28655424

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 224

約数和(自身を含む): 101437440

約数和(自身を除く): 72782016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 84, 92, 96, 103, 108, 112, 126, 138, 144, 161, 168, 184, 189, 192, 206, 207, 216, 224, 252, 276, 288, 309, 322, 336, 368, 378, 412, 414, 432, 448, 483, 504, 552, 576, 618, 621, 644, 672, 721, 736, 756, 824, 828, 864, 927, 966, 1008, 1104, 1236, 1242, 1288, 1344, 1442, 1449, 1472, 1512, 1648, 1656, 1728, 1854, 1932, 2016, 2163, 2208, 2369, 2472, 2484, 2576, 2781, 2884, 2898, 3024, 3296, 3312, 3708, 3864, 4032, 4326, 4347, 4416, 4738, 4944, 4968, 5152, 5562, 5768, 5796, 6048, 6489, 6592, 6624, 7107, 7416, 7728, 8652, 8694, 9476, 9888, 9936, 10304, 11124, 11536, 11592, 12096, 12978, 13248, 14214, 14832, 15456, 16583, 17304, 17388, 18952, 19467, 19776, 19872, 21321, 22248, 23072, 23184, 25956, 28428, 29664, 30912, 33166, 34608, 34776, 37904, 38934, 39744, 42642, 44496, 46144, 46368, 49749, 51912, 56856, 59328, 63963, 66332, 69216, 69552, 75808, 77868, 85284, 88992, 92736, 99498, 103824, 113712, 127926, 132664, 138432, 139104, 149247, 151616, 155736, 170568, 177984, 198996, 207648, 227424, 255852, 265328, 278208, 298494, 311472, 341136, 397992, 415296, 447741, 454848, 511704, 530656, 596988, 622944, 682272, 795984, 895482, 1023408, 1061312, 1193976, 1245888, 1364544, 1591968, 1790964, 2046816, 2387952, 3183936, 3581928, 4093632, 4775904, 7163856, 9551808, 14327712, 28655424]

約数ペア:

[(1, 28655424), (2, 14327712), (3, 9551808), (4, 7163856), (6, 4775904), (7, 4093632), (8, 3581928), (9, 3183936), (12, 2387952), (14, 2046816), (16, 1790964), (18, 1591968), (21, 1364544), (23, 1245888), (24, 1193976), (27, 1061312), (28, 1023408), (32, 895482), (36, 795984), (42, 682272), (46, 622944), (48, 596988), (54, 530656), (56, 511704), (63, 454848), (64, 447741), (69, 415296), (72, 397992), (84, 341136), (92, 311472), (96, 298494), (103, 278208), (108, 265328), (112, 255852), (126, 227424), (138, 207648), (144, 198996), (161, 177984), (168, 170568), (184, 155736), (189, 151616), (192, 149247), (206, 139104), (207, 138432), (216, 132664), (224, 127926), (252, 113712), (276, 103824), (288, 99498), (309, 92736), (322, 88992), (336, 85284), (368, 77868), (378, 75808), (412, 69552), (414, 69216), (432, 66332), (448, 63963), (483, 59328), (504, 56856), (552, 51912), (576, 49749), (618, 46368), (621, 46144), (644, 44496), (672, 42642), (721, 39744), (736, 38934), (756, 37904), (824, 34776), (828, 34608), (864, 33166), (927, 30912), (966, 29664), (1008, 28428), (1104, 25956), (1236, 23184), (1242, 23072), (1288, 22248), (1344, 21321), (1442, 19872), (1449, 19776), (1472, 19467), (1512, 18952), (1648, 17388), (1656, 17304), (1728, 16583), (1854, 15456), (1932, 14832), (2016, 14214), (2163, 13248), (2208, 12978), (2369, 12096), (2472, 11592), (2484, 11536), (2576, 11124), (2781, 10304), (2884, 9936), (2898, 9888), (3024, 9476), (3296, 8694), (3312, 8652), (3708, 7728), (3864, 7416), (4032, 7107), (4326, 6624), (4347, 6592), (4416, 6489), (4738, 6048), (4944, 5796), (4968, 5768), (5152, 5562)]