85309020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{473939}}^1$

素因数の和:473954

約数の個数: 36

約数和(自身を含む): 258771240

約数和(自身を除く): 173462220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 473939, 947878, 1421817, 1895756, 2369695, 2843634, 4265451, 4739390, 5687268, 7109085, 8530902, 9478780, 14218170, 17061804, 21327255, 28436340, 42654510, 85309020]

約数ペア:

[(1, 85309020), (2, 42654510), (3, 28436340), (4, 21327255), (5, 17061804), (6, 14218170), (9, 9478780), (10, 8530902), (12, 7109085), (15, 5687268), (18, 4739390), (20, 4265451), (30, 2843634), (36, 2369695), (45, 1895756), (60, 1421817), (90, 947878), (180, 473939)]