131437620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{243403}}^1$

素因数の和:243421

約数の個数: 48

約数和(自身を含む): 408918720

約数和(自身を除く): 277481100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 243403, 486806, 730209, 973612, 1217015, 1460418, 2190627, 2434030, 2920836, 3651045, 4381254, 4868060, 6571881, 7302090, 8762508, 10953135, 13143762, 14604180, 21906270, 26287524, 32859405, 43812540, 65718810, 131437620]

約数ペア:

[(1, 131437620), (2, 65718810), (3, 43812540), (4, 32859405), (5, 26287524), (6, 21906270), (9, 14604180), (10, 13143762), (12, 10953135), (15, 8762508), (18, 7302090), (20, 6571881), (27, 4868060), (30, 4381254), (36, 3651045), (45, 2920836), (54, 2434030), (60, 2190627), (90, 1460418), (108, 1217015), (135, 973612), (180, 730209), (270, 486806), (540, 243403)]