661328640

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 432

約数和(自身を含む): 2678457600

約数和(自身を除く): 2017128960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 59, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 118, 120, 126, 128, 139, 140, 144, 160, 168, 177, 180, 192, 210, 224, 236, 240, 252, 256, 278, 280, 288, 295, 315, 320, 336, 354, 360, 384, 413, 417, 420, 448, 472, 480, 504, 531, 556, 560, 576, 590, 630, 640, 672, 695, 708, 720, 768, 826, 834, 840, 885, 896, 944, 960, 973, 1008, 1062, 1112, 1120, 1152, 1180, 1239, 1251, 1260, 1280, 1344, 1390, 1416, 1440, 1652, 1668, 1680, 1770, 1792, 1888, 1920, 1946, 2016, 2065, 2085, 2124, 2224, 2240, 2304, 2360, 2478, 2502, 2520, 2655, 2688, 2780, 2832, 2880, 2919, 3304, 3336, 3360, 3540, 3717, 3776, 3840, 3892, 4032, 4130, 4170, 4248, 4448, 4480, 4720, 4865, 4956, 5004, 5040, 5310, 5376, 5560, 5664, 5760, 5838, 6195, 6255, 6608, 6672, 6720, 7080, 7434, 7552, 7784, 8064, 8201, 8260, 8340, 8496, 8757, 8896, 8960, 9440, 9730, 9912, 10008, 10080, 10620, 11120, 11328, 11520, 11676, 12390, 12510, 13216, 13344, 13440, 14160, 14595, 14868, 15104, 15568, 16128, 16402, 16520, 16680, 16992, 17514, 17792, 18585, 18880, 19460, 19824, 20016, 20160, 21240, 22240, 22656, 23352, 24603, 24780, 25020, 26432, 26688, 26880, 28320, 29190, 29736, 31136, 32804, 33040, 33360, 33984, 35028, 35584, 37170, 37760, 38920, 39648, 40032, 40320, 41005, 42480, 43785, 44480, 45312, 46704, 49206, 49560, 50040, 52864, 53376, 56640, 57407, 58380, 59472, 62272, 65608, 66080, 66720, 67968, 70056, 73809, 74340, 75520, 77840, 79296, 80064, 80640, 82010, 84960, 87570, 88960, 93408, 98412, 99120, 100080, 105728, 106752, 113280, 114814, 116760, 118944, 123015, 124544, 131216, 132160, 133440, 135936, 140112, 147618, 148680, 155680, 158592, 160128, 164020, 169920, 172221, 175140, 177920, 186816, 196824, 198240, 200160, 226560, 229628, 233520, 237888, 246030, 249088, 262432, 264320, 266880, 280224, 287035, 295236, 297360, 311360, 317184, 320256, 328040, 339840, 344442, 350280, 369045, 373632, 393648, 396480, 400320, 459256, 467040, 475776, 492060, 516663, 524864, 528640, 533760, 560448, 574070, 590472, 594720, 622720, 656080, 679680, 688884, 700560, 738090, 747264, 787296, 792960, 800640, 861105, 918512, 934080, 951552, 984120, 1033326, 1049728, 1120896, 1148140, 1180944, 1189440, 1245440, 1312160, 1377768, 1401120, 1476180, 1574592, 1585920, 1601280, 1722210, 1837024, 1868160, 1968240, 2066652, 2099456, 2241792, 2296280, 2361888, 2378880, 2583315, 2624320, 2755536, 2802240, 2952360, 3149184, 3444420, 3674048, 3736320, 3936480, 4133304, 4592560, 4723776, 4757760, 5166630, 5248640, 5511072, 5604480, 5904720, 6298368, 6888840, 7348096, 7872960, 8266608, 9185120, 9447552, 10333260, 10497280, 11022144, 11208960, 11809440, 13777680, 14696192, 15745920, 16533216, 18370240, 18895104, 20666520, 22044288, 23618880, 27555360, 31491840, 33066432, 36740480, 41333040, 44088576, 47237760, 55110720, 66132864, 73480960, 82666080, 94475520, 110221440, 132265728, 165332160, 220442880, 330664320, 661328640]

約数ペア:

[(1, 661328640), (2, 330664320), (3, 220442880), (4, 165332160), (5, 132265728), (6, 110221440), (7, 94475520), (8, 82666080), (9, 73480960), (10, 66132864), (12, 55110720), (14, 47237760), (15, 44088576), (16, 41333040), (18, 36740480), (20, 33066432), (21, 31491840), (24, 27555360), (28, 23618880), (30, 22044288), (32, 20666520), (35, 18895104), (36, 18370240), (40, 16533216), (42, 15745920), (45, 14696192), (48, 13777680), (56, 11809440), (59, 11208960), (60, 11022144), (63, 10497280), (64, 10333260), (70, 9447552), (72, 9185120), (80, 8266608), (84, 7872960), (90, 7348096), (96, 6888840), (105, 6298368), (112, 5904720), (118, 5604480), (120, 5511072), (126, 5248640), (128, 5166630), (139, 4757760), (140, 4723776), (144, 4592560), (160, 4133304), (168, 3936480), (177, 3736320), (180, 3674048), (192, 3444420), (210, 3149184), (224, 2952360), (236, 2802240), (240, 2755536), (252, 2624320), (256, 2583315), (278, 2378880), (280, 2361888), (288, 2296280), (295, 2241792), (315, 2099456), (320, 2066652), (336, 1968240), (354, 1868160), (360, 1837024), (384, 1722210), (413, 1601280), (417, 1585920), (420, 1574592), (448, 1476180), (472, 1401120), (480, 1377768), (504, 1312160), (531, 1245440), (556, 1189440), (560, 1180944), (576, 1148140), (590, 1120896), (630, 1049728), (640, 1033326), (672, 984120), (695, 951552), (708, 934080), (720, 918512), (768, 861105), (826, 800640), (834, 792960), (840, 787296), (885, 747264), (896, 738090), (944, 700560), (960, 688884), (973, 679680), (1008, 656080), (1062, 622720), (1112, 594720), (1120, 590472), (1152, 574070), (1180, 560448), (1239, 533760), (1251, 528640), (1260, 524864), (1280, 516663), (1344, 492060), (1390, 475776), (1416, 467040), (1440, 459256), (1652, 400320), (1668, 396480), (1680, 393648), (1770, 373632), (1792, 369045), (1888, 350280), (1920, 344442), (1946, 339840), (2016, 328040), (2065, 320256), (2085, 317184), (2124, 311360), (2224, 297360), (2240, 295236), (2304, 287035), (2360, 280224), (2478, 266880), (2502, 264320), (2520, 262432), (2655, 249088), (2688, 246030), (2780, 237888), (2832, 233520), (2880, 229628), (2919, 226560), (3304, 200160), (3336, 198240), (3360, 196824), (3540, 186816), (3717, 177920), (3776, 175140), (3840, 172221), (3892, 169920), (4032, 164020), (4130, 160128), (4170, 158592), (4248, 155680), (4448, 148680), (4480, 147618), (4720, 140112), (4865, 135936), (4956, 133440), (5004, 132160), (5040, 131216), (5310, 124544), (5376, 123015), (5560, 118944), (5664, 116760), (5760, 114814), (5838, 113280), (6195, 106752), (6255, 105728), (6608, 100080), (6672, 99120), (6720, 98412), (7080, 93408), (7434, 88960), (7552, 87570), (7784, 84960), (8064, 82010), (8201, 80640), (8260, 80064), (8340, 79296), (8496, 77840), (8757, 75520), (8896, 74340), (8960, 73809), (9440, 70056), (9730, 67968), (9912, 66720), (10008, 66080), (10080, 65608), (10620, 62272), (11120, 59472), (11328, 58380), (11520, 57407), (11676, 56640), (12390, 53376), (12510, 52864), (13216, 50040), (13344, 49560), (13440, 49206), (14160, 46704), (14595, 45312), (14868, 44480), (15104, 43785), (15568, 42480), (16128, 41005), (16402, 40320), (16520, 40032), (16680, 39648), (16992, 38920), (17514, 37760), (17792, 37170), (18585, 35584), (18880, 35028), (19460, 33984), (19824, 33360), (20016, 33040), (20160, 32804), (21240, 31136), (22240, 29736), (22656, 29190), (23352, 28320), (24603, 26880), (24780, 26688), (25020, 26432)]