1681376256

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 264

約数和(自身を含む): 5645789760

約数和(自身を除く): 3964413504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 67, 72, 84, 96, 112, 126, 128, 134, 144, 168, 192, 201, 224, 252, 256, 268, 288, 336, 384, 389, 402, 448, 469, 504, 512, 536, 576, 603, 672, 768, 778, 804, 896, 938, 1008, 1024, 1072, 1152, 1167, 1206, 1344, 1407, 1536, 1556, 1608, 1792, 1876, 2016, 2144, 2304, 2334, 2412, 2688, 2723, 2814, 3072, 3112, 3216, 3501, 3584, 3752, 4032, 4221, 4288, 4608, 4668, 4824, 5376, 5446, 5628, 6224, 6432, 7002, 7168, 7504, 8064, 8169, 8442, 8576, 9216, 9336, 9648, 10752, 10892, 11256, 12448, 12864, 14004, 15008, 16128, 16338, 16884, 17152, 18672, 19296, 21504, 21784, 22512, 24507, 24896, 25728, 26063, 28008, 30016, 32256, 32676, 33768, 34304, 37344, 38592, 43568, 45024, 49014, 49792, 51456, 52126, 56016, 60032, 64512, 65352, 67536, 68608, 74688, 77184, 78189, 87136, 90048, 98028, 99584, 102912, 104252, 112032, 120064, 130704, 135072, 149376, 154368, 156378, 174272, 180096, 182441, 196056, 199168, 205824, 208504, 224064, 234567, 240128, 261408, 270144, 298752, 308736, 312756, 348544, 360192, 364882, 392112, 398336, 417008, 448128, 469134, 480256, 522816, 540288, 547323, 597504, 617472, 625512, 697088, 720384, 729764, 784224, 834016, 896256, 938268, 1045632, 1080576, 1094646, 1195008, 1251024, 1394176, 1440768, 1459528, 1568448, 1641969, 1668032, 1792512, 1876536, 2091264, 2161152, 2189292, 2502048, 2788352, 2919056, 3136896, 3283938, 3336064, 3585024, 3753072, 4182528, 4322304, 4378584, 5004096, 5838112, 6273792, 6567876, 6672128, 7506144, 8365056, 8757168, 10008192, 11676224, 12547584, 13135752, 13344256, 15012288, 17514336, 20016384, 23352448, 25095168, 26271504, 26688512, 30024576, 35028672, 40032768, 46704896, 52543008, 60049152, 70057344, 80065536, 93409792, 105086016, 120098304, 140114688, 186819584, 210172032, 240196608, 280229376, 420344064, 560458752, 840688128, 1681376256]

約数ペア:

[(1, 1681376256), (2, 840688128), (3, 560458752), (4, 420344064), (6, 280229376), (7, 240196608), (8, 210172032), (9, 186819584), (12, 140114688), (14, 120098304), (16, 105086016), (18, 93409792), (21, 80065536), (24, 70057344), (28, 60049152), (32, 52543008), (36, 46704896), (42, 40032768), (48, 35028672), (56, 30024576), (63, 26688512), (64, 26271504), (67, 25095168), (72, 23352448), (84, 20016384), (96, 17514336), (112, 15012288), (126, 13344256), (128, 13135752), (134, 12547584), (144, 11676224), (168, 10008192), (192, 8757168), (201, 8365056), (224, 7506144), (252, 6672128), (256, 6567876), (268, 6273792), (288, 5838112), (336, 5004096), (384, 4378584), (389, 4322304), (402, 4182528), (448, 3753072), (469, 3585024), (504, 3336064), (512, 3283938), (536, 3136896), (576, 2919056), (603, 2788352), (672, 2502048), (768, 2189292), (778, 2161152), (804, 2091264), (896, 1876536), (938, 1792512), (1008, 1668032), (1024, 1641969), (1072, 1568448), (1152, 1459528), (1167, 1440768), (1206, 1394176), (1344, 1251024), (1407, 1195008), (1536, 1094646), (1556, 1080576), (1608, 1045632), (1792, 938268), (1876, 896256), (2016, 834016), (2144, 784224), (2304, 729764), (2334, 720384), (2412, 697088), (2688, 625512), (2723, 617472), (2814, 597504), (3072, 547323), (3112, 540288), (3216, 522816), (3501, 480256), (3584, 469134), (3752, 448128), (4032, 417008), (4221, 398336), (4288, 392112), (4608, 364882), (4668, 360192), (4824, 348544), (5376, 312756), (5446, 308736), (5628, 298752), (6224, 270144), (6432, 261408), (7002, 240128), (7168, 234567), (7504, 224064), (8064, 208504), (8169, 205824), (8442, 199168), (8576, 196056), (9216, 182441), (9336, 180096), (9648, 174272), (10752, 156378), (10892, 154368), (11256, 149376), (12448, 135072), (12864, 130704), (14004, 120064), (15008, 112032), (16128, 104252), (16338, 102912), (16884, 99584), (17152, 98028), (18672, 90048), (19296, 87136), (21504, 78189), (21784, 77184), (22512, 74688), (24507, 68608), (24896, 67536), (25728, 65352), (26063, 64512), (28008, 60032), (30016, 56016), (32256, 52126), (32676, 51456), (33768, 49792), (34304, 49014), (37344, 45024), (38592, 43568)]