378653856

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 1186198272

約数和(自身を除く): 807544416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 97, 111, 112, 148, 157, 168, 194, 222, 224, 259, 291, 296, 314, 336, 388, 444, 471, 518, 582, 592, 628, 672, 679, 776, 777, 888, 942, 1036, 1099, 1164, 1184, 1256, 1358, 1552, 1554, 1776, 1884, 2037, 2072, 2198, 2328, 2512, 2716, 3104, 3108, 3297, 3552, 3589, 3768, 4074, 4144, 4396, 4656, 5024, 5432, 5809, 6216, 6594, 7178, 7536, 8148, 8288, 8792, 9312, 10767, 10864, 11618, 12432, 13188, 14356, 15072, 15229, 16296, 17427, 17584, 21534, 21728, 23236, 24864, 25123, 26376, 28712, 30458, 32592, 34854, 35168, 40663, 43068, 45687, 46472, 50246, 52752, 57424, 60916, 65184, 69708, 75369, 81326, 86136, 91374, 92944, 100492, 105504, 106603, 114848, 121832, 121989, 139416, 150738, 162652, 172272, 182748, 185888, 200984, 213206, 243664, 243978, 278832, 301476, 319809, 325304, 344544, 365496, 401968, 426412, 487328, 487956, 557664, 563473, 602952, 639618, 650608, 730992, 803936, 852824, 975912, 1126946, 1205904, 1279236, 1301216, 1461984, 1690419, 1705648, 1951824, 2253892, 2411808, 2558472, 3380838, 3411296, 3903648, 3944311, 4507784, 5116944, 6761676, 7888622, 9015568, 10233888, 11832933, 13523352, 15777244, 18031136, 23665866, 27046704, 31554488, 47331732, 54093408, 63108976, 94663464, 126217952, 189326928, 378653856]

約数ペア:

[(1, 378653856), (2, 189326928), (3, 126217952), (4, 94663464), (6, 63108976), (7, 54093408), (8, 47331732), (12, 31554488), (14, 27046704), (16, 23665866), (21, 18031136), (24, 15777244), (28, 13523352), (32, 11832933), (37, 10233888), (42, 9015568), (48, 7888622), (56, 6761676), (74, 5116944), (84, 4507784), (96, 3944311), (97, 3903648), (111, 3411296), (112, 3380838), (148, 2558472), (157, 2411808), (168, 2253892), (194, 1951824), (222, 1705648), (224, 1690419), (259, 1461984), (291, 1301216), (296, 1279236), (314, 1205904), (336, 1126946), (388, 975912), (444, 852824), (471, 803936), (518, 730992), (582, 650608), (592, 639618), (628, 602952), (672, 563473), (679, 557664), (776, 487956), (777, 487328), (888, 426412), (942, 401968), (1036, 365496), (1099, 344544), (1164, 325304), (1184, 319809), (1256, 301476), (1358, 278832), (1552, 243978), (1554, 243664), (1776, 213206), (1884, 200984), (2037, 185888), (2072, 182748), (2198, 172272), (2328, 162652), (2512, 150738), (2716, 139416), (3104, 121989), (3108, 121832), (3297, 114848), (3552, 106603), (3589, 105504), (3768, 100492), (4074, 92944), (4144, 91374), (4396, 86136), (4656, 81326), (5024, 75369), (5432, 69708), (5809, 65184), (6216, 60916), (6594, 57424), (7178, 52752), (7536, 50246), (8148, 46472), (8288, 45687), (8792, 43068), (9312, 40663), (10767, 35168), (10864, 34854), (11618, 32592), (12432, 30458), (13188, 28712), (14356, 26376), (15072, 25123), (15229, 24864), (16296, 23236), (17427, 21728), (17584, 21534)]