128953216

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3347}}^1$

素因数の和:3411

約数の個数: 64

約数和(自身を含む): 300516480

約数和(自身を除く): 171563264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 301, 344, 448, 602, 688, 896, 1204, 1376, 2408, 2752, 3347, 4816, 5504, 6694, 9632, 13388, 19264, 23429, 26776, 38528, 46858, 53552, 93716, 107104, 143921, 187432, 214208, 287842, 374864, 428416, 575684, 749728, 1007447, 1151368, 1499456, 2014894, 2302736, 2998912, 4029788, 4605472, 8059576, 9210944, 16119152, 18421888, 32238304, 64476608, 128953216]

約数ペア:

[(1, 128953216), (2, 64476608), (4, 32238304), (7, 18421888), (8, 16119152), (14, 9210944), (16, 8059576), (28, 4605472), (32, 4029788), (43, 2998912), (56, 2302736), (64, 2014894), (86, 1499456), (112, 1151368), (128, 1007447), (172, 749728), (224, 575684), (301, 428416), (344, 374864), (448, 287842), (602, 214208), (688, 187432), (896, 143921), (1204, 107104), (1376, 93716), (2408, 53552), (2752, 46858), (3347, 38528), (4816, 26776), (5504, 23429), (6694, 19264), (9632, 13388)]