2012197728

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 5536859328

約数和(自身を除く): 3524661600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 61, 86, 96, 122, 129, 131, 172, 183, 244, 258, 262, 344, 366, 393, 488, 516, 524, 688, 732, 786, 976, 1032, 1048, 1376, 1464, 1572, 1952, 2064, 2096, 2623, 2928, 3144, 3721, 4128, 4192, 5246, 5633, 5856, 6288, 7442, 7869, 7991, 10492, 11163, 11266, 12576, 14884, 15738, 15982, 16899, 20984, 22326, 22532, 23973, 29768, 31476, 31964, 33798, 41968, 44652, 45064, 47946, 59536, 62952, 63928, 67596, 83936, 89304, 90128, 95892, 119072, 125904, 127856, 135192, 160003, 178608, 180256, 191784, 251808, 255712, 270384, 320006, 343613, 357216, 383568, 480009, 487451, 540768, 640012, 687226, 767136, 960018, 974902, 1030839, 1280024, 1374452, 1462353, 1920036, 1949804, 2061678, 2560048, 2748904, 2924706, 3840072, 3899608, 4123356, 5120096, 5497808, 5849412, 7680144, 7799216, 8246712, 10995616, 11698824, 15360288, 15598432, 16493424, 20960393, 23397648, 32986848, 41920786, 46795296, 62881179, 83841572, 125762358, 167683144, 251524716, 335366288, 503049432, 670732576, 1006098864, 2012197728]

約数ペア:

[(1, 2012197728), (2, 1006098864), (3, 670732576), (4, 503049432), (6, 335366288), (8, 251524716), (12, 167683144), (16, 125762358), (24, 83841572), (32, 62881179), (43, 46795296), (48, 41920786), (61, 32986848), (86, 23397648), (96, 20960393), (122, 16493424), (129, 15598432), (131, 15360288), (172, 11698824), (183, 10995616), (244, 8246712), (258, 7799216), (262, 7680144), (344, 5849412), (366, 5497808), (393, 5120096), (488, 4123356), (516, 3899608), (524, 3840072), (688, 2924706), (732, 2748904), (786, 2560048), (976, 2061678), (1032, 1949804), (1048, 1920036), (1376, 1462353), (1464, 1374452), (1572, 1280024), (1952, 1030839), (2064, 974902), (2096, 960018), (2623, 767136), (2928, 687226), (3144, 640012), (3721, 540768), (4128, 487451), (4192, 480009), (5246, 383568), (5633, 357216), (5856, 343613), (6288, 320006), (7442, 270384), (7869, 255712), (7991, 251808), (10492, 191784), (11163, 180256), (11266, 178608), (12576, 160003), (14884, 135192), (15738, 127856), (15982, 125904), (16899, 119072), (20984, 95892), (22326, 90128), (22532, 89304), (23973, 83936), (29768, 67596), (31476, 63928), (31964, 62952), (33798, 59536), (41968, 47946), (44652, 45064)]