640367616

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 176

約数和(自身を含む): 1977172736

約数和(自身を除く): 1336805120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 97, 112, 128, 168, 192, 194, 224, 256, 291, 307, 336, 384, 388, 448, 512, 582, 614, 672, 679, 768, 776, 896, 921, 1024, 1164, 1228, 1344, 1358, 1536, 1552, 1792, 1842, 2037, 2149, 2328, 2456, 2688, 2716, 3072, 3104, 3584, 3684, 4074, 4298, 4656, 4912, 5376, 5432, 6208, 6447, 7168, 7368, 8148, 8596, 9312, 9824, 10752, 10864, 12416, 12894, 14736, 16296, 17192, 18624, 19648, 21504, 21728, 24832, 25788, 29472, 29779, 32592, 34384, 37248, 39296, 43456, 49664, 51576, 58944, 59558, 65184, 68768, 74496, 78592, 86912, 89337, 99328, 103152, 117888, 119116, 130368, 137536, 148992, 157184, 173824, 178674, 206304, 208453, 235776, 238232, 260736, 275072, 297984, 314368, 347648, 357348, 412608, 416906, 471552, 476464, 521472, 550144, 625359, 695296, 714696, 825216, 833812, 943104, 952928, 1042944, 1100288, 1250718, 1429392, 1650432, 1667624, 1905856, 2085888, 2200576, 2501436, 2858784, 3300864, 3335248, 3811712, 5002872, 5717568, 6601728, 6670496, 7623424, 10005744, 11435136, 13340992, 15246848, 20011488, 22870272, 26681984, 30493696, 40022976, 45740544, 53363968, 80045952, 91481088, 106727936, 160091904, 213455872, 320183808, 640367616]

約数ペア:

[(1, 640367616), (2, 320183808), (3, 213455872), (4, 160091904), (6, 106727936), (7, 91481088), (8, 80045952), (12, 53363968), (14, 45740544), (16, 40022976), (21, 30493696), (24, 26681984), (28, 22870272), (32, 20011488), (42, 15246848), (48, 13340992), (56, 11435136), (64, 10005744), (84, 7623424), (96, 6670496), (97, 6601728), (112, 5717568), (128, 5002872), (168, 3811712), (192, 3335248), (194, 3300864), (224, 2858784), (256, 2501436), (291, 2200576), (307, 2085888), (336, 1905856), (384, 1667624), (388, 1650432), (448, 1429392), (512, 1250718), (582, 1100288), (614, 1042944), (672, 952928), (679, 943104), (768, 833812), (776, 825216), (896, 714696), (921, 695296), (1024, 625359), (1164, 550144), (1228, 521472), (1344, 476464), (1358, 471552), (1536, 416906), (1552, 412608), (1792, 357348), (1842, 347648), (2037, 314368), (2149, 297984), (2328, 275072), (2456, 260736), (2688, 238232), (2716, 235776), (3072, 208453), (3104, 206304), (3584, 178674), (3684, 173824), (4074, 157184), (4298, 148992), (4656, 137536), (4912, 130368), (5376, 119116), (5432, 117888), (6208, 103152), (6447, 99328), (7168, 89337), (7368, 86912), (8148, 78592), (8596, 74496), (9312, 68768), (9824, 65184), (10752, 59558), (10864, 58944), (12416, 51576), (12894, 49664), (14736, 43456), (16296, 39296), (17192, 37248), (18624, 34384), (19648, 32592), (21504, 29779), (21728, 29472), (24832, 25788)]