181211520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 256

約数和(自身を含む): 671731200

約数和(自身を除く): 490519680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 97, 105, 112, 120, 128, 139, 140, 160, 168, 192, 194, 210, 224, 240, 278, 280, 291, 320, 336, 384, 388, 417, 420, 448, 480, 485, 556, 560, 582, 640, 672, 679, 695, 776, 834, 840, 896, 960, 970, 973, 1112, 1120, 1164, 1344, 1358, 1390, 1455, 1552, 1668, 1680, 1920, 1940, 1946, 2037, 2085, 2224, 2240, 2328, 2688, 2716, 2780, 2910, 2919, 3104, 3336, 3360, 3395, 3880, 3892, 4074, 4170, 4448, 4480, 4656, 4865, 5432, 5560, 5820, 5838, 6208, 6672, 6720, 6790, 7760, 7784, 8148, 8340, 8896, 9312, 9730, 10185, 10864, 11120, 11640, 11676, 12416, 13344, 13440, 13483, 13580, 14595, 15520, 15568, 16296, 16680, 17792, 18624, 19460, 20370, 21728, 22240, 23280, 23352, 26688, 26966, 27160, 29190, 31040, 31136, 32592, 33360, 37248, 38920, 40449, 40740, 43456, 44480, 46560, 46704, 53376, 53932, 54320, 58380, 62080, 62272, 65184, 66720, 67415, 77840, 80898, 81480, 86912, 88960, 93120, 93408, 94381, 107864, 108640, 116760, 124544, 130368, 133440, 134830, 155680, 161796, 162960, 186240, 186816, 188762, 202245, 215728, 217280, 233520, 260736, 266880, 269660, 283143, 311360, 323592, 325920, 373632, 377524, 404490, 431456, 434560, 467040, 471905, 539320, 566286, 622720, 647184, 651840, 755048, 808980, 862912, 934080, 943810, 1078640, 1132572, 1294368, 1303680, 1415715, 1510096, 1617960, 1725824, 1868160, 1887620, 2157280, 2265144, 2588736, 2831430, 3020192, 3235920, 3775240, 4314560, 4530288, 5177472, 5662860, 6040384, 6471840, 7550480, 8629120, 9060576, 11325720, 12080768, 12943680, 15100960, 18121152, 22651440, 25887360, 30201920, 36242304, 45302880, 60403840, 90605760, 181211520]

約数ペア:

[(1, 181211520), (2, 90605760), (3, 60403840), (4, 45302880), (5, 36242304), (6, 30201920), (7, 25887360), (8, 22651440), (10, 18121152), (12, 15100960), (14, 12943680), (15, 12080768), (16, 11325720), (20, 9060576), (21, 8629120), (24, 7550480), (28, 6471840), (30, 6040384), (32, 5662860), (35, 5177472), (40, 4530288), (42, 4314560), (48, 3775240), (56, 3235920), (60, 3020192), (64, 2831430), (70, 2588736), (80, 2265144), (84, 2157280), (96, 1887620), (97, 1868160), (105, 1725824), (112, 1617960), (120, 1510096), (128, 1415715), (139, 1303680), (140, 1294368), (160, 1132572), (168, 1078640), (192, 943810), (194, 934080), (210, 862912), (224, 808980), (240, 755048), (278, 651840), (280, 647184), (291, 622720), (320, 566286), (336, 539320), (384, 471905), (388, 467040), (417, 434560), (420, 431456), (448, 404490), (480, 377524), (485, 373632), (556, 325920), (560, 323592), (582, 311360), (640, 283143), (672, 269660), (679, 266880), (695, 260736), (776, 233520), (834, 217280), (840, 215728), (896, 202245), (960, 188762), (970, 186816), (973, 186240), (1112, 162960), (1120, 161796), (1164, 155680), (1344, 134830), (1358, 133440), (1390, 130368), (1455, 124544), (1552, 116760), (1668, 108640), (1680, 107864), (1920, 94381), (1940, 93408), (1946, 93120), (2037, 88960), (2085, 86912), (2224, 81480), (2240, 80898), (2328, 77840), (2688, 67415), (2716, 66720), (2780, 65184), (2910, 62272), (2919, 62080), (3104, 58380), (3336, 54320), (3360, 53932), (3395, 53376), (3880, 46704), (3892, 46560), (4074, 44480), (4170, 43456), (4448, 40740), (4480, 40449), (4656, 38920), (4865, 37248), (5432, 33360), (5560, 32592), (5820, 31136), (5838, 31040), (6208, 29190), (6672, 27160), (6720, 26966), (6790, 26688), (7760, 23352), (7784, 23280), (8148, 22240), (8340, 21728), (8896, 20370), (9312, 19460), (9730, 18624), (10185, 17792), (10864, 16680), (11120, 16296), (11640, 15568), (11676, 15520), (12416, 14595), (13344, 13580), (13440, 13483)]