66598140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158567}}^1$

素因数の和:158586

約数の個数: 48

約数和(自身を含む): 213115392

約数和(自身を除く): 146517252

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, 158567, 317134, 475701, 634268, 792835, 951402, 1109969, 1585670, 1902804, 2219938, 2378505, 3171340, 3329907, 4439876, 4757010, 5549845, 6659814, 9514020, 11099690, 13319628, 16649535, 22199380, 33299070, 66598140]

約数ペア:

[(1, 66598140), (2, 33299070), (3, 22199380), (4, 16649535), (5, 13319628), (6, 11099690), (7, 9514020), (10, 6659814), (12, 5549845), (14, 4757010), (15, 4439876), (20, 3329907), (21, 3171340), (28, 2378505), (30, 2219938), (35, 1902804), (42, 1585670), (60, 1109969), (70, 951402), (84, 792835), (105, 634268), (140, 475701), (210, 317134), (420, 158567)]