21328926080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{977}}^1$

素因数の和:1457

約数の個数: 256

約数和(自身を含む): 63779996160

約数和(自身を除く): 42451070080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 443, 448, 560, 616, 640, 704, 770, 880, 886, 896, 977, 1120, 1232, 1408, 1540, 1760, 1772, 1954, 2215, 2240, 2464, 3080, 3101, 3520, 3544, 3908, 4430, 4480, 4873, 4885, 4928, 6160, 6202, 6839, 7040, 7088, 7816, 8860, 9746, 9770, 9856, 10747, 12320, 12404, 13678, 14176, 15505, 15632, 17720, 19492, 19540, 21494, 24365, 24640, 24808, 27356, 28352, 31010, 31264, 34111, 34195, 35440, 38984, 39080, 42988, 48730, 49280, 49616, 53735, 54712, 56704, 62020, 62528, 68222, 68390, 70880, 75229, 77968, 78160, 85976, 97460, 99232, 107470, 109424, 124040, 125056, 136444, 136780, 141760, 150458, 155936, 156320, 170555, 171952, 194920, 198464, 214940, 218848, 248080, 272888, 273560, 283520, 300916, 311872, 312640, 341110, 343904, 376145, 389840, 396928, 429880, 432811, 437696, 496160, 545776, 547120, 601832, 623744, 625280, 682220, 687808, 752290, 779680, 859760, 865622, 875392, 992320, 1091552, 1094240, 1203664, 1364440, 1375616, 1504580, 1559360, 1719520, 1731244, 1984640, 2164055, 2183104, 2188480, 2407328, 2728880, 3009160, 3029677, 3118720, 3439040, 3462488, 4328110, 4366208, 4376960, 4760921, 4814656, 5457760, 6018320, 6059354, 6878080, 6924976, 8656220, 9521842, 9629312, 10915520, 12036640, 12118708, 13849952, 15148385, 17312440, 19043684, 21831040, 23804605, 24073280, 24237416, 27699904, 30296770, 33326447, 34624880, 38087368, 47609210, 48146560, 48474832, 55399808, 60593540, 66652894, 69249760, 76174736, 95218420, 96949664, 121187080, 133305788, 138499520, 152349472, 166632235, 190436840, 193899328, 242374160, 266611576, 276999040, 304698944, 333264470, 380873680, 387798656, 484748320, 533223152, 609397888, 666528940, 761747360, 969496640, 1066446304, 1333057880, 1523494720, 1938993280, 2132892608, 2666115760, 3046989440, 4265785216, 5332231520, 10664463040, 21328926080]

約数ペア:

[(1, 21328926080), (2, 10664463040), (4, 5332231520), (5, 4265785216), (7, 3046989440), (8, 2666115760), (10, 2132892608), (11, 1938993280), (14, 1523494720), (16, 1333057880), (20, 1066446304), (22, 969496640), (28, 761747360), (32, 666528940), (35, 609397888), (40, 533223152), (44, 484748320), (55, 387798656), (56, 380873680), (64, 333264470), (70, 304698944), (77, 276999040), (80, 266611576), (88, 242374160), (110, 193899328), (112, 190436840), (128, 166632235), (140, 152349472), (154, 138499520), (160, 133305788), (176, 121187080), (220, 96949664), (224, 95218420), (280, 76174736), (308, 69249760), (320, 66652894), (352, 60593540), (385, 55399808), (440, 48474832), (443, 48146560), (448, 47609210), (560, 38087368), (616, 34624880), (640, 33326447), (704, 30296770), (770, 27699904), (880, 24237416), (886, 24073280), (896, 23804605), (977, 21831040), (1120, 19043684), (1232, 17312440), (1408, 15148385), (1540, 13849952), (1760, 12118708), (1772, 12036640), (1954, 10915520), (2215, 9629312), (2240, 9521842), (2464, 8656220), (3080, 6924976), (3101, 6878080), (3520, 6059354), (3544, 6018320), (3908, 5457760), (4430, 4814656), (4480, 4760921), (4873, 4376960), (4885, 4366208), (4928, 4328110), (6160, 3462488), (6202, 3439040), (6839, 3118720), (7040, 3029677), (7088, 3009160), (7816, 2728880), (8860, 2407328), (9746, 2188480), (9770, 2183104), (9856, 2164055), (10747, 1984640), (12320, 1731244), (12404, 1719520), (13678, 1559360), (14176, 1504580), (15505, 1375616), (15632, 1364440), (17720, 1203664), (19492, 1094240), (19540, 1091552), (21494, 992320), (24365, 875392), (24640, 865622), (24808, 859760), (27356, 779680), (28352, 752290), (31010, 687808), (31264, 682220), (34111, 625280), (34195, 623744), (35440, 601832), (38984, 547120), (39080, 545776), (42988, 496160), (48730, 437696), (49280, 432811), (49616, 429880), (53735, 396928), (54712, 389840), (56704, 376145), (62020, 343904), (62528, 341110), (68222, 312640), (68390, 311872), (70880, 300916), (75229, 283520), (77968, 273560), (78160, 272888), (85976, 248080), (97460, 218848), (99232, 214940), (107470, 198464), (109424, 194920), (124040, 171952), (125056, 170555), (136444, 156320), (136780, 155936), (141760, 150458)]