136670720

素因数分解:

$2^9\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:491

約数の個数: 80

約数和(自身を含む): 330568128

約数和(自身を除く): 193897408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 271, 320, 394, 512, 542, 640, 788, 985, 1084, 1280, 1355, 1576, 1970, 2168, 2560, 2710, 3152, 3940, 4336, 5420, 6304, 7880, 8672, 10840, 12608, 15760, 17344, 21680, 25216, 31520, 34688, 43360, 50432, 53387, 63040, 69376, 86720, 100864, 106774, 126080, 138752, 173440, 213548, 252160, 266935, 346880, 427096, 504320, 533870, 693760, 854192, 1067740, 1708384, 2135480, 3416768, 4270960, 6833536, 8541920, 13667072, 17083840, 27334144, 34167680, 68335360, 136670720]

約数ペア:

[(1, 136670720), (2, 68335360), (4, 34167680), (5, 27334144), (8, 17083840), (10, 13667072), (16, 8541920), (20, 6833536), (32, 4270960), (40, 3416768), (64, 2135480), (80, 1708384), (128, 1067740), (160, 854192), (197, 693760), (256, 533870), (271, 504320), (320, 427096), (394, 346880), (512, 266935), (542, 252160), (640, 213548), (788, 173440), (985, 138752), (1084, 126080), (1280, 106774), (1355, 100864), (1576, 86720), (1970, 69376), (2168, 63040), (2560, 53387), (2710, 50432), (3152, 43360), (3940, 34688), (4336, 31520), (5420, 25216), (6304, 21680), (7880, 17344), (8672, 15760), (10840, 12608)]