81053640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225149}}^1$

素因数の和:225166

約数の個数: 48

約数和(自身を含む): 263425500

約数和(自身を除く): 182371860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 225149, 450298, 675447, 900596, 1125745, 1350894, 1801192, 2026341, 2251490, 2701788, 3377235, 4052682, 4502980, 5403576, 6754470, 8105364, 9005960, 10131705, 13508940, 16210728, 20263410, 27017880, 40526820, 81053640]

約数ペア:

[(1, 81053640), (2, 40526820), (3, 27017880), (4, 20263410), (5, 16210728), (6, 13508940), (8, 10131705), (9, 9005960), (10, 8105364), (12, 6754470), (15, 5403576), (18, 4502980), (20, 4052682), (24, 3377235), (30, 2701788), (36, 2251490), (40, 2026341), (45, 1801192), (60, 1350894), (72, 1125745), (90, 900596), (120, 675447), (180, 450298), (360, 225149)]