128982896

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^2\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 90

約数和(自身を含む): 304871112

約数和(自身を除く): 175888216

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 311, 322, 368, 392, 529, 622, 644, 784, 1058, 1127, 1244, 1288, 2116, 2177, 2254, 2488, 2576, 3703, 4232, 4354, 4508, 4976, 7153, 7406, 8464, 8708, 9016, 14306, 14812, 15239, 17416, 18032, 25921, 28612, 29624, 30478, 34832, 50071, 51842, 57224, 59248, 60956, 100142, 103684, 114448, 121912, 164519, 200284, 207368, 243824, 329038, 350497, 400568, 414736, 658076, 700994, 801136, 1151633, 1316152, 1401988, 2303266, 2632304, 2803976, 4606532, 5607952, 8061431, 9213064, 16122862, 18426128, 32245724, 64491448, 128982896]

約数ペア:

[(1, 128982896), (2, 64491448), (4, 32245724), (7, 18426128), (8, 16122862), (14, 9213064), (16, 8061431), (23, 5607952), (28, 4606532), (46, 2803976), (49, 2632304), (56, 2303266), (92, 1401988), (98, 1316152), (112, 1151633), (161, 801136), (184, 700994), (196, 658076), (311, 414736), (322, 400568), (368, 350497), (392, 329038), (529, 243824), (622, 207368), (644, 200284), (784, 164519), (1058, 121912), (1127, 114448), (1244, 103684), (1288, 100142), (2116, 60956), (2177, 59248), (2254, 57224), (2488, 51842), (2576, 50071), (3703, 34832), (4232, 30478), (4354, 29624), (4508, 28612), (4976, 25921), (7153, 18032), (7406, 17416), (8464, 15239), (8708, 14812), (9016, 14306)]