64071040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:528

約数の個数: 128

約数和(自身を含む): 176256000

約数和(自身を除く): 112184960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 479, 608, 640, 704, 760, 836, 880, 958, 1045, 1216, 1408, 1520, 1672, 1760, 1916, 2090, 2395, 2432, 3040, 3344, 3520, 3832, 4180, 4790, 5269, 6080, 6688, 7040, 7664, 8360, 9101, 9580, 10538, 12160, 13376, 15328, 16720, 18202, 19160, 21076, 26345, 26752, 30656, 33440, 36404, 38320, 42152, 45505, 52690, 61312, 66880, 72808, 76640, 84304, 91010, 100111, 105380, 133760, 145616, 153280, 168608, 182020, 200222, 210760, 291232, 306560, 337216, 364040, 400444, 421520, 500555, 582464, 674432, 728080, 800888, 843040, 1001110, 1164928, 1456160, 1601776, 1686080, 2002220, 2912320, 3203552, 3372160, 4004440, 5824640, 6407104, 8008880, 12814208, 16017760, 32035520, 64071040]

約数ペア:

[(1, 64071040), (2, 32035520), (4, 16017760), (5, 12814208), (8, 8008880), (10, 6407104), (11, 5824640), (16, 4004440), (19, 3372160), (20, 3203552), (22, 2912320), (32, 2002220), (38, 1686080), (40, 1601776), (44, 1456160), (55, 1164928), (64, 1001110), (76, 843040), (80, 800888), (88, 728080), (95, 674432), (110, 582464), (128, 500555), (152, 421520), (160, 400444), (176, 364040), (190, 337216), (209, 306560), (220, 291232), (304, 210760), (320, 200222), (352, 182020), (380, 168608), (418, 153280), (440, 145616), (479, 133760), (608, 105380), (640, 100111), (704, 91010), (760, 84304), (836, 76640), (880, 72808), (958, 66880), (1045, 61312), (1216, 52690), (1408, 45505), (1520, 42152), (1672, 38320), (1760, 36404), (1916, 33440), (2090, 30656), (2395, 26752), (2432, 26345), (3040, 21076), (3344, 19160), (3520, 18202), (3832, 16720), (4180, 15328), (4790, 13376), (5269, 12160), (6080, 10538), (6688, 9580), (7040, 9101), (7664, 8360)]