1287379968

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:618

約数の個数: 176

約数和(自身を含む): 3960109824

約数和(自身を除く): 2672729856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 131, 168, 192, 224, 256, 262, 336, 384, 393, 448, 457, 512, 524, 672, 768, 786, 896, 914, 917, 1024, 1048, 1344, 1371, 1536, 1572, 1792, 1828, 1834, 2096, 2688, 2742, 2751, 3072, 3144, 3199, 3584, 3656, 3668, 4192, 5376, 5484, 5502, 6288, 6398, 7168, 7312, 7336, 8384, 9597, 10752, 10968, 11004, 12576, 12796, 14624, 14672, 16768, 19194, 21504, 21936, 22008, 25152, 25592, 29248, 29344, 33536, 38388, 43872, 44016, 50304, 51184, 58496, 58688, 59867, 67072, 76776, 87744, 88032, 100608, 102368, 116992, 117376, 119734, 134144, 153552, 175488, 176064, 179601, 201216, 204736, 233984, 234752, 239468, 307104, 350976, 352128, 359202, 402432, 409472, 419069, 467968, 469504, 478936, 614208, 701952, 704256, 718404, 818944, 838138, 939008, 957872, 1228416, 1257207, 1403904, 1408512, 1436808, 1637888, 1676276, 1915744, 2456832, 2514414, 2817024, 2873616, 3275776, 3352552, 3831488, 4913664, 5028828, 5747232, 6705104, 7662976, 9827328, 10057656, 11494464, 13410208, 15325952, 20115312, 22988928, 26820416, 30651904, 40230624, 45977856, 53640832, 61303808, 80461248, 91955712, 107281664, 160922496, 183911424, 214563328, 321844992, 429126656, 643689984, 1287379968]

約数ペア:

[(1, 1287379968), (2, 643689984), (3, 429126656), (4, 321844992), (6, 214563328), (7, 183911424), (8, 160922496), (12, 107281664), (14, 91955712), (16, 80461248), (21, 61303808), (24, 53640832), (28, 45977856), (32, 40230624), (42, 30651904), (48, 26820416), (56, 22988928), (64, 20115312), (84, 15325952), (96, 13410208), (112, 11494464), (128, 10057656), (131, 9827328), (168, 7662976), (192, 6705104), (224, 5747232), (256, 5028828), (262, 4913664), (336, 3831488), (384, 3352552), (393, 3275776), (448, 2873616), (457, 2817024), (512, 2514414), (524, 2456832), (672, 1915744), (768, 1676276), (786, 1637888), (896, 1436808), (914, 1408512), (917, 1403904), (1024, 1257207), (1048, 1228416), (1344, 957872), (1371, 939008), (1536, 838138), (1572, 818944), (1792, 718404), (1828, 704256), (1834, 701952), (2096, 614208), (2688, 478936), (2742, 469504), (2751, 467968), (3072, 419069), (3144, 409472), (3199, 402432), (3584, 359202), (3656, 352128), (3668, 350976), (4192, 307104), (5376, 239468), (5484, 234752), (5502, 233984), (6288, 204736), (6398, 201216), (7168, 179601), (7312, 176064), (7336, 175488), (8384, 153552), (9597, 134144), (10752, 119734), (10968, 117376), (11004, 116992), (12576, 102368), (12796, 100608), (14624, 88032), (14672, 87744), (16768, 76776), (19194, 67072), (21504, 59867), (21936, 58688), (22008, 58496), (25152, 51184), (25592, 50304), (29248, 44016), (29344, 43872), (33536, 38388)]