256328064

素因数分解:

$2^7\times 3^6\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 224

約数和(自身を含む): 796010040

約数和(自身を除く): 539681976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 67, 72, 81, 82, 96, 108, 123, 128, 134, 144, 162, 164, 192, 201, 216, 243, 246, 268, 288, 324, 328, 369, 384, 402, 432, 486, 492, 536, 576, 603, 648, 656, 729, 738, 804, 864, 972, 984, 1072, 1107, 1152, 1206, 1296, 1312, 1458, 1476, 1608, 1728, 1809, 1944, 1968, 2144, 2214, 2412, 2592, 2624, 2747, 2916, 2952, 3216, 3321, 3456, 3618, 3888, 3936, 4288, 4428, 4824, 5184, 5248, 5427, 5494, 5832, 5904, 6432, 6642, 7236, 7776, 7872, 8241, 8576, 8856, 9648, 9963, 10368, 10854, 10988, 11664, 11808, 12864, 13284, 14472, 15552, 15744, 16281, 16482, 17712, 19296, 19926, 21708, 21976, 23328, 23616, 24723, 25728, 26568, 28944, 29889, 31104, 32562, 32964, 35424, 38592, 39852, 43416, 43952, 46656, 47232, 48843, 49446, 53136, 57888, 59778, 65124, 65928, 70848, 74169, 77184, 79704, 86832, 87904, 93312, 97686, 98892, 106272, 115776, 119556, 130248, 131856, 141696, 148338, 159408, 173664, 175808, 195372, 197784, 212544, 222507, 231552, 239112, 260496, 263712, 296676, 318816, 347328, 351616, 390744, 395568, 425088, 445014, 478224, 520992, 527424, 593352, 637632, 667521, 694656, 781488, 791136, 890028, 956448, 1041984, 1054848, 1186704, 1275264, 1335042, 1562976, 1582272, 1780056, 1912896, 2002563, 2083968, 2373408, 2670084, 3125952, 3164544, 3560112, 3825792, 4005126, 4746816, 5340168, 6251904, 7120224, 8010252, 9493632, 10680336, 14240448, 16020504, 21360672, 28480896, 32041008, 42721344, 64082016, 85442688, 128164032, 256328064]

約数ペア:

[(1, 256328064), (2, 128164032), (3, 85442688), (4, 64082016), (6, 42721344), (8, 32041008), (9, 28480896), (12, 21360672), (16, 16020504), (18, 14240448), (24, 10680336), (27, 9493632), (32, 8010252), (36, 7120224), (41, 6251904), (48, 5340168), (54, 4746816), (64, 4005126), (67, 3825792), (72, 3560112), (81, 3164544), (82, 3125952), (96, 2670084), (108, 2373408), (123, 2083968), (128, 2002563), (134, 1912896), (144, 1780056), (162, 1582272), (164, 1562976), (192, 1335042), (201, 1275264), (216, 1186704), (243, 1054848), (246, 1041984), (268, 956448), (288, 890028), (324, 791136), (328, 781488), (369, 694656), (384, 667521), (402, 637632), (432, 593352), (486, 527424), (492, 520992), (536, 478224), (576, 445014), (603, 425088), (648, 395568), (656, 390744), (729, 351616), (738, 347328), (804, 318816), (864, 296676), (972, 263712), (984, 260496), (1072, 239112), (1107, 231552), (1152, 222507), (1206, 212544), (1296, 197784), (1312, 195372), (1458, 175808), (1476, 173664), (1608, 159408), (1728, 148338), (1809, 141696), (1944, 131856), (1968, 130248), (2144, 119556), (2214, 115776), (2412, 106272), (2592, 98892), (2624, 97686), (2747, 93312), (2916, 87904), (2952, 86832), (3216, 79704), (3321, 77184), (3456, 74169), (3618, 70848), (3888, 65928), (3936, 65124), (4288, 59778), (4428, 57888), (4824, 53136), (5184, 49446), (5248, 48843), (5427, 47232), (5494, 46656), (5832, 43952), (5904, 43416), (6432, 39852), (6642, 38592), (7236, 35424), (7776, 32964), (7872, 32562), (8241, 31104), (8576, 29889), (8856, 28944), (9648, 26568), (9963, 25728), (10368, 24723), (10854, 23616), (10988, 23328), (11664, 21976), (11808, 21708), (12864, 19926), (13284, 19296), (14472, 17712), (15552, 16482), (15744, 16281)]