639476496

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:693

約数の個数: 120

約数和(自身を含む): 1832263680

約数和(自身を除く): 1192787184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 127, 144, 146, 219, 254, 292, 381, 438, 479, 508, 584, 657, 762, 876, 958, 1016, 1143, 1168, 1314, 1437, 1524, 1752, 1916, 2032, 2286, 2628, 2874, 3048, 3504, 3832, 4311, 4572, 5256, 5748, 6096, 7664, 8622, 9144, 9271, 10512, 11496, 17244, 18288, 18542, 22992, 27813, 34488, 34967, 37084, 55626, 60833, 68976, 69934, 74168, 83439, 104901, 111252, 121666, 139868, 148336, 166878, 182499, 209802, 222504, 243332, 279736, 314703, 333756, 364998, 419604, 445008, 486664, 547497, 559472, 629406, 667512, 729996, 839208, 973328, 1094994, 1258812, 1335024, 1459992, 1678416, 2189988, 2517624, 2919984, 4379976, 4440809, 5035248, 8759952, 8881618, 13322427, 17763236, 26644854, 35526472, 39967281, 53289708, 71052944, 79934562, 106579416, 159869124, 213158832, 319738248, 639476496]

約数ペア:

[(1, 639476496), (2, 319738248), (3, 213158832), (4, 159869124), (6, 106579416), (8, 79934562), (9, 71052944), (12, 53289708), (16, 39967281), (18, 35526472), (24, 26644854), (36, 17763236), (48, 13322427), (72, 8881618), (73, 8759952), (127, 5035248), (144, 4440809), (146, 4379976), (219, 2919984), (254, 2517624), (292, 2189988), (381, 1678416), (438, 1459992), (479, 1335024), (508, 1258812), (584, 1094994), (657, 973328), (762, 839208), (876, 729996), (958, 667512), (1016, 629406), (1143, 559472), (1168, 547497), (1314, 486664), (1437, 445008), (1524, 419604), (1752, 364998), (1916, 333756), (2032, 314703), (2286, 279736), (2628, 243332), (2874, 222504), (3048, 209802), (3504, 182499), (3832, 166878), (4311, 148336), (4572, 139868), (5256, 121666), (5748, 111252), (6096, 104901), (7664, 83439), (8622, 74168), (9144, 69934), (9271, 68976), (10512, 60833), (11496, 55626), (17244, 37084), (18288, 34967), (18542, 34488), (22992, 27813)]