28312128

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:249

約数の個数: 168

約数和(自身を含む): 92456000

約数和(自身を除く): 64143872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 57, 64, 72, 76, 78, 96, 104, 114, 117, 144, 152, 156, 171, 192, 199, 208, 228, 234, 247, 288, 304, 312, 342, 398, 416, 456, 468, 494, 576, 597, 608, 624, 684, 741, 796, 832, 912, 936, 988, 1194, 1216, 1248, 1368, 1482, 1592, 1791, 1824, 1872, 1976, 2223, 2388, 2496, 2587, 2736, 2964, 3184, 3582, 3648, 3744, 3781, 3952, 4446, 4776, 5174, 5472, 5928, 6368, 7164, 7488, 7562, 7761, 7904, 8892, 9552, 10348, 10944, 11343, 11856, 12736, 14328, 15124, 15522, 15808, 17784, 19104, 20696, 22686, 23283, 23712, 28656, 30248, 31044, 34029, 35568, 38208, 41392, 45372, 46566, 47424, 49153, 57312, 60496, 62088, 68058, 71136, 82784, 90744, 93132, 98306, 114624, 120992, 124176, 136116, 142272, 147459, 165568, 181488, 186264, 196612, 241984, 248352, 272232, 294918, 362976, 372528, 393224, 442377, 496704, 544464, 589836, 725952, 745056, 786448, 884754, 1088928, 1179672, 1490112, 1572896, 1769508, 2177856, 2359344, 3145792, 3539016, 4718688, 7078032, 9437376, 14156064, 28312128]

約数ペア:

[(1, 28312128), (2, 14156064), (3, 9437376), (4, 7078032), (6, 4718688), (8, 3539016), (9, 3145792), (12, 2359344), (13, 2177856), (16, 1769508), (18, 1572896), (19, 1490112), (24, 1179672), (26, 1088928), (32, 884754), (36, 786448), (38, 745056), (39, 725952), (48, 589836), (52, 544464), (57, 496704), (64, 442377), (72, 393224), (76, 372528), (78, 362976), (96, 294918), (104, 272232), (114, 248352), (117, 241984), (144, 196612), (152, 186264), (156, 181488), (171, 165568), (192, 147459), (199, 142272), (208, 136116), (228, 124176), (234, 120992), (247, 114624), (288, 98306), (304, 93132), (312, 90744), (342, 82784), (398, 71136), (416, 68058), (456, 62088), (468, 60496), (494, 57312), (576, 49153), (597, 47424), (608, 46566), (624, 45372), (684, 41392), (741, 38208), (796, 35568), (832, 34029), (912, 31044), (936, 30248), (988, 28656), (1194, 23712), (1216, 23283), (1248, 22686), (1368, 20696), (1482, 19104), (1592, 17784), (1791, 15808), (1824, 15522), (1872, 15124), (1976, 14328), (2223, 12736), (2388, 11856), (2496, 11343), (2587, 10944), (2736, 10348), (2964, 9552), (3184, 8892), (3582, 7904), (3648, 7761), (3744, 7562), (3781, 7488), (3952, 7164), (4446, 6368), (4776, 5928), (5174, 5472)]