71844660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{399137}}^1$

素因数の和:399152

約数の個数: 36

約数和(自身を含む): 217929348

約数和(自身を除く): 146084688

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 399137, 798274, 1197411, 1596548, 1995685, 2394822, 3592233, 3991370, 4789644, 5987055, 7184466, 7982740, 11974110, 14368932, 17961165, 23948220, 35922330, 71844660]

約数ペア:

[(1, 71844660), (2, 35922330), (3, 23948220), (4, 17961165), (5, 14368932), (6, 11974110), (9, 7982740), (10, 7184466), (12, 5987055), (15, 4789644), (18, 3991370), (20, 3592233), (30, 2394822), (36, 1995685), (45, 1596548), (60, 1197411), (90, 798274), (180, 399137)]