648821664

素因数分解:

$2^5\times 3^7\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 1957294080

約数和(自身を除く): 1308472416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 73, 81, 96, 108, 127, 144, 146, 162, 216, 219, 243, 254, 288, 292, 324, 381, 432, 438, 486, 508, 584, 648, 657, 729, 762, 864, 876, 972, 1016, 1143, 1168, 1296, 1314, 1458, 1524, 1752, 1944, 1971, 2032, 2187, 2286, 2336, 2592, 2628, 2916, 3048, 3429, 3504, 3888, 3942, 4064, 4374, 4572, 5256, 5832, 5913, 6096, 6858, 7008, 7776, 7884, 8748, 9144, 9271, 10287, 10512, 11664, 11826, 12192, 13716, 15768, 17496, 17739, 18288, 18542, 20574, 21024, 23328, 23652, 27432, 27813, 30861, 31536, 34992, 35478, 36576, 37084, 41148, 47304, 53217, 54864, 55626, 61722, 63072, 69984, 70956, 74168, 82296, 83439, 92583, 94608, 106434, 109728, 111252, 123444, 141912, 148336, 159651, 164592, 166878, 185166, 189216, 212868, 222504, 246888, 250317, 277749, 283824, 296672, 319302, 329184, 333756, 370332, 425736, 445008, 493776, 500634, 555498, 567648, 638604, 667512, 740664, 750951, 851472, 890016, 987552, 1001268, 1110996, 1277208, 1335024, 1481328, 1501902, 1702944, 2002536, 2221992, 2252853, 2554416, 2670048, 2962656, 3003804, 4005072, 4443984, 4505706, 5108832, 6007608, 6758559, 8010144, 8887968, 9011412, 12015216, 13517118, 18022824, 20275677, 24030432, 27034236, 36045648, 40551354, 54068472, 72091296, 81102708, 108136944, 162205416, 216273888, 324410832, 648821664]

約数ペア:

[(1, 648821664), (2, 324410832), (3, 216273888), (4, 162205416), (6, 108136944), (8, 81102708), (9, 72091296), (12, 54068472), (16, 40551354), (18, 36045648), (24, 27034236), (27, 24030432), (32, 20275677), (36, 18022824), (48, 13517118), (54, 12015216), (72, 9011412), (73, 8887968), (81, 8010144), (96, 6758559), (108, 6007608), (127, 5108832), (144, 4505706), (146, 4443984), (162, 4005072), (216, 3003804), (219, 2962656), (243, 2670048), (254, 2554416), (288, 2252853), (292, 2221992), (324, 2002536), (381, 1702944), (432, 1501902), (438, 1481328), (486, 1335024), (508, 1277208), (584, 1110996), (648, 1001268), (657, 987552), (729, 890016), (762, 851472), (864, 750951), (876, 740664), (972, 667512), (1016, 638604), (1143, 567648), (1168, 555498), (1296, 500634), (1314, 493776), (1458, 445008), (1524, 425736), (1752, 370332), (1944, 333756), (1971, 329184), (2032, 319302), (2187, 296672), (2286, 283824), (2336, 277749), (2592, 250317), (2628, 246888), (2916, 222504), (3048, 212868), (3429, 189216), (3504, 185166), (3888, 166878), (3942, 164592), (4064, 159651), (4374, 148336), (4572, 141912), (5256, 123444), (5832, 111252), (5913, 109728), (6096, 106434), (6858, 94608), (7008, 92583), (7776, 83439), (7884, 82296), (8748, 74168), (9144, 70956), (9271, 69984), (10287, 63072), (10512, 61722), (11664, 55626), (11826, 54864), (12192, 53217), (13716, 47304), (15768, 41148), (17496, 37084), (17739, 36576), (18288, 35478), (18542, 34992), (20574, 31536), (21024, 30861), (23328, 27813), (23652, 27432)]