128504768

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:442

約数の個数: 112

約数和(自身を含む): 316016640

約数和(自身を除く): 187511872

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 47, 56, 64, 68, 94, 112, 119, 136, 188, 224, 238, 272, 329, 359, 376, 448, 476, 544, 658, 718, 752, 799, 952, 1088, 1316, 1436, 1504, 1598, 1904, 2513, 2632, 2872, 3008, 3196, 3808, 5026, 5264, 5593, 5744, 6103, 6392, 7616, 10052, 10528, 11186, 11488, 12206, 12784, 16873, 20104, 21056, 22372, 22976, 24412, 25568, 33746, 40208, 42721, 44744, 48824, 51136, 67492, 80416, 85442, 89488, 97648, 118111, 134984, 160832, 170884, 178976, 195296, 236222, 269968, 286841, 341768, 357952, 390592, 472444, 539936, 573682, 683536, 944888, 1079872, 1147364, 1367072, 1889776, 2007887, 2294728, 2734144, 3779552, 4015774, 4589456, 7559104, 8031548, 9178912, 16063096, 18357824, 32126192, 64252384, 128504768]

約数ペア:

[(1, 128504768), (2, 64252384), (4, 32126192), (7, 18357824), (8, 16063096), (14, 9178912), (16, 8031548), (17, 7559104), (28, 4589456), (32, 4015774), (34, 3779552), (47, 2734144), (56, 2294728), (64, 2007887), (68, 1889776), (94, 1367072), (112, 1147364), (119, 1079872), (136, 944888), (188, 683536), (224, 573682), (238, 539936), (272, 472444), (329, 390592), (359, 357952), (376, 341768), (448, 286841), (476, 269968), (544, 236222), (658, 195296), (718, 178976), (752, 170884), (799, 160832), (952, 134984), (1088, 118111), (1316, 97648), (1436, 89488), (1504, 85442), (1598, 80416), (1904, 67492), (2513, 51136), (2632, 48824), (2872, 44744), (3008, 42721), (3196, 40208), (3808, 33746), (5026, 25568), (5264, 24412), (5593, 22976), (5744, 22372), (6103, 21056), (6392, 20104), (7616, 16873), (10052, 12784), (10528, 12206), (11186, 11488)]