140938140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{335567}}^1$

素因数の和:335586

約数の個数: 48

約数和(自身を含む): 451003392

約数和(自身を除く): 310065252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 335567, 671134, 1006701, 1342268, 1677835, 2013402, 2348969, 3355670, 4026804, 4697938, 5033505, 6711340, 7046907, 9395876, 10067010, 11744845, 14093814, 20134020, 23489690, 28187628, 35234535, 46979380, 70469070, 140938140]

約数ペア:

[(1, 140938140), (2, 70469070), (3, 46979380), (4, 35234535), (5, 28187628), (6, 23489690), (7, 20134020), (10, 14093814), (12, 11744845), (14, 10067010), (15, 9395876), (20, 7046907), (21, 6711340), (28, 5033505), (30, 4697938), (35, 4026804), (42, 3355670), (60, 2348969), (70, 2013402), (84, 1677835), (105, 1342268), (140, 1006701), (210, 671134), (420, 335567)]