266940310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15439}}^1$

素因数の和:15485

約数の個数: 64

約数和(自身を含む): 622540800

約数和(自身を除く): 355600490

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 8645, 15439, 17290, 30878, 77195, 108073, 154390, 200707, 216146, 293341, 401414, 540365, 586682, 1003535, 1080730, 1404949, 1466705, 2007070, 2053387, 2809898, 2933410, 3813433, 4106774, 7024745, 7626866, 10266935, 14049490, 19067165, 20533870, 26694031, 38134330, 53388062, 133470155, 266940310]

約数ペア:

[(1, 266940310), (2, 133470155), (5, 53388062), (7, 38134330), (10, 26694031), (13, 20533870), (14, 19067165), (19, 14049490), (26, 10266935), (35, 7626866), (38, 7024745), (65, 4106774), (70, 3813433), (91, 2933410), (95, 2809898), (130, 2053387), (133, 2007070), (182, 1466705), (190, 1404949), (247, 1080730), (266, 1003535), (455, 586682), (494, 540365), (665, 401414), (910, 293341), (1235, 216146), (1330, 200707), (1729, 154390), (2470, 108073), (3458, 77195), (8645, 30878), (15439, 17290)]