和:1286221

約数の個数: 24

約数和(自身を含む): 216083280

約数和(自身を除く): 138910740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1286209, 2572418, 3858627, 5144836, 6431045, 7717254, 12862090, 15434508, 19293135, 25724180, 38586270, 77172540]

約数ペア:

[(1, 77172540), (2, 38586270), (3, 25724180), (4, 19293135), (5, 15434508), (6, 12862090), (10, 7717254), (12, 6431045), (15, 5144836), (20, 3858627), (30, 2572418), (60, 1286209)]