268964930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:555

約数の個数: 64

約数和(自身を含む): 537788160

約数和(自身を除く): 268823230

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 103, 106, 130, 206, 265, 379, 515, 530, 689, 758, 1030, 1339, 1378, 1895, 2678, 3445, 3790, 4927, 5459, 6695, 6890, 9854, 10918, 13390, 20087, 24635, 27295, 39037, 40174, 49270, 54590, 70967, 78074, 100435, 141934, 195185, 200870, 261131, 354835, 390370, 507481, 522262, 709670, 1014962, 1305655, 2068961, 2537405, 2611310, 4137922, 5074810, 10344805, 20689610, 26896493, 53792986, 134482465, 268964930]

約数ペア:

[(1, 268964930), (2, 134482465), (5, 53792986), (10, 26896493), (13, 20689610), (26, 10344805), (53, 5074810), (65, 4137922), (103, 2611310), (106, 2537405), (130, 2068961), (206, 1305655), (265, 1014962), (379, 709670), (515, 522262), (530, 507481), (689, 390370), (758, 354835), (1030, 261131), (1339, 200870), (1378, 195185), (1895, 141934), (2678, 100435), (3445, 78074), (3790, 70967), (4927, 54590), (5459, 49270), (6695, 40174), (6890, 39037), (9854, 27295), (10918, 24635), (13390, 20087)]