640704064

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:253

約数の個数: 224

約数和(自身を含む): 1743065856

約数和(自身を除く): 1102361792

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 73, 77, 88, 91, 104, 112, 137, 143, 146, 154, 176, 182, 208, 224, 274, 286, 292, 308, 352, 364, 416, 448, 511, 548, 572, 584, 616, 704, 728, 803, 832, 949, 959, 1001, 1022, 1096, 1144, 1168, 1232, 1456, 1507, 1606, 1781, 1898, 1918, 2002, 2044, 2192, 2288, 2336, 2464, 2912, 3014, 3212, 3562, 3796, 3836, 4004, 4088, 4384, 4576, 4672, 4928, 5621, 5824, 6028, 6424, 6643, 7124, 7592, 7672, 8008, 8176, 8768, 9152, 10001, 10439, 10549, 11242, 12056, 12467, 12848, 13286, 14248, 15184, 15344, 16016, 16352, 19591, 20002, 20878, 21098, 22484, 24112, 24934, 25696, 26572, 28496, 30368, 30688, 32032, 32704, 39182, 40004, 41756, 42196, 44968, 48224, 49868, 51392, 53144, 56992, 60736, 61376, 64064, 70007, 73073, 78364, 80008, 83512, 84392, 89936, 96448, 99736, 106288, 110011, 113984, 130013, 137137, 140014, 146146, 156728, 160016, 167024, 168784, 179872, 199472, 212576, 220022, 260026, 274274, 280028, 292292, 313456, 320032, 334048, 337568, 359744, 398944, 425152, 440044, 520052, 548548, 560056, 584584, 626912, 640064, 668096, 675136, 770077, 797888, 880088, 910091, 1040104, 1097096, 1120112, 1169168, 1253824, 1430143, 1540154, 1760176, 1820182, 2080208, 2194192, 2240224, 2338336, 2860286, 3080308, 3520352, 3640364, 4160416, 4388384, 4480448, 4676672, 5720572, 6160616, 7040704, 7280728, 8320832, 8776768, 10011001, 11441144, 12321232, 14561456, 20022002, 22882288, 24642464, 29122912, 40044004, 45764576, 49284928, 58245824, 80088008, 91529152, 160176016, 320352032, 640704064]

約数ペア:

[(1, 640704064), (2, 320352032), (4, 160176016), (7, 91529152), (8, 80088008), (11, 58245824), (13, 49284928), (14, 45764576), (16, 40044004), (22, 29122912), (26, 24642464), (28, 22882288), (32, 20022002), (44, 14561456), (52, 12321232), (56, 11441144), (64, 10011001), (73, 8776768), (77, 8320832), (88, 7280728), (91, 7040704), (104, 6160616), (112, 5720572), (137, 4676672), (143, 4480448), (146, 4388384), (154, 4160416), (176, 3640364), (182, 3520352), (208, 3080308), (224, 2860286), (274, 2338336), (286, 2240224), (292, 2194192), (308, 2080208), (352, 1820182), (364, 1760176), (416, 1540154), (448, 1430143), (511, 1253824), (548, 1169168), (572, 1120112), (584, 1097096), (616, 1040104), (704, 910091), (728, 880088), (803, 797888), (832, 770077), (949, 675136), (959, 668096), (1001, 640064), (1022, 626912), (1096, 584584), (1144, 560056), (1168, 548548), (1232, 520052), (1456, 440044), (1507, 425152), (1606, 398944), (1781, 359744), (1898, 337568), (1918, 334048), (2002, 320032), (2044, 313456), (2192, 292292), (2288, 280028), (2336, 274274), (2464, 260026), (2912, 220022), (3014, 212576), (3212, 199472), (3562, 179872), (3796, 168784), (3836, 167024), (4004, 160016), (4088, 156728), (4384, 146146), (4576, 140014), (4672, 137137), (4928, 130013), (5621, 113984), (5824, 110011), (6028, 106288), (6424, 99736), (6643, 96448), (7124, 89936), (7592, 84392), (7672, 83512), (8008, 80008), (8176, 78364), (8768, 73073), (9152, 70007), (10001, 64064), (10439, 61376), (10549, 60736), (11242, 56992), (12056, 53144), (12467, 51392), (12848, 49868), (13286, 48224), (14248, 44968), (15184, 42196), (15344, 41756), (16016, 40004), (16352, 39182), (19591, 32704), (20002, 32032), (20878, 30688), (21098, 30368), (22484, 28496), (24112, 26572), (24934, 25696)]