79270020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{440389}}^1$

素因数の和:440404

約数の個数: 36

約数和(自身を含む): 240452940

約数和(自身を除く): 161182920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 440389, 880778, 1321167, 1761556, 2201945, 2642334, 3963501, 4403890, 5284668, 6605835, 7927002, 8807780, 13211670, 15854004, 19817505, 26423340, 39635010, 79270020]

約数ペア:

[(1, 79270020), (2, 39635010), (3, 26423340), (4, 19817505), (5, 15854004), (6, 13211670), (9, 8807780), (10, 7927002), (12, 6605835), (15, 5284668), (18, 4403890), (20, 3963501), (30, 2642334), (36, 2201945), (45, 1761556), (60, 1321167), (90, 880778), (180, 440389)]