18231960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1109}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 55144800

約数和(自身を除く): 36912840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1109, 1370, 1644, 2055, 2218, 2740, 3288, 3327, 4110, 4436, 5480, 5545, 6654, 8220, 8872, 11090, 13308, 16440, 16635, 22180, 26616, 33270, 44360, 66540, 133080, 151933, 303866, 455799, 607732, 759665, 911598, 1215464, 1519330, 1823196, 2278995, 3038660, 3646392, 4557990, 6077320, 9115980, 18231960]

約数ペア:

[(1, 18231960), (2, 9115980), (3, 6077320), (4, 4557990), (5, 3646392), (6, 3038660), (8, 2278995), (10, 1823196), (12, 1519330), (15, 1215464), (20, 911598), (24, 759665), (30, 607732), (40, 455799), (60, 303866), (120, 151933), (137, 133080), (274, 66540), (411, 44360), (548, 33270), (685, 26616), (822, 22180), (1096, 16635), (1109, 16440), (1370, 13308), (1644, 11090), (2055, 8872), (2218, 8220), (2740, 6654), (3288, 5545), (3327, 5480), (4110, 4436)]