1640193408

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:630

約数の個数: 256

約数和(自身を含む): 5581440000

約数和(自身を除く): 3941246592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 151, 168, 189, 192, 216, 224, 252, 288, 302, 336, 378, 384, 432, 448, 449, 453, 504, 576, 604, 672, 756, 864, 896, 898, 906, 1008, 1057, 1152, 1208, 1344, 1347, 1359, 1512, 1728, 1796, 1812, 2016, 2114, 2416, 2688, 2694, 2718, 3024, 3143, 3171, 3456, 3592, 3624, 4032, 4041, 4077, 4228, 4832, 5388, 5436, 6048, 6286, 6342, 7184, 7248, 8064, 8082, 8154, 8456, 9429, 9513, 9664, 10776, 10872, 12096, 12123, 12572, 12684, 14368, 14496, 16164, 16308, 16912, 18858, 19026, 19328, 21552, 21744, 24192, 24246, 25144, 25368, 28287, 28539, 28736, 28992, 32328, 32616, 33824, 37716, 38052, 43104, 43488, 48492, 50288, 50736, 56574, 57078, 57472, 57984, 64656, 65232, 67648, 67799, 75432, 76104, 84861, 86208, 86976, 96984, 100576, 101472, 113148, 114156, 129312, 130464, 135296, 135598, 150864, 152208, 169722, 172416, 173952, 193968, 201152, 202944, 203397, 226296, 228312, 258624, 260928, 271196, 301728, 304416, 339444, 387936, 402304, 405888, 406794, 452592, 456624, 474593, 517248, 521856, 542392, 603456, 608832, 610191, 678888, 775872, 813588, 905184, 913248, 949186, 1084784, 1206912, 1217664, 1220382, 1357776, 1423779, 1551744, 1627176, 1810368, 1826496, 1830573, 1898372, 2169568, 2440764, 2715552, 2847558, 3254352, 3620736, 3652992, 3661146, 3796744, 4271337, 4339136, 4881528, 5431104, 5695116, 6508704, 7322292, 7593488, 8542674, 8678272, 9763056, 10862208, 11390232, 12814011, 13017408, 14644584, 15186976, 17085348, 19526112, 22780464, 25628022, 26034816, 29289168, 30373952, 34170696, 39052224, 45560928, 51256044, 58578336, 60747904, 68341392, 78104448, 91121856, 102512088, 117156672, 136682784, 182243712, 205024176, 234313344, 273365568, 410048352, 546731136, 820096704, 1640193408]

約数ペア:

[(1, 1640193408), (2, 820096704), (3, 546731136), (4, 410048352), (6, 273365568), (7, 234313344), (8, 205024176), (9, 182243712), (12, 136682784), (14, 117156672), (16, 102512088), (18, 91121856), (21, 78104448), (24, 68341392), (27, 60747904), (28, 58578336), (32, 51256044), (36, 45560928), (42, 39052224), (48, 34170696), (54, 30373952), (56, 29289168), (63, 26034816), (64, 25628022), (72, 22780464), (84, 19526112), (96, 17085348), (108, 15186976), (112, 14644584), (126, 13017408), (128, 12814011), (144, 11390232), (151, 10862208), (168, 9763056), (189, 8678272), (192, 8542674), (216, 7593488), (224, 7322292), (252, 6508704), (288, 5695116), (302, 5431104), (336, 4881528), (378, 4339136), (384, 4271337), (432, 3796744), (448, 3661146), (449, 3652992), (453, 3620736), (504, 3254352), (576, 2847558), (604, 2715552), (672, 2440764), (756, 2169568), (864, 1898372), (896, 1830573), (898, 1826496), (906, 1810368), (1008, 1627176), (1057, 1551744), (1152, 1423779), (1208, 1357776), (1344, 1220382), (1347, 1217664), (1359, 1206912), (1512, 1084784), (1728, 949186), (1796, 913248), (1812, 905184), (2016, 813588), (2114, 775872), (2416, 678888), (2688, 610191), (2694, 608832), (2718, 603456), (3024, 542392), (3143, 521856), (3171, 517248), (3456, 474593), (3592, 456624), (3624, 452592), (4032, 406794), (4041, 405888), (4077, 402304), (4228, 387936), (4832, 339444), (5388, 304416), (5436, 301728), (6048, 271196), (6286, 260928), (6342, 258624), (7184, 228312), (7248, 226296), (8064, 203397), (8082, 202944), (8154, 201152), (8456, 193968), (9429, 173952), (9513, 172416), (9664, 169722), (10776, 152208), (10872, 150864), (12096, 135598), (12123, 135296), (12572, 130464), (12684, 129312), (14368, 114156), (14496, 113148), (16164, 101472), (16308, 100576), (16912, 96984), (18858, 86976), (19026, 86208), (19328, 84861), (21552, 76104), (21744, 75432), (24192, 67799), (24246, 67648), (25144, 65232), (25368, 64656), (28287, 57984), (28539, 57472), (28736, 57078), (28992, 56574), (32328, 50736), (32616, 50288), (33824, 48492), (37716, 43488), (38052, 43104)]