256940928

素因数分解:

$2^7\times 3^2\times {\mathrm{29}}^1\times {\mathrm{7691}}^1$

素因数の和:7740

約数の個数: 96

約数和(自身を含む): 764969400

約数和(自身を除く): 508028472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 261, 288, 348, 384, 464, 522, 576, 696, 928, 1044, 1152, 1392, 1856, 2088, 2784, 3712, 4176, 5568, 7691, 8352, 11136, 15382, 16704, 23073, 30764, 33408, 46146, 61528, 69219, 92292, 123056, 138438, 184584, 223039, 246112, 276876, 369168, 446078, 492224, 553752, 669117, 738336, 892156, 984448, 1107504, 1338234, 1476672, 1784312, 2007351, 2215008, 2676468, 2953344, 3568624, 4014702, 4430016, 5352936, 7137248, 8029404, 8860032, 10705872, 14274496, 16058808, 21411744, 28548992, 32117616, 42823488, 64235232, 85646976, 128470464, 256940928]

約数ペア:

[(1, 256940928), (2, 128470464), (3, 85646976), (4, 64235232), (6, 42823488), (8, 32117616), (9, 28548992), (12, 21411744), (16, 16058808), (18, 14274496), (24, 10705872), (29, 8860032), (32, 8029404), (36, 7137248), (48, 5352936), (58, 4430016), (64, 4014702), (72, 3568624), (87, 2953344), (96, 2676468), (116, 2215008), (128, 2007351), (144, 1784312), (174, 1476672), (192, 1338234), (232, 1107504), (261, 984448), (288, 892156), (348, 738336), (384, 669117), (464, 553752), (522, 492224), (576, 446078), (696, 369168), (928, 276876), (1044, 246112), (1152, 223039), (1392, 184584), (1856, 138438), (2088, 123056), (2784, 92292), (3712, 69219), (4176, 61528), (5568, 46146), (7691, 33408), (8352, 30764), (11136, 23073), (15382, 16704)]