8991540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{16651}}^1$

素因数の和:16669

約数の個数: 48

約数和(自身を含む): 27975360

約数和(自身を除く): 18983820

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, 16651, 33302, 49953, 66604, 83255, 99906, 149859, 166510, 199812, 249765, 299718, 333020, 449577, 499530, 599436, 749295, 899154, 999060, 1498590, 1798308, 2247885, 2997180, 4495770, 8991540]

約数ペア:

[(1, 8991540), (2, 4495770), (3, 2997180), (4, 2247885), (5, 1798308), (6, 1498590), (9, 999060), (10, 899154), (12, 749295), (15, 599436), (18, 499530), (20, 449577), (27, 333020), (30, 299718), (36, 249765), (45, 199812), (54, 166510), (60, 149859), (90, 99906), (108, 83255), (135, 66604), (180, 49953), (270, 33302), (540, 16651)]