213078420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1183769}}^1$

素因数の和:1183784

約数の個数: 36

約数和(自身を含む): 646338420

約数和(自身を除く): 433260000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1183769, 2367538, 3551307, 4735076, 5918845, 7102614, 10653921, 11837690, 14205228, 17756535, 21307842, 23675380, 35513070, 42615684, 53269605, 71026140, 106539210, 213078420]

約数ペア:

[(1, 213078420), (2, 106539210), (3, 71026140), (4, 53269605), (5, 42615684), (6, 35513070), (9, 23675380), (10, 21307842), (12, 17756535), (15, 14205228), (18, 11837690), (20, 10653921), (30, 7102614), (36, 5918845), (45, 4735076), (60, 3551307), (90, 2367538), (180, 1183769)]