218835456

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{20353}}^1$

素因数の和:20381

約数の個数: 80

約数和(自身を含む): 666308544

約数和(自身を除く): 447473088

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, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 20353, 40706, 61059, 81412, 122118, 142471, 162824, 244236, 284942, 325648, 427413, 488472, 569884, 651296, 854826, 976944, 1139768, 1302592, 1709652, 1953888, 2279536, 2605184, 3419304, 3907776, 4559072, 5210368, 6838608, 7815552, 9118144, 10420736, 13677216, 15631104, 18236288, 27354432, 31262208, 36472576, 54708864, 72945152, 109417728, 218835456]

約数ペア:

[(1, 218835456), (2, 109417728), (3, 72945152), (4, 54708864), (6, 36472576), (7, 31262208), (8, 27354432), (12, 18236288), (14, 15631104), (16, 13677216), (21, 10420736), (24, 9118144), (28, 7815552), (32, 6838608), (42, 5210368), (48, 4559072), (56, 3907776), (64, 3419304), (84, 2605184), (96, 2279536), (112, 1953888), (128, 1709652), (168, 1302592), (192, 1139768), (224, 976944), (256, 854826), (336, 651296), (384, 569884), (448, 488472), (512, 427413), (672, 325648), (768, 284942), (896, 244236), (1344, 162824), (1536, 142471), (1792, 122118), (2688, 81412), (3584, 61059), (5376, 40706), (10752, 20353)]