646452864

素因数分解:

$2^7\times 3^2\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2298

約数の個数: 96

約数和(自身を含む): 1867790340

約数和(自身を除く): 1221337476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 281, 288, 384, 562, 576, 843, 1124, 1152, 1686, 1997, 2248, 2529, 3372, 3994, 4496, 5058, 5991, 6744, 7988, 8992, 10116, 11982, 13488, 15976, 17973, 17984, 20232, 23964, 26976, 31952, 35946, 35968, 40464, 47928, 53952, 63904, 71892, 80928, 95856, 107904, 127808, 143784, 161856, 191712, 255616, 287568, 323712, 383424, 561157, 575136, 766848, 1122314, 1150272, 1683471, 2244628, 2300544, 3366942, 4489256, 5050413, 6733884, 8978512, 10100826, 13467768, 17957024, 20201652, 26935536, 35914048, 40403304, 53871072, 71828096, 80806608, 107742144, 161613216, 215484288, 323226432, 646452864]

約数ペア:

[(1, 646452864), (2, 323226432), (3, 215484288), (4, 161613216), (6, 107742144), (8, 80806608), (9, 71828096), (12, 53871072), (16, 40403304), (18, 35914048), (24, 26935536), (32, 20201652), (36, 17957024), (48, 13467768), (64, 10100826), (72, 8978512), (96, 6733884), (128, 5050413), (144, 4489256), (192, 3366942), (281, 2300544), (288, 2244628), (384, 1683471), (562, 1150272), (576, 1122314), (843, 766848), (1124, 575136), (1152, 561157), (1686, 383424), (1997, 323712), (2248, 287568), (2529, 255616), (3372, 191712), (3994, 161856), (4496, 143784), (5058, 127808), (5991, 107904), (6744, 95856), (7988, 80928), (8992, 71892), (10116, 63904), (11982, 53952), (13488, 47928), (15976, 40464), (17973, 35968), (17984, 35946), (20232, 31952), (23964, 26976)]