209597940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1164433}}^1$

素因数の和:1164448

約数の個数: 36

約数和(自身を含む): 635780964

約数和(自身を除く): 426183024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1164433, 2328866, 3493299, 4657732, 5822165, 6986598, 10479897, 11644330, 13973196, 17466495, 20959794, 23288660, 34932990, 41919588, 52399485, 69865980, 104798970, 209597940]

約数ペア:

[(1, 209597940), (2, 104798970), (3, 69865980), (4, 52399485), (5, 41919588), (6, 34932990), (9, 23288660), (10, 20959794), (12, 17466495), (15, 13973196), (18, 11644330), (20, 10479897), (30, 6986598), (36, 5822165), (45, 4657732), (60, 3493299), (90, 2328866), (180, 1164433)]