2018196320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1879}}^1$

素因数の和:2045

約数の個数: 144

約数和(自身を含む): 5589894240

約数和(自身を除く): 3571697920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 137, 140, 160, 196, 224, 245, 274, 280, 392, 490, 548, 560, 685, 784, 959, 980, 1096, 1120, 1370, 1568, 1879, 1918, 1960, 2192, 2740, 3758, 3836, 3920, 4384, 4795, 5480, 6713, 7516, 7672, 7840, 9395, 9590, 10960, 13153, 13426, 15032, 15344, 18790, 19180, 21920, 26306, 26852, 30064, 30688, 33565, 37580, 38360, 52612, 53704, 60128, 65765, 67130, 75160, 76720, 92071, 105224, 107408, 131530, 134260, 150320, 153440, 184142, 210448, 214816, 257423, 263060, 268520, 300640, 368284, 420896, 460355, 514846, 526120, 537040, 736568, 920710, 1029692, 1052240, 1074080, 1287115, 1473136, 1801961, 1841420, 2059384, 2104480, 2574230, 2946272, 3603922, 3682840, 4118768, 5148460, 7207844, 7365680, 8237536, 9009805, 10296920, 12613727, 14415688, 14731360, 18019610, 20593840, 25227454, 28831376, 36039220, 41187680, 50454908, 57662752, 63068635, 72078440, 100909816, 126137270, 144156880, 201819632, 252274540, 288313760, 403639264, 504549080, 1009098160, 2018196320]

約数ペア:

[(1, 2018196320), (2, 1009098160), (4, 504549080), (5, 403639264), (7, 288313760), (8, 252274540), (10, 201819632), (14, 144156880), (16, 126137270), (20, 100909816), (28, 72078440), (32, 63068635), (35, 57662752), (40, 50454908), (49, 41187680), (56, 36039220), (70, 28831376), (80, 25227454), (98, 20593840), (112, 18019610), (137, 14731360), (140, 14415688), (160, 12613727), (196, 10296920), (224, 9009805), (245, 8237536), (274, 7365680), (280, 7207844), (392, 5148460), (490, 4118768), (548, 3682840), (560, 3603922), (685, 2946272), (784, 2574230), (959, 2104480), (980, 2059384), (1096, 1841420), (1120, 1801961), (1370, 1473136), (1568, 1287115), (1879, 1074080), (1918, 1052240), (1960, 1029692), (2192, 920710), (2740, 736568), (3758, 537040), (3836, 526120), (3920, 514846), (4384, 460355), (4795, 420896), (5480, 368284), (6713, 300640), (7516, 268520), (7672, 263060), (7840, 257423), (9395, 214816), (9590, 210448), (10960, 184142), (13153, 153440), (13426, 150320), (15032, 134260), (15344, 131530), (18790, 107408), (19180, 105224), (21920, 92071), (26306, 76720), (26852, 75160), (30064, 67130), (30688, 65765), (33565, 60128), (37580, 53704), (38360, 52612)]