221380960

素因数分解:

$2^5\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{1319}}^1$

素因数の和:2383

約数の個数: 48

約数和(自身を含む): 523908000

約数和(自身を除く): 302527040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1049, 1319, 2098, 2638, 4196, 5245, 5276, 6595, 8392, 10490, 10552, 13190, 16784, 20980, 21104, 26380, 33568, 41960, 42208, 52760, 83920, 105520, 167840, 211040, 1383631, 2767262, 5534524, 6918155, 11069048, 13836310, 22138096, 27672620, 44276192, 55345240, 110690480, 221380960]

約数ペア:

[(1, 221380960), (2, 110690480), (4, 55345240), (5, 44276192), (8, 27672620), (10, 22138096), (16, 13836310), (20, 11069048), (32, 6918155), (40, 5534524), (80, 2767262), (160, 1383631), (1049, 211040), (1319, 167840), (2098, 105520), (2638, 83920), (4196, 52760), (5245, 42208), (5276, 41960), (6595, 33568), (8392, 26380), (10490, 21104), (10552, 20980), (13190, 16784)]