640760064

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{17027}}^1$

素因数の和:17060

約数の個数: 108

約数和(自身を含む): 1983898224

約数和(自身を除く): 1343138160

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 588, 672, 768, 784, 896, 1176, 1344, 1568, 1792, 2352, 2688, 3136, 4704, 5376, 6272, 9408, 12544, 17027, 18816, 34054, 37632, 51081, 68108, 102162, 119189, 136216, 204324, 238378, 272432, 357567, 408648, 476756, 544864, 715134, 817296, 834323, 953512, 1089728, 1430268, 1634592, 1668646, 1907024, 2179456, 2502969, 2860536, 3269184, 3337292, 3814048, 4358912, 5005938, 5721072, 6538368, 6674584, 7628096, 10011876, 11442144, 13076736, 13349168, 15256192, 20023752, 22884288, 26698336, 30512384, 40047504, 45768576, 53396672, 80095008, 91537152, 106793344, 160190016, 213586688, 320380032, 640760064]

約数ペア:

[(1, 640760064), (2, 320380032), (3, 213586688), (4, 160190016), (6, 106793344), (7, 91537152), (8, 80095008), (12, 53396672), (14, 45768576), (16, 40047504), (21, 30512384), (24, 26698336), (28, 22884288), (32, 20023752), (42, 15256192), (48, 13349168), (49, 13076736), (56, 11442144), (64, 10011876), (84, 7628096), (96, 6674584), (98, 6538368), (112, 5721072), (128, 5005938), (147, 4358912), (168, 3814048), (192, 3337292), (196, 3269184), (224, 2860536), (256, 2502969), (294, 2179456), (336, 1907024), (384, 1668646), (392, 1634592), (448, 1430268), (588, 1089728), (672, 953512), (768, 834323), (784, 817296), (896, 715134), (1176, 544864), (1344, 476756), (1568, 408648), (1792, 357567), (2352, 272432), (2688, 238378), (3136, 204324), (4704, 136216), (5376, 119189), (6272, 102162), (9408, 68108), (12544, 51081), (17027, 37632), (18816, 34054)]