21123325440

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{130973}}^1$

素因数の和:131009

約数の個数: 240

約数和(自身を含む): 83607514848

約数和(自身を除く): 62484189408

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, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5376, 5760, 6720, 7680, 8064, 8960, 10080, 10752, 11520, 13440, 16128, 17920, 20160, 23040, 26880, 32256, 40320, 53760, 80640, 130973, 161280, 261946, 392919, 523892, 654865, 785838, 916811, 1047784, 1178757, 1309730, 1571676, 1833622, 1964595, 2095568, 2357514, 2619460, 2750433, 3143352, 3667244, 3929190, 4191136, 4584055, 4715028, 5238920, 5500866, 5893785, 6286704, 7334488, 7858380, 8251299, 8382272, 9168110, 9430056, 10477840, 11001732, 11787570, 12573408, 13752165, 14668976, 15716760, 16502598, 16764544, 18336220, 18860112, 20955680, 22003464, 23575140, 25146816, 27504330, 29337952, 31433520, 33005196, 33529088, 36672440, 37720224, 41256495, 41911360, 44006928, 47150280, 50293632, 55008660, 58675904, 62867040, 66010392, 67058176, 73344880, 75440448, 82512990, 83822720, 88013856, 94300560, 100587264, 110017320, 117351808, 125734080, 132020784, 146689760, 150880896, 165025980, 167645440, 176027712, 188601120, 201174528, 220034640, 234703616, 251468160, 264041568, 293379520, 301761792, 330051960, 335290880, 352055424, 377202240, 440069280, 469407232, 502936320, 528083136, 586759040, 603523584, 660103920, 704110848, 754404480, 880138560, 1005872640, 1056166272, 1173518080, 1320207840, 1408221696, 1508808960, 1760277120, 2112332544, 2347036160, 2640415680, 3017617920, 3520554240, 4224665088, 5280831360, 7041108480, 10561662720, 21123325440]

約数ペア:

[(1, 21123325440), (2, 10561662720), (3, 7041108480), (4, 5280831360), (5, 4224665088), (6, 3520554240), (7, 3017617920), (8, 2640415680), (9, 2347036160), (10, 2112332544), (12, 1760277120), (14, 1508808960), (15, 1408221696), (16, 1320207840), (18, 1173518080), (20, 1056166272), (21, 1005872640), (24, 880138560), (28, 754404480), (30, 704110848), (32, 660103920), (35, 603523584), (36, 586759040), (40, 528083136), (42, 502936320), (45, 469407232), (48, 440069280), (56, 377202240), (60, 352055424), (63, 335290880), (64, 330051960), (70, 301761792), (72, 293379520), (80, 264041568), (84, 251468160), (90, 234703616), (96, 220034640), (105, 201174528), (112, 188601120), (120, 176027712), (126, 167645440), (128, 165025980), (140, 150880896), (144, 146689760), (160, 132020784), (168, 125734080), (180, 117351808), (192, 110017320), (210, 100587264), (224, 94300560), (240, 88013856), (252, 83822720), (256, 82512990), (280, 75440448), (288, 73344880), (315, 67058176), (320, 66010392), (336, 62867040), (360, 58675904), (384, 55008660), (420, 50293632), (448, 47150280), (480, 44006928), (504, 41911360), (512, 41256495), (560, 37720224), (576, 36672440), (630, 33529088), (640, 33005196), (672, 31433520), (720, 29337952), (768, 27504330), (840, 25146816), (896, 23575140), (960, 22003464), (1008, 20955680), (1120, 18860112), (1152, 18336220), (1260, 16764544), (1280, 16502598), (1344, 15716760), (1440, 14668976), (1536, 13752165), (1680, 12573408), (1792, 11787570), (1920, 11001732), (2016, 10477840), (2240, 9430056), (2304, 9168110), (2520, 8382272), (2560, 8251299), (2688, 7858380), (2880, 7334488), (3360, 6286704), (3584, 5893785), (3840, 5500866), (4032, 5238920), (4480, 4715028), (4608, 4584055), (5040, 4191136), (5376, 3929190), (5760, 3667244), (6720, 3143352), (7680, 2750433), (8064, 2619460), (8960, 2357514), (10080, 2095568), (10752, 1964595), (11520, 1833622), (13440, 1571676), (16128, 1309730), (17920, 1178757), (20160, 1047784), (23040, 916811), (26880, 785838), (32256, 654865), (40320, 523892), (53760, 392919), (80640, 261946), (130973, 161280)]