30893640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257447}}^1$

素因数の和:257461

約数の個数: 32

約数和(自身を含む): 92681280

約数和(自身を除く): 61787640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257447, 514894, 772341, 1029788, 1287235, 1544682, 2059576, 2574470, 3089364, 3861705, 5148940, 6178728, 7723410, 10297880, 15446820, 30893640]

約数ペア:

[(1, 30893640), (2, 15446820), (3, 10297880), (4, 7723410), (5, 6178728), (6, 5148940), (8, 3861705), (10, 3089364), (12, 2574470), (15, 2059576), (20, 1544682), (24, 1287235), (30, 1029788), (40, 772341), (60, 514894), (120, 257447)]