215148840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3593}}^1$

素因数の和:4106

約数の個数: 64

約数和(自身を含む): 646920000

約数和(自身を除く): 431771160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 998, 1497, 1996, 2495, 2994, 3593, 3992, 4990, 5988, 7186, 7485, 9980, 10779, 11976, 14372, 14970, 17965, 19960, 21558, 28744, 29940, 35930, 43116, 53895, 59880, 71860, 86232, 107790, 143720, 215580, 431160, 1792907, 3585814, 5378721, 7171628, 8964535, 10757442, 14343256, 17929070, 21514884, 26893605, 35858140, 43029768, 53787210, 71716280, 107574420, 215148840]

約数ペア:

[(1, 215148840), (2, 107574420), (3, 71716280), (4, 53787210), (5, 43029768), (6, 35858140), (8, 26893605), (10, 21514884), (12, 17929070), (15, 14343256), (20, 10757442), (24, 8964535), (30, 7171628), (40, 5378721), (60, 3585814), (120, 1792907), (499, 431160), (998, 215580), (1497, 143720), (1996, 107790), (2495, 86232), (2994, 71860), (3593, 59880), (3992, 53895), (4990, 43116), (5988, 35930), (7186, 29940), (7485, 28744), (9980, 21558), (10779, 19960), (11976, 17965), (14372, 14970)]