223177370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 452874240

約数和(自身を除く): 229696870

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 79, 130, 155, 158, 310, 395, 403, 701, 790, 806, 1027, 1402, 2015, 2054, 2449, 3505, 4030, 4898, 5135, 7010, 9113, 10270, 12245, 18226, 21731, 24490, 31837, 43462, 45565, 55379, 63674, 91130, 108655, 110758, 159185, 217310, 276895, 282503, 318370, 553790, 565006, 719927, 1412515, 1439854, 1716749, 2825030, 3433498, 3599635, 7199270, 8583745, 17167490, 22317737, 44635474, 111588685, 223177370]

約数ペア:

[(1, 223177370), (2, 111588685), (5, 44635474), (10, 22317737), (13, 17167490), (26, 8583745), (31, 7199270), (62, 3599635), (65, 3433498), (79, 2825030), (130, 1716749), (155, 1439854), (158, 1412515), (310, 719927), (395, 565006), (403, 553790), (701, 318370), (790, 282503), (806, 276895), (1027, 217310), (1402, 159185), (2015, 110758), (2054, 108655), (2449, 91130), (3505, 63674), (4030, 55379), (4898, 45565), (5135, 43462), (7010, 31837), (9113, 24490), (10270, 21731), (12245, 18226)]