80423280

素因数分解:

$2^4\times 3^6\times 5^1\times 7^1\times {\mathrm{197}}^1$

素因数の和:235

約数の個数: 280

約数和(自身を含む): 322024032

約数和(自身を除く): 241600752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 197, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 394, 405, 420, 432, 486, 504, 540, 560, 567, 591, 630, 648, 720, 729, 756, 788, 810, 840, 945, 972, 985, 1008, 1080, 1134, 1182, 1215, 1260, 1296, 1379, 1458, 1512, 1576, 1620, 1680, 1701, 1773, 1890, 1944, 1970, 2160, 2268, 2364, 2430, 2520, 2758, 2835, 2916, 2955, 3024, 3152, 3240, 3402, 3546, 3645, 3780, 3888, 3940, 4137, 4536, 4728, 4860, 5040, 5103, 5319, 5516, 5670, 5832, 5910, 6480, 6804, 6895, 7092, 7290, 7560, 7880, 8274, 8505, 8865, 9072, 9456, 9720, 10206, 10638, 11032, 11340, 11664, 11820, 12411, 13608, 13790, 14184, 14580, 15120, 15760, 15957, 16548, 17010, 17730, 19440, 20412, 20685, 21276, 22064, 22680, 23640, 24822, 25515, 26595, 27216, 27580, 28368, 29160, 31914, 33096, 34020, 35460, 37233, 40824, 41370, 42552, 45360, 47280, 47871, 49644, 51030, 53190, 55160, 58320, 62055, 63828, 66192, 68040, 70920, 74466, 79785, 81648, 82740, 85104, 95742, 99288, 102060, 106380, 110320, 111699, 124110, 127656, 136080, 141840, 143613, 148932, 159570, 165480, 186165, 191484, 198576, 204120, 212760, 223398, 239355, 248220, 255312, 287226, 297864, 319140, 330960, 335097, 372330, 382968, 408240, 425520, 446796, 478710, 496440, 558495, 574452, 595728, 638280, 670194, 718065, 744660, 765936, 893592, 957420, 992880, 1005291, 1116990, 1148904, 1276560, 1340388, 1436130, 1489320, 1675485, 1787184, 1914840, 2010582, 2233980, 2297808, 2680776, 2872260, 2978640, 3350970, 3829680, 4021164, 4467960, 5026455, 5361552, 5744520, 6701940, 8042328, 8935920, 10052910, 11489040, 13403880, 16084656, 20105820, 26807760, 40211640, 80423280]

約数ペア:

[(1, 80423280), (2, 40211640), (3, 26807760), (4, 20105820), (5, 16084656), (6, 13403880), (7, 11489040), (8, 10052910), (9, 8935920), (10, 8042328), (12, 6701940), (14, 5744520), (15, 5361552), (16, 5026455), (18, 4467960), (20, 4021164), (21, 3829680), (24, 3350970), (27, 2978640), (28, 2872260), (30, 2680776), (35, 2297808), (36, 2233980), (40, 2010582), (42, 1914840), (45, 1787184), (48, 1675485), (54, 1489320), (56, 1436130), (60, 1340388), (63, 1276560), (70, 1148904), (72, 1116990), (80, 1005291), (81, 992880), (84, 957420), (90, 893592), (105, 765936), (108, 744660), (112, 718065), (120, 670194), (126, 638280), (135, 595728), (140, 574452), (144, 558495), (162, 496440), (168, 478710), (180, 446796), (189, 425520), (197, 408240), (210, 382968), (216, 372330), (240, 335097), (243, 330960), (252, 319140), (270, 297864), (280, 287226), (315, 255312), (324, 248220), (336, 239355), (360, 223398), (378, 212760), (394, 204120), (405, 198576), (420, 191484), (432, 186165), (486, 165480), (504, 159570), (540, 148932), (560, 143613), (567, 141840), (591, 136080), (630, 127656), (648, 124110), (720, 111699), (729, 110320), (756, 106380), (788, 102060), (810, 99288), (840, 95742), (945, 85104), (972, 82740), (985, 81648), (1008, 79785), (1080, 74466), (1134, 70920), (1182, 68040), (1215, 66192), (1260, 63828), (1296, 62055), (1379, 58320), (1458, 55160), (1512, 53190), (1576, 51030), (1620, 49644), (1680, 47871), (1701, 47280), (1773, 45360), (1890, 42552), (1944, 41370), (1970, 40824), (2160, 37233), (2268, 35460), (2364, 34020), (2430, 33096), (2520, 31914), (2758, 29160), (2835, 28368), (2916, 27580), (2955, 27216), (3024, 26595), (3152, 25515), (3240, 24822), (3402, 23640), (3546, 22680), (3645, 22064), (3780, 21276), (3888, 20685), (3940, 20412), (4137, 19440), (4536, 17730), (4728, 17010), (4860, 16548), (5040, 15957), (5103, 15760), (5319, 15120), (5516, 14580), (5670, 14184), (5832, 13790), (5910, 13608), (6480, 12411), (6804, 11820), (6895, 11664), (7092, 11340), (7290, 11032), (7560, 10638), (7880, 10206), (8274, 9720), (8505, 9456), (8865, 9072)]