1275423408

素因数分解:

$2^4\times 3^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 320

約数和(自身を含む): 4373053440

約数和(自身を除く): 3097630032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 41, 42, 48, 54, 56, 63, 72, 81, 82, 84, 108, 112, 123, 126, 127, 144, 162, 164, 168, 189, 216, 243, 246, 252, 254, 287, 324, 328, 336, 369, 378, 381, 432, 486, 492, 504, 508, 567, 574, 648, 656, 729, 738, 756, 762, 861, 889, 972, 984, 1008, 1016, 1107, 1134, 1143, 1148, 1296, 1458, 1476, 1512, 1524, 1701, 1722, 1778, 1944, 1968, 2032, 2187, 2214, 2268, 2286, 2296, 2583, 2667, 2916, 2952, 3024, 3048, 3321, 3402, 3429, 3444, 3556, 3888, 4374, 4428, 4536, 4572, 4592, 5103, 5166, 5207, 5334, 5832, 5904, 6096, 6642, 6804, 6858, 6888, 7112, 7749, 8001, 8748, 8856, 9072, 9144, 9963, 10206, 10287, 10332, 10414, 10668, 11664, 13284, 13608, 13716, 13776, 14224, 15309, 15498, 15621, 16002, 17496, 17712, 18288, 19926, 20412, 20574, 20664, 20828, 21336, 23247, 24003, 26568, 27216, 27432, 29889, 30618, 30861, 30996, 31242, 32004, 34992, 36449, 39852, 40824, 41148, 41328, 41656, 42672, 46494, 46863, 48006, 53136, 54864, 59778, 61236, 61722, 61992, 62484, 64008, 69741, 72009, 72898, 79704, 81648, 82296, 83312, 89667, 92583, 92988, 93726, 96012, 109347, 119556, 122472, 123444, 123984, 124968, 128016, 139482, 140589, 144018, 145796, 159408, 164592, 179334, 185166, 185976, 187452, 192024, 209223, 216027, 218694, 239112, 244944, 246888, 249936, 277749, 278964, 281178, 288036, 291592, 328041, 358668, 370332, 371952, 374904, 384048, 418446, 421767, 432054, 437388, 478224, 493776, 555498, 557928, 562356, 576072, 583184, 627669, 648081, 656082, 717336, 740664, 749808, 836892, 843534, 864108, 874776, 984123, 1110996, 1115856, 1124712, 1152144, 1255338, 1265301, 1296162, 1312164, 1434672, 1481328, 1673784, 1687068, 1728216, 1749552, 1944243, 1968246, 2221992, 2249424, 2510676, 2530602, 2592324, 2624328, 2952369, 3347568, 3374136, 3456432, 3795903, 3888486, 3936492, 4443984, 5021352, 5061204, 5184648, 5248656, 5904738, 6748272, 7591806, 7776972, 7872984, 8857107, 10042704, 10122408, 10369296, 11387709, 11809476, 15183612, 15553944, 15745968, 17714214, 20244816, 22775418, 23618952, 26571321, 30367224, 31107888, 35428428, 45550836, 47237904, 53142642, 60734448, 70856856, 79713963, 91101672, 106285284, 141713712, 159427926, 182203344, 212570568, 318855852, 425141136, 637711704, 1275423408]

約数ペア:

[(1, 1275423408), (2, 637711704), (3, 425141136), (4, 318855852), (6, 212570568), (7, 182203344), (8, 159427926), (9, 141713712), (12, 106285284), (14, 91101672), (16, 79713963), (18, 70856856), (21, 60734448), (24, 53142642), (27, 47237904), (28, 45550836), (36, 35428428), (41, 31107888), (42, 30367224), (48, 26571321), (54, 23618952), (56, 22775418), (63, 20244816), (72, 17714214), (81, 15745968), (82, 15553944), (84, 15183612), (108, 11809476), (112, 11387709), (123, 10369296), (126, 10122408), (127, 10042704), (144, 8857107), (162, 7872984), (164, 7776972), (168, 7591806), (189, 6748272), (216, 5904738), (243, 5248656), (246, 5184648), (252, 5061204), (254, 5021352), (287, 4443984), (324, 3936492), (328, 3888486), (336, 3795903), (369, 3456432), (378, 3374136), (381, 3347568), (432, 2952369), (486, 2624328), (492, 2592324), (504, 2530602), (508, 2510676), (567, 2249424), (574, 2221992), (648, 1968246), (656, 1944243), (729, 1749552), (738, 1728216), (756, 1687068), (762, 1673784), (861, 1481328), (889, 1434672), (972, 1312164), (984, 1296162), (1008, 1265301), (1016, 1255338), (1107, 1152144), (1134, 1124712), (1143, 1115856), (1148, 1110996), (1296, 984123), (1458, 874776), (1476, 864108), (1512, 843534), (1524, 836892), (1701, 749808), (1722, 740664), (1778, 717336), (1944, 656082), (1968, 648081), (2032, 627669), (2187, 583184), (2214, 576072), (2268, 562356), (2286, 557928), (2296, 555498), (2583, 493776), (2667, 478224), (2916, 437388), (2952, 432054), (3024, 421767), (3048, 418446), (3321, 384048), (3402, 374904), (3429, 371952), (3444, 370332), (3556, 358668), (3888, 328041), (4374, 291592), (4428, 288036), (4536, 281178), (4572, 278964), (4592, 277749), (5103, 249936), (5166, 246888), (5207, 244944), (5334, 239112), (5832, 218694), (5904, 216027), (6096, 209223), (6642, 192024), (6804, 187452), (6858, 185976), (6888, 185166), (7112, 179334), (7749, 164592), (8001, 159408), (8748, 145796), (8856, 144018), (9072, 140589), (9144, 139482), (9963, 128016), (10206, 124968), (10287, 123984), (10332, 123444), (10414, 122472), (10668, 119556), (11664, 109347), (13284, 96012), (13608, 93726), (13716, 92988), (13776, 92583), (14224, 89667), (15309, 83312), (15498, 82296), (15621, 81648), (16002, 79704), (17496, 72898), (17712, 72009), (18288, 69741), (19926, 64008), (20412, 62484), (20574, 61992), (20664, 61722), (20828, 61236), (21336, 59778), (23247, 54864), (24003, 53136), (26568, 48006), (27216, 46863), (27432, 46494), (29889, 42672), (30618, 41656), (30861, 41328), (30996, 41148), (31242, 40824), (32004, 39852), (34992, 36449)]