128622256

素因数分解:

$2^4\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1071

約数の個数: 80

約数和(自身を含む): 303552000

約数和(自身を除く): 174929744

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 343, 368, 392, 644, 686, 784, 1019, 1127, 1288, 1372, 2038, 2254, 2576, 2744, 4076, 4508, 5488, 7133, 7889, 8152, 9016, 14266, 15778, 16304, 18032, 23437, 28532, 31556, 46874, 49931, 57064, 63112, 93748, 99862, 114128, 126224, 164059, 187496, 199724, 328118, 349517, 374992, 399448, 656236, 699034, 798896, 1148413, 1312472, 1398068, 2296826, 2624944, 2796136, 4593652, 5592272, 8038891, 9187304, 16077782, 18374608, 32155564, 64311128, 128622256]

約数ペア:

[(1, 128622256), (2, 64311128), (4, 32155564), (7, 18374608), (8, 16077782), (14, 9187304), (16, 8038891), (23, 5592272), (28, 4593652), (46, 2796136), (49, 2624944), (56, 2296826), (92, 1398068), (98, 1312472), (112, 1148413), (161, 798896), (184, 699034), (196, 656236), (322, 399448), (343, 374992), (368, 349517), (392, 328118), (644, 199724), (686, 187496), (784, 164059), (1019, 126224), (1127, 114128), (1288, 99862), (1372, 93748), (2038, 63112), (2254, 57064), (2576, 49931), (2744, 46874), (4076, 31556), (4508, 28532), (5488, 23437), (7133, 18032), (7889, 16304), (8152, 15778), (9016, 14266)]