28140672

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:91

約数の個数: 192

約数和(自身を含む): 93268800

約数和(自身を除く): 65128128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 29, 32, 38, 42, 48, 56, 57, 58, 64, 76, 84, 87, 96, 112, 114, 116, 128, 133, 152, 168, 174, 192, 203, 224, 228, 232, 266, 304, 336, 348, 361, 384, 399, 406, 448, 456, 464, 532, 551, 608, 609, 672, 696, 722, 798, 812, 896, 912, 928, 1064, 1083, 1102, 1216, 1218, 1344, 1392, 1444, 1596, 1624, 1653, 1824, 1856, 2128, 2166, 2204, 2432, 2436, 2527, 2688, 2784, 2888, 3192, 3248, 3306, 3648, 3712, 3857, 4256, 4332, 4408, 4872, 5054, 5568, 5776, 6384, 6496, 6612, 7296, 7581, 7714, 8512, 8664, 8816, 9744, 10108, 10469, 11136, 11552, 11571, 12768, 12992, 13224, 15162, 15428, 17024, 17328, 17632, 19488, 20216, 20938, 23104, 23142, 25536, 25984, 26448, 30324, 30856, 31407, 34656, 35264, 38976, 40432, 41876, 46208, 46284, 51072, 52896, 60648, 61712, 62814, 69312, 70528, 73283, 77952, 80864, 83752, 92568, 105792, 121296, 123424, 125628, 138624, 146566, 161728, 167504, 185136, 211584, 219849, 242592, 246848, 251256, 293132, 323456, 335008, 370272, 439698, 485184, 493696, 502512, 586264, 670016, 740544, 879396, 970368, 1005024, 1172528, 1340032, 1481088, 1758792, 2010048, 2345056, 3517584, 4020096, 4690112, 7035168, 9380224, 14070336, 28140672]

約数ペア:

[(1, 28140672), (2, 14070336), (3, 9380224), (4, 7035168), (6, 4690112), (7, 4020096), (8, 3517584), (12, 2345056), (14, 2010048), (16, 1758792), (19, 1481088), (21, 1340032), (24, 1172528), (28, 1005024), (29, 970368), (32, 879396), (38, 740544), (42, 670016), (48, 586264), (56, 502512), (57, 493696), (58, 485184), (64, 439698), (76, 370272), (84, 335008), (87, 323456), (96, 293132), (112, 251256), (114, 246848), (116, 242592), (128, 219849), (133, 211584), (152, 185136), (168, 167504), (174, 161728), (192, 146566), (203, 138624), (224, 125628), (228, 123424), (232, 121296), (266, 105792), (304, 92568), (336, 83752), (348, 80864), (361, 77952), (384, 73283), (399, 70528), (406, 69312), (448, 62814), (456, 61712), (464, 60648), (532, 52896), (551, 51072), (608, 46284), (609, 46208), (672, 41876), (696, 40432), (722, 38976), (798, 35264), (812, 34656), (896, 31407), (912, 30856), (928, 30324), (1064, 26448), (1083, 25984), (1102, 25536), (1216, 23142), (1218, 23104), (1344, 20938), (1392, 20216), (1444, 19488), (1596, 17632), (1624, 17328), (1653, 17024), (1824, 15428), (1856, 15162), (2128, 13224), (2166, 12992), (2204, 12768), (2432, 11571), (2436, 11552), (2527, 11136), (2688, 10469), (2784, 10108), (2888, 9744), (3192, 8816), (3248, 8664), (3306, 8512), (3648, 7714), (3712, 7581), (3857, 7296), (4256, 6612), (4332, 6496), (4408, 6384), (4872, 5776), (5054, 5568)]