217809180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1210051}}^1$

素因数の和:1210066

約数の個数: 36

約数和(自身を含む): 660688392

約数和(自身を除く): 442879212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1210051, 2420102, 3630153, 4840204, 6050255, 7260306, 10890459, 12100510, 14520612, 18150765, 21780918, 24201020, 36301530, 43561836, 54452295, 72603060, 108904590, 217809180]

約数ペア:

[(1, 217809180), (2, 108904590), (3, 72603060), (4, 54452295), (5, 43561836), (6, 36301530), (9, 24201020), (10, 21780918), (12, 18150765), (15, 14520612), (18, 12100510), (20, 10890459), (30, 7260306), (36, 6050255), (45, 4840204), (60, 3630153), (90, 2420102), (180, 1210051)]