71181540

素因数分解:

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

素因数の和:395468

約数の個数: 36

約数和(自身を含む): 215917884

約数和(自身を除く): 144736344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 395453, 790906, 1186359, 1581812, 1977265, 2372718, 3559077, 3954530, 4745436, 5931795, 7118154, 7909060, 11863590, 14236308, 17795385, 23727180, 35590770, 71181540]

約数ペア:

[(1, 71181540), (2, 35590770), (3, 23727180), (4, 17795385), (5, 14236308), (6, 11863590), (9, 7909060), (10, 7118154), (12, 5931795), (15, 4745436), (18, 3954530), (20, 3559077), (30, 2372718), (36, 1977265), (45, 1581812), (60, 1186359), (90, 790906), (180, 395453)]