213544620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{395453}}^1$

素因数の和:395471

約数の個数: 48

約数和(自身を含む): 664362720

約数和(自身を除く): 450818100

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, 395453, 790906, 1186359, 1581812, 1977265, 2372718, 3559077, 3954530, 4745436, 5931795, 7118154, 7909060, 10677231, 11863590, 14236308, 17795385, 21354462, 23727180, 35590770, 42708924, 53386155, 71181540, 106772310, 213544620]

約数ペア:

[(1, 213544620), (2, 106772310), (3, 71181540), (4, 53386155), (5, 42708924), (6, 35590770), (9, 23727180), (10, 21354462), (12, 17795385), (15, 14236308), (18, 11863590), (20, 10677231), (27, 7909060), (30, 7118154), (36, 5931795), (45, 4745436), (54, 3954530), (60, 3559077), (90, 2372718), (108, 1977265), (135, 1581812), (180, 1186359), (270, 790906), (540, 395453)]