210641580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{390077}}^1$

素因数の和:390095

約数の個数: 48

約数和(自身を含む): 655331040

約数和(自身を除く): 444689460

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, 390077, 780154, 1170231, 1560308, 1950385, 2340462, 3510693, 3900770, 4680924, 5851155, 7021386, 7801540, 10532079, 11702310, 14042772, 17553465, 21064158, 23404620, 35106930, 42128316, 52660395, 70213860, 105320790, 210641580]

約数ペア:

[(1, 210641580), (2, 105320790), (3, 70213860), (4, 52660395), (5, 42128316), (6, 35106930), (9, 23404620), (10, 21064158), (12, 17553465), (15, 14042772), (18, 11702310), (20, 10532079), (27, 7801540), (30, 7021386), (36, 5851155), (45, 4680924), (54, 3900770), (60, 3510693), (90, 2340462), (108, 1950385), (135, 1560308), (180, 1170231), (270, 780154), (540, 390077)]