821915136

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:421

約数の個数: 240

約数和(自身を含む): 2752573824

約数和(自身を除く): 1930658688

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, 72, 83, 84, 96, 112, 126, 128, 144, 166, 168, 192, 224, 249, 252, 256, 288, 307, 332, 336, 384, 448, 498, 504, 512, 576, 581, 614, 664, 672, 747, 768, 896, 921, 996, 1008, 1152, 1162, 1228, 1328, 1344, 1494, 1536, 1743, 1792, 1842, 1992, 2016, 2149, 2304, 2324, 2456, 2656, 2688, 2763, 2988, 3486, 3584, 3684, 3984, 4032, 4298, 4608, 4648, 4912, 5229, 5312, 5376, 5526, 5976, 6447, 6972, 7368, 7968, 8064, 8596, 9296, 9824, 10458, 10624, 10752, 11052, 11952, 12894, 13944, 14736, 15936, 16128, 17192, 18592, 19341, 19648, 20916, 21248, 22104, 23904, 25481, 25788, 27888, 29472, 31872, 32256, 34384, 37184, 38682, 39296, 41832, 42496, 44208, 47808, 50962, 51576, 55776, 58944, 63744, 68768, 74368, 76443, 77364, 78592, 83664, 88416, 95616, 101924, 103152, 111552, 117888, 127488, 137536, 148736, 152886, 154728, 157184, 167328, 176832, 178367, 191232, 203848, 206304, 223104, 229329, 235776, 275072, 297472, 305772, 309456, 334656, 353664, 356734, 382464, 407696, 412608, 446208, 458658, 471552, 535101, 550144, 611544, 618912, 669312, 707328, 713468, 815392, 825216, 892416, 917316, 1070202, 1100288, 1223088, 1237824, 1338624, 1414656, 1426936, 1605303, 1630784, 1650432, 1834632, 2140404, 2446176, 2475648, 2677248, 2853872, 3210606, 3261568, 3300864, 3669264, 4280808, 4892352, 4951296, 5707744, 6421212, 6523136, 7338528, 8561616, 9784704, 9902592, 11415488, 12842424, 13046272, 14677056, 17123232, 19569408, 22830976, 25684848, 29354112, 34246464, 39138816, 45661952, 51369696, 58708224, 68492928, 91323904, 102739392, 117416448, 136985856, 205478784, 273971712, 410957568, 821915136]

約数ペア:

[(1, 821915136), (2, 410957568), (3, 273971712), (4, 205478784), (6, 136985856), (7, 117416448), (8, 102739392), (9, 91323904), (12, 68492928), (14, 58708224), (16, 51369696), (18, 45661952), (21, 39138816), (24, 34246464), (28, 29354112), (32, 25684848), (36, 22830976), (42, 19569408), (48, 17123232), (56, 14677056), (63, 13046272), (64, 12842424), (72, 11415488), (83, 9902592), (84, 9784704), (96, 8561616), (112, 7338528), (126, 6523136), (128, 6421212), (144, 5707744), (166, 4951296), (168, 4892352), (192, 4280808), (224, 3669264), (249, 3300864), (252, 3261568), (256, 3210606), (288, 2853872), (307, 2677248), (332, 2475648), (336, 2446176), (384, 2140404), (448, 1834632), (498, 1650432), (504, 1630784), (512, 1605303), (576, 1426936), (581, 1414656), (614, 1338624), (664, 1237824), (672, 1223088), (747, 1100288), (768, 1070202), (896, 917316), (921, 892416), (996, 825216), (1008, 815392), (1152, 713468), (1162, 707328), (1228, 669312), (1328, 618912), (1344, 611544), (1494, 550144), (1536, 535101), (1743, 471552), (1792, 458658), (1842, 446208), (1992, 412608), (2016, 407696), (2149, 382464), (2304, 356734), (2324, 353664), (2456, 334656), (2656, 309456), (2688, 305772), (2763, 297472), (2988, 275072), (3486, 235776), (3584, 229329), (3684, 223104), (3984, 206304), (4032, 203848), (4298, 191232), (4608, 178367), (4648, 176832), (4912, 167328), (5229, 157184), (5312, 154728), (5376, 152886), (5526, 148736), (5976, 137536), (6447, 127488), (6972, 117888), (7368, 111552), (7968, 103152), (8064, 101924), (8596, 95616), (9296, 88416), (9824, 83664), (10458, 78592), (10624, 77364), (10752, 76443), (11052, 74368), (11952, 68768), (12894, 63744), (13944, 58944), (14736, 55776), (15936, 51576), (16128, 50962), (17192, 47808), (18592, 44208), (19341, 42496), (19648, 41832), (20916, 39296), (21248, 38682), (22104, 37184), (23904, 34384), (25481, 32256), (25788, 31872), (27888, 29472)]