128247112

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 300002400

約数和(自身を除く): 171755288

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 67, 76, 98, 133, 134, 152, 196, 257, 266, 268, 392, 469, 514, 532, 536, 931, 938, 1028, 1064, 1273, 1799, 1862, 1876, 2056, 2546, 3283, 3598, 3724, 3752, 4883, 5092, 6566, 7196, 7448, 8911, 9766, 10184, 12593, 13132, 14392, 17219, 17822, 19532, 25186, 26264, 34181, 34438, 35644, 39064, 50372, 62377, 68362, 68876, 71288, 100744, 120533, 124754, 136724, 137752, 239267, 241066, 249508, 273448, 327161, 478534, 482132, 499016, 654322, 843731, 957068, 964264, 1308644, 1687462, 1914136, 2290127, 2617288, 3374924, 4580254, 6749848, 9160508, 16030889, 18321016, 32061778, 64123556, 128247112]

約数ペア:

[(1, 128247112), (2, 64123556), (4, 32061778), (7, 18321016), (8, 16030889), (14, 9160508), (19, 6749848), (28, 4580254), (38, 3374924), (49, 2617288), (56, 2290127), (67, 1914136), (76, 1687462), (98, 1308644), (133, 964264), (134, 957068), (152, 843731), (196, 654322), (257, 499016), (266, 482132), (268, 478534), (392, 327161), (469, 273448), (514, 249508), (532, 241066), (536, 239267), (931, 137752), (938, 136724), (1028, 124754), (1064, 120533), (1273, 100744), (1799, 71288), (1862, 68876), (1876, 68362), (2056, 62377), (2546, 50372), (3283, 39064), (3598, 35644), (3724, 34438), (3752, 34181), (4883, 26264), (5092, 25186), (6566, 19532), (7196, 17822), (7448, 17219), (8911, 14392), (9766, 13132), (10184, 12593)]