28130256

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 240

約数和(自身を含む): 102136320

約数和(自身を除く): 74006064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 43, 44, 48, 56, 59, 63, 66, 72, 77, 84, 86, 88, 99, 112, 118, 126, 129, 132, 144, 154, 168, 172, 176, 177, 198, 231, 236, 252, 258, 264, 301, 308, 336, 344, 354, 387, 396, 413, 462, 472, 473, 504, 516, 528, 531, 602, 616, 649, 688, 693, 708, 774, 792, 826, 903, 924, 944, 946, 1008, 1032, 1062, 1204, 1232, 1239, 1298, 1386, 1416, 1419, 1548, 1584, 1652, 1806, 1848, 1892, 1947, 2064, 2124, 2408, 2478, 2537, 2596, 2709, 2772, 2832, 2838, 3096, 3304, 3311, 3612, 3696, 3717, 3784, 3894, 4248, 4257, 4543, 4816, 4956, 5074, 5192, 5418, 5544, 5676, 5841, 6192, 6608, 6622, 7224, 7434, 7568, 7611, 7788, 8496, 8514, 9086, 9912, 9933, 10148, 10384, 10836, 11088, 11352, 11682, 13244, 13629, 14448, 14868, 15222, 15576, 17028, 17759, 18172, 19824, 19866, 20296, 21672, 22704, 22833, 23364, 26488, 27258, 27907, 29736, 29799, 30444, 31152, 34056, 35518, 36344, 39732, 40592, 40887, 43344, 45666, 46728, 52976, 53277, 54516, 55814, 59472, 59598, 60888, 68112, 71036, 72688, 79464, 81774, 83721, 91332, 93456, 106554, 109032, 111628, 119196, 121776, 142072, 158928, 159831, 163548, 167442, 182664, 195349, 213108, 218064, 223256, 238392, 251163, 284144, 319662, 327096, 334884, 365328, 390698, 426216, 446512, 476784, 502326, 586047, 639324, 654192, 669768, 781396, 852432, 1004652, 1172094, 1278648, 1339536, 1562792, 1758141, 2009304, 2344188, 2557296, 3125584, 3516282, 4018608, 4688376, 7032564, 9376752, 14065128, 28130256]

約数ペア:

[(1, 28130256), (2, 14065128), (3, 9376752), (4, 7032564), (6, 4688376), (7, 4018608), (8, 3516282), (9, 3125584), (11, 2557296), (12, 2344188), (14, 2009304), (16, 1758141), (18, 1562792), (21, 1339536), (22, 1278648), (24, 1172094), (28, 1004652), (33, 852432), (36, 781396), (42, 669768), (43, 654192), (44, 639324), (48, 586047), (56, 502326), (59, 476784), (63, 446512), (66, 426216), (72, 390698), (77, 365328), (84, 334884), (86, 327096), (88, 319662), (99, 284144), (112, 251163), (118, 238392), (126, 223256), (129, 218064), (132, 213108), (144, 195349), (154, 182664), (168, 167442), (172, 163548), (176, 159831), (177, 158928), (198, 142072), (231, 121776), (236, 119196), (252, 111628), (258, 109032), (264, 106554), (301, 93456), (308, 91332), (336, 83721), (344, 81774), (354, 79464), (387, 72688), (396, 71036), (413, 68112), (462, 60888), (472, 59598), (473, 59472), (504, 55814), (516, 54516), (528, 53277), (531, 52976), (602, 46728), (616, 45666), (649, 43344), (688, 40887), (693, 40592), (708, 39732), (774, 36344), (792, 35518), (826, 34056), (903, 31152), (924, 30444), (944, 29799), (946, 29736), (1008, 27907), (1032, 27258), (1062, 26488), (1204, 23364), (1232, 22833), (1239, 22704), (1298, 21672), (1386, 20296), (1416, 19866), (1419, 19824), (1548, 18172), (1584, 17759), (1652, 17028), (1806, 15576), (1848, 15222), (1892, 14868), (1947, 14448), (2064, 13629), (2124, 13244), (2408, 11682), (2478, 11352), (2537, 11088), (2596, 10836), (2709, 10384), (2772, 10148), (2832, 9933), (2838, 9912), (3096, 9086), (3304, 8514), (3311, 8496), (3612, 7788), (3696, 7611), (3717, 7568), (3784, 7434), (3894, 7224), (4248, 6622), (4257, 6608), (4543, 6192), (4816, 5841), (4956, 5676), (5074, 5544), (5192, 5418)]