263830112

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 667850400

約数和(自身を除く): 404020288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 49, 52, 56, 86, 91, 98, 104, 112, 172, 182, 196, 208, 224, 301, 343, 344, 364, 392, 416, 559, 602, 637, 686, 688, 728, 784, 1118, 1204, 1274, 1372, 1376, 1456, 1568, 1849, 2107, 2236, 2408, 2548, 2744, 2912, 3698, 3913, 4214, 4459, 4472, 4816, 5096, 5488, 7396, 7826, 8428, 8918, 8944, 9632, 10192, 10976, 12943, 14749, 14792, 15652, 16856, 17836, 17888, 20384, 24037, 25886, 27391, 29498, 29584, 31304, 33712, 35672, 48074, 51772, 54782, 58996, 59168, 62608, 67424, 71344, 90601, 96148, 103544, 109564, 117992, 125216, 142688, 168259, 181202, 191737, 192296, 207088, 219128, 235984, 336518, 362404, 383474, 384592, 414176, 438256, 471968, 634207, 673036, 724808, 766948, 769184, 876512, 1177813, 1268414, 1346072, 1449616, 1533896, 2355626, 2536828, 2692144, 2899232, 3067792, 4711252, 5073656, 5384288, 6135584, 8244691, 9422504, 10147312, 16489382, 18845008, 20294624, 32978764, 37690016, 65957528, 131915056, 263830112]

約数ペア:

[(1, 263830112), (2, 131915056), (4, 65957528), (7, 37690016), (8, 32978764), (13, 20294624), (14, 18845008), (16, 16489382), (26, 10147312), (28, 9422504), (32, 8244691), (43, 6135584), (49, 5384288), (52, 5073656), (56, 4711252), (86, 3067792), (91, 2899232), (98, 2692144), (104, 2536828), (112, 2355626), (172, 1533896), (182, 1449616), (196, 1346072), (208, 1268414), (224, 1177813), (301, 876512), (343, 769184), (344, 766948), (364, 724808), (392, 673036), (416, 634207), (559, 471968), (602, 438256), (637, 414176), (686, 384592), (688, 383474), (728, 362404), (784, 336518), (1118, 235984), (1204, 219128), (1274, 207088), (1372, 192296), (1376, 191737), (1456, 181202), (1568, 168259), (1849, 142688), (2107, 125216), (2236, 117992), (2408, 109564), (2548, 103544), (2744, 96148), (2912, 90601), (3698, 71344), (3913, 67424), (4214, 62608), (4459, 59168), (4472, 58996), (4816, 54782), (5096, 51772), (5488, 48074), (7396, 35672), (7826, 33712), (8428, 31304), (8918, 29584), (8944, 29498), (9632, 27391), (10192, 25886), (10976, 24037), (12943, 20384), (14749, 17888), (14792, 17836), (15652, 16856)]