279105280

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 707878080

約数和(自身を除く): 428772800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 73, 80, 103, 116, 128, 145, 146, 160, 206, 232, 256, 290, 292, 320, 365, 412, 464, 515, 580, 584, 640, 730, 824, 928, 1030, 1160, 1168, 1280, 1460, 1648, 1856, 2060, 2117, 2320, 2336, 2920, 2987, 3296, 3712, 4120, 4234, 4640, 4672, 5840, 5974, 6592, 7424, 7519, 8240, 8468, 9280, 9344, 10585, 11680, 11948, 13184, 14935, 15038, 16480, 16936, 18560, 18688, 21170, 23360, 23896, 26368, 29870, 30076, 32960, 33872, 37120, 37595, 42340, 46720, 47792, 59740, 60152, 65920, 67744, 75190, 84680, 93440, 95584, 119480, 120304, 131840, 135488, 150380, 169360, 191168, 218051, 238960, 240608, 270976, 300760, 338720, 382336, 436102, 477920, 481216, 541952, 601520, 677440, 764672, 872204, 955840, 962432, 1090255, 1203040, 1354880, 1744408, 1911680, 1924864, 2180510, 2406080, 2709760, 3488816, 3823360, 4361020, 4812160, 6977632, 8722040, 9624320, 13955264, 17444080, 27910528, 34888160, 55821056, 69776320, 139552640, 279105280]

約数ペア:

[(1, 279105280), (2, 139552640), (4, 69776320), (5, 55821056), (8, 34888160), (10, 27910528), (16, 17444080), (20, 13955264), (29, 9624320), (32, 8722040), (40, 6977632), (58, 4812160), (64, 4361020), (73, 3823360), (80, 3488816), (103, 2709760), (116, 2406080), (128, 2180510), (145, 1924864), (146, 1911680), (160, 1744408), (206, 1354880), (232, 1203040), (256, 1090255), (290, 962432), (292, 955840), (320, 872204), (365, 764672), (412, 677440), (464, 601520), (515, 541952), (580, 481216), (584, 477920), (640, 436102), (730, 382336), (824, 338720), (928, 300760), (1030, 270976), (1160, 240608), (1168, 238960), (1280, 218051), (1460, 191168), (1648, 169360), (1856, 150380), (2060, 135488), (2117, 131840), (2320, 120304), (2336, 119480), (2920, 95584), (2987, 93440), (3296, 84680), (3712, 75190), (4120, 67744), (4234, 65920), (4640, 60152), (4672, 59740), (5840, 47792), (5974, 46720), (6592, 42340), (7424, 37595), (7519, 37120), (8240, 33872), (8468, 32960), (9280, 30076), (9344, 29870), (10585, 26368), (11680, 23896), (11948, 23360), (13184, 21170), (14935, 18688), (15038, 18560), (16480, 16936)]