264168604

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 560994000

約数和(自身を除く): 296825396

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 73, 74, 98, 146, 148, 196, 259, 292, 499, 511, 518, 998, 1022, 1036, 1813, 1996, 2044, 2701, 3493, 3577, 3626, 5402, 6986, 7154, 7252, 10804, 13972, 14308, 18463, 18907, 24451, 36427, 36926, 37814, 48902, 72854, 73852, 75628, 97804, 129241, 132349, 145708, 254989, 258482, 264698, 509978, 516964, 529396, 904687, 1019956, 1347799, 1784923, 1809374, 2695598, 3569846, 3618748, 5391196, 7139692, 9434593, 18869186, 37738372, 66042151, 132084302, 264168604]

約数ペア:

[(1, 264168604), (2, 132084302), (4, 66042151), (7, 37738372), (14, 18869186), (28, 9434593), (37, 7139692), (49, 5391196), (73, 3618748), (74, 3569846), (98, 2695598), (146, 1809374), (148, 1784923), (196, 1347799), (259, 1019956), (292, 904687), (499, 529396), (511, 516964), (518, 509978), (998, 264698), (1022, 258482), (1036, 254989), (1813, 145708), (1996, 132349), (2044, 129241), (2701, 97804), (3493, 75628), (3577, 73852), (3626, 72854), (5402, 48902), (6986, 37814), (7154, 36926), (7252, 36427), (10804, 24451), (13972, 18907), (14308, 18463)]