28340928

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:113

約数の個数: 280

約数和(自身を含む): 106216704

約数和(自身を除く): 77875776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 71, 72, 77, 81, 84, 88, 96, 99, 108, 112, 126, 132, 142, 144, 154, 162, 168, 176, 189, 192, 198, 213, 216, 224, 231, 252, 264, 284, 288, 297, 308, 324, 336, 352, 378, 396, 426, 432, 448, 462, 497, 504, 528, 567, 568, 576, 594, 616, 639, 648, 672, 693, 704, 756, 781, 792, 852, 864, 891, 924, 994, 1008, 1056, 1134, 1136, 1188, 1232, 1278, 1296, 1344, 1386, 1491, 1512, 1562, 1584, 1704, 1728, 1782, 1848, 1917, 1988, 2016, 2079, 2112, 2268, 2272, 2343, 2376, 2464, 2556, 2592, 2772, 2982, 3024, 3124, 3168, 3408, 3564, 3696, 3834, 3976, 4032, 4158, 4473, 4536, 4544, 4686, 4752, 4928, 5112, 5184, 5467, 5544, 5751, 5964, 6048, 6237, 6248, 6336, 6816, 7029, 7128, 7392, 7668, 7952, 8316, 8946, 9072, 9372, 9504, 10224, 10934, 11088, 11502, 11928, 12096, 12474, 12496, 13419, 13632, 14058, 14256, 14784, 15336, 15904, 16401, 16632, 17892, 18144, 18744, 19008, 20448, 21087, 21868, 22176, 23004, 23856, 24948, 24992, 26838, 28116, 28512, 30672, 31808, 32802, 33264, 35784, 36288, 37488, 40257, 40896, 42174, 43736, 44352, 46008, 47712, 49203, 49896, 49984, 53676, 56232, 57024, 61344, 63261, 65604, 66528, 71568, 74976, 80514, 84348, 87472, 92016, 95424, 98406, 99792, 107352, 112464, 122688, 126522, 131208, 133056, 143136, 147609, 149952, 161028, 168696, 174944, 184032, 196812, 199584, 214704, 224928, 253044, 262416, 286272, 295218, 322056, 337392, 349888, 368064, 393624, 399168, 429408, 442827, 449856, 506088, 524832, 590436, 644112, 674784, 787248, 858816, 885654, 1012176, 1049664, 1180872, 1288224, 1349568, 1574496, 1771308, 2024352, 2361744, 2576448, 3148992, 3542616, 4048704, 4723488, 7085232, 9446976, 14170464, 28340928]

約数ペア:

[(1, 28340928), (2, 14170464), (3, 9446976), (4, 7085232), (6, 4723488), (7, 4048704), (8, 3542616), (9, 3148992), (11, 2576448), (12, 2361744), (14, 2024352), (16, 1771308), (18, 1574496), (21, 1349568), (22, 1288224), (24, 1180872), (27, 1049664), (28, 1012176), (32, 885654), (33, 858816), (36, 787248), (42, 674784), (44, 644112), (48, 590436), (54, 524832), (56, 506088), (63, 449856), (64, 442827), (66, 429408), (71, 399168), (72, 393624), (77, 368064), (81, 349888), (84, 337392), (88, 322056), (96, 295218), (99, 286272), (108, 262416), (112, 253044), (126, 224928), (132, 214704), (142, 199584), (144, 196812), (154, 184032), (162, 174944), (168, 168696), (176, 161028), (189, 149952), (192, 147609), (198, 143136), (213, 133056), (216, 131208), (224, 126522), (231, 122688), (252, 112464), (264, 107352), (284, 99792), (288, 98406), (297, 95424), (308, 92016), (324, 87472), (336, 84348), (352, 80514), (378, 74976), (396, 71568), (426, 66528), (432, 65604), (448, 63261), (462, 61344), (497, 57024), (504, 56232), (528, 53676), (567, 49984), (568, 49896), (576, 49203), (594, 47712), (616, 46008), (639, 44352), (648, 43736), (672, 42174), (693, 40896), (704, 40257), (756, 37488), (781, 36288), (792, 35784), (852, 33264), (864, 32802), (891, 31808), (924, 30672), (994, 28512), (1008, 28116), (1056, 26838), (1134, 24992), (1136, 24948), (1188, 23856), (1232, 23004), (1278, 22176), (1296, 21868), (1344, 21087), (1386, 20448), (1491, 19008), (1512, 18744), (1562, 18144), (1584, 17892), (1704, 16632), (1728, 16401), (1782, 15904), (1848, 15336), (1917, 14784), (1988, 14256), (2016, 14058), (2079, 13632), (2112, 13419), (2268, 12496), (2272, 12474), (2343, 12096), (2376, 11928), (2464, 11502), (2556, 11088), (2592, 10934), (2772, 10224), (2982, 9504), (3024, 9372), (3124, 9072), (3168, 8946), (3408, 8316), (3564, 7952), (3696, 7668), (3834, 7392), (3976, 7128), (4032, 7029), (4158, 6816), (4473, 6336), (4536, 6248), (4544, 6237), (4686, 6048), (4752, 5964), (4928, 5751), (5112, 5544), (5184, 5467)]