127231036672

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{2609}}^1\times {\mathrm{2683}}^1$

素因数の和:5379

約数の個数: 72

約数和(自身を含む): 257736790080

約数和(自身を除く): 130505753408

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1136, 2272, 2609, 2683, 4544, 5218, 5366, 9088, 10436, 10732, 18176, 20872, 21464, 41744, 42928, 83488, 85856, 166976, 171712, 185239, 190493, 333952, 343424, 370478, 380986, 667904, 686848, 740956, 761972, 1481912, 1523944, 2963824, 3047888, 5927648, 6095776, 6999947, 11855296, 12191552, 13999894, 23710592, 24383104, 27999788, 47421184, 48766208, 55999576, 111999152, 223998304, 447996608, 496996237, 895993216, 993992474, 1791986432, 1987984948, 3975969896, 7951939792, 15903879584, 31807759168, 63615518336, 127231036672]

約数ペア:

[(1, 127231036672), (2, 63615518336), (4, 31807759168), (8, 15903879584), (16, 7951939792), (32, 3975969896), (64, 1987984948), (71, 1791986432), (128, 993992474), (142, 895993216), (256, 496996237), (284, 447996608), (568, 223998304), (1136, 111999152), (2272, 55999576), (2609, 48766208), (2683, 47421184), (4544, 27999788), (5218, 24383104), (5366, 23710592), (9088, 13999894), (10436, 12191552), (10732, 11855296), (18176, 6999947), (20872, 6095776), (21464, 5927648), (41744, 3047888), (42928, 2963824), (83488, 1523944), (85856, 1481912), (166976, 761972), (171712, 740956), (185239, 686848), (190493, 667904), (333952, 380986), (343424, 370478)]