390112740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{722431}}^1$

素因数の和:722449

約数の個数: 48

約数和(自身を含む): 1213685760

約数和(自身を除く): 823573020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 722431, 1444862, 2167293, 2889724, 3612155, 4334586, 6501879, 7224310, 8669172, 10836465, 13003758, 14448620, 19505637, 21672930, 26007516, 32509395, 39011274, 43345860, 65018790, 78022548, 97528185, 130037580, 195056370, 390112740]

約数ペア:

[(1, 390112740), (2, 195056370), (3, 130037580), (4, 97528185), (5, 78022548), (6, 65018790), (9, 43345860), (10, 39011274), (12, 32509395), (15, 26007516), (18, 21672930), (20, 19505637), (27, 14448620), (30, 13003758), (36, 10836465), (45, 8669172), (54, 7224310), (60, 6501879), (90, 4334586), (108, 3612155), (135, 2889724), (180, 2167293), (270, 1444862), (540, 722431)]