128534912

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 289498440

約数和(自身を除く): 160963528

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 121, 128, 172, 176, 193, 242, 344, 352, 386, 473, 484, 688, 704, 772, 946, 968, 1376, 1408, 1544, 1892, 1936, 2123, 2752, 3088, 3784, 3872, 4246, 5203, 5504, 6176, 7568, 7744, 8299, 8492, 10406, 12352, 15136, 15488, 16598, 16984, 20812, 23353, 24704, 30272, 33196, 33968, 41624, 46706, 60544, 66392, 67936, 83248, 91289, 93412, 132784, 135872, 166496, 182578, 186824, 265568, 271744, 332992, 365156, 373648, 531136, 665984, 730312, 747296, 1004179, 1062272, 1460624, 1494592, 2008358, 2921248, 2989184, 4016716, 5842496, 8033432, 11684992, 16066864, 32133728, 64267456, 128534912]

約数ペア:

[(1, 128534912), (2, 64267456), (4, 32133728), (8, 16066864), (11, 11684992), (16, 8033432), (22, 5842496), (32, 4016716), (43, 2989184), (44, 2921248), (64, 2008358), (86, 1494592), (88, 1460624), (121, 1062272), (128, 1004179), (172, 747296), (176, 730312), (193, 665984), (242, 531136), (344, 373648), (352, 365156), (386, 332992), (473, 271744), (484, 265568), (688, 186824), (704, 182578), (772, 166496), (946, 135872), (968, 132784), (1376, 93412), (1408, 91289), (1544, 83248), (1892, 67936), (1936, 66392), (2123, 60544), (2752, 46706), (3088, 41624), (3784, 33968), (3872, 33196), (4246, 30272), (5203, 24704), (5504, 23353), (6176, 20812), (7568, 16984), (7744, 16598), (8299, 15488), (8492, 15136), (10406, 12352)]