28757376

素因数分解:

$2^7\times 3^3\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 87026400

約数和(自身を除く): 58269024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 64, 72, 96, 106, 108, 128, 144, 157, 159, 192, 212, 216, 288, 314, 318, 384, 424, 432, 471, 477, 576, 628, 636, 848, 864, 942, 954, 1152, 1256, 1272, 1413, 1431, 1696, 1728, 1884, 1908, 2512, 2544, 2826, 2862, 3392, 3456, 3768, 3816, 4239, 5024, 5088, 5652, 5724, 6784, 7536, 7632, 8321, 8478, 10048, 10176, 11304, 11448, 15072, 15264, 16642, 16956, 20096, 20352, 22608, 22896, 24963, 30144, 30528, 33284, 33912, 45216, 45792, 49926, 60288, 61056, 66568, 67824, 74889, 90432, 91584, 99852, 133136, 135648, 149778, 180864, 183168, 199704, 224667, 266272, 271296, 299556, 399408, 449334, 532544, 542592, 599112, 798816, 898668, 1065088, 1198224, 1597632, 1797336, 2396448, 3195264, 3594672, 4792896, 7189344, 9585792, 14378688, 28757376]

約数ペア:

[(1, 28757376), (2, 14378688), (3, 9585792), (4, 7189344), (6, 4792896), (8, 3594672), (9, 3195264), (12, 2396448), (16, 1797336), (18, 1597632), (24, 1198224), (27, 1065088), (32, 898668), (36, 798816), (48, 599112), (53, 542592), (54, 532544), (64, 449334), (72, 399408), (96, 299556), (106, 271296), (108, 266272), (128, 224667), (144, 199704), (157, 183168), (159, 180864), (192, 149778), (212, 135648), (216, 133136), (288, 99852), (314, 91584), (318, 90432), (384, 74889), (424, 67824), (432, 66568), (471, 61056), (477, 60288), (576, 49926), (628, 45792), (636, 45216), (848, 33912), (864, 33284), (942, 30528), (954, 30144), (1152, 24963), (1256, 22896), (1272, 22608), (1413, 20352), (1431, 20096), (1696, 16956), (1728, 16642), (1884, 15264), (1908, 15072), (2512, 11448), (2544, 11304), (2826, 10176), (2862, 10048), (3392, 8478), (3456, 8321), (3768, 7632), (3816, 7536), (4239, 6784), (5024, 5724), (5088, 5652)]