8981820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{16633}}^1$

素因数の和:16651

約数の個数: 48

約数和(自身を含む): 27945120

約数和(自身を除く): 18963300

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, 16633, 33266, 49899, 66532, 83165, 99798, 149697, 166330, 199596, 249495, 299394, 332660, 449091, 498990, 598788, 748485, 898182, 997980, 1496970, 1796364, 2245455, 2993940, 4490910, 8981820]

約数ペア:

[(1, 8981820), (2, 4490910), (3, 2993940), (4, 2245455), (5, 1796364), (6, 1496970), (9, 997980), (10, 898182), (12, 748485), (15, 598788), (18, 498990), (20, 449091), (27, 332660), (30, 299394), (36, 249495), (45, 199596), (54, 166330), (60, 149697), (90, 99798), (108, 83165), (135, 66532), (180, 49899), (270, 33266), (540, 16633)]