81274368

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{7559}}^1$

素因数の和:7587

約数の個数: 80

約数和(自身を含む): 247484160

約数和(自身を除く): 166209792

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, 7559, 10752, 15118, 22677, 30236, 45354, 52913, 60472, 90708, 105826, 120944, 158739, 181416, 211652, 241888, 317478, 362832, 423304, 483776, 634956, 725664, 846608, 967552, 1269912, 1451328, 1693216, 1935104, 2539824, 2902656, 3386432, 3870208, 5079648, 5805312, 6772864, 10159296, 11610624, 13545728, 20318592, 27091456, 40637184, 81274368]

約数ペア:

[(1, 81274368), (2, 40637184), (3, 27091456), (4, 20318592), (6, 13545728), (7, 11610624), (8, 10159296), (12, 6772864), (14, 5805312), (16, 5079648), (21, 3870208), (24, 3386432), (28, 2902656), (32, 2539824), (42, 1935104), (48, 1693216), (56, 1451328), (64, 1269912), (84, 967552), (96, 846608), (112, 725664), (128, 634956), (168, 483776), (192, 423304), (224, 362832), (256, 317478), (336, 241888), (384, 211652), (448, 181416), (512, 158739), (672, 120944), (768, 105826), (896, 90708), (1344, 60472), (1536, 52913), (1792, 45354), (2688, 30236), (3584, 22677), (5376, 15118), (7559, 10752)]