639624832

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 1652106240

約数和(自身を除く): 1012481408

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 73, 77, 88, 98, 112, 127, 128, 146, 154, 176, 196, 224, 254, 292, 308, 352, 392, 448, 508, 511, 539, 584, 616, 704, 784, 803, 889, 896, 1016, 1022, 1078, 1168, 1232, 1397, 1408, 1568, 1606, 1778, 2032, 2044, 2156, 2336, 2464, 2794, 3136, 3212, 3556, 3577, 4064, 4088, 4312, 4672, 4928, 5588, 5621, 6223, 6272, 6424, 7112, 7154, 8128, 8176, 8624, 9271, 9344, 9779, 9856, 11176, 11242, 12446, 12848, 14224, 14308, 16256, 16352, 17248, 18542, 19558, 22352, 22484, 24892, 25696, 28448, 28616, 32704, 34496, 37084, 39116, 39347, 44704, 44968, 49784, 51392, 56896, 57232, 64897, 65408, 68453, 68992, 74168, 78232, 78694, 89408, 89936, 99568, 101981, 102784, 113792, 114464, 129794, 136906, 148336, 156464, 157388, 178816, 179872, 199136, 203962, 228928, 259588, 273812, 296672, 312928, 314776, 359744, 398272, 407924, 454279, 457856, 519176, 547624, 593344, 625856, 629552, 713867, 719488, 796544, 815848, 908558, 1038352, 1095248, 1186688, 1251712, 1259104, 1427734, 1631696, 1817116, 2076704, 2190496, 2518208, 2855468, 3263392, 3634232, 4153408, 4380992, 4997069, 5036416, 5710936, 6526784, 7268464, 8306816, 8761984, 9994138, 11421872, 13053568, 14536928, 19988276, 22843744, 29073856, 39976552, 45687488, 58147712, 79953104, 91374976, 159906208, 319812416, 639624832]

約数ペア:

[(1, 639624832), (2, 319812416), (4, 159906208), (7, 91374976), (8, 79953104), (11, 58147712), (14, 45687488), (16, 39976552), (22, 29073856), (28, 22843744), (32, 19988276), (44, 14536928), (49, 13053568), (56, 11421872), (64, 9994138), (73, 8761984), (77, 8306816), (88, 7268464), (98, 6526784), (112, 5710936), (127, 5036416), (128, 4997069), (146, 4380992), (154, 4153408), (176, 3634232), (196, 3263392), (224, 2855468), (254, 2518208), (292, 2190496), (308, 2076704), (352, 1817116), (392, 1631696), (448, 1427734), (508, 1259104), (511, 1251712), (539, 1186688), (584, 1095248), (616, 1038352), (704, 908558), (784, 815848), (803, 796544), (889, 719488), (896, 713867), (1016, 629552), (1022, 625856), (1078, 593344), (1168, 547624), (1232, 519176), (1397, 457856), (1408, 454279), (1568, 407924), (1606, 398272), (1778, 359744), (2032, 314776), (2044, 312928), (2156, 296672), (2336, 273812), (2464, 259588), (2794, 228928), (3136, 203962), (3212, 199136), (3556, 179872), (3577, 178816), (4064, 157388), (4088, 156464), (4312, 148336), (4672, 136906), (4928, 129794), (5588, 114464), (5621, 113792), (6223, 102784), (6272, 101981), (6424, 99568), (7112, 89936), (7154, 89408), (8128, 78694), (8176, 78232), (8624, 74168), (9271, 68992), (9344, 68453), (9779, 65408), (9856, 64897), (11176, 57232), (11242, 56896), (12446, 51392), (12848, 49784), (14224, 44968), (14308, 44704), (16256, 39347), (16352, 39116), (17248, 37084), (18542, 34496), (19558, 32704), (22352, 28616), (22484, 28448), (24892, 25696)]