2778416640

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{13399}}^1$

素因数の和:13434

約数の個数: 200

約数和(自身を含む): 9952153200

約数和(自身を除く): 7173736560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3240, 3456, 3840, 4320, 4608, 5184, 5760, 6480, 6912, 7680, 8640, 10368, 11520, 12960, 13399, 13824, 17280, 20736, 23040, 25920, 26798, 34560, 40197, 41472, 51840, 53596, 66995, 69120, 80394, 103680, 107192, 120591, 133990, 160788, 200985, 207360, 214384, 241182, 267980, 321576, 361773, 401970, 428768, 482364, 535960, 602955, 643152, 723546, 803940, 857536, 964728, 1071920, 1085319, 1205910, 1286304, 1447092, 1607880, 1715072, 1808865, 1929456, 2143840, 2170638, 2411820, 2572608, 2894184, 3215760, 3430144, 3617730, 3858912, 4287680, 4341276, 4823640, 5145216, 5426595, 5788368, 6431520, 6860288, 7235460, 7717824, 8575360, 8682552, 9647280, 10290432, 10853190, 11576736, 12863040, 14470920, 15435648, 17150720, 17365104, 19294560, 20580864, 21706380, 23153472, 25726080, 28941840, 30871296, 34301440, 34730208, 38589120, 43412760, 46306944, 51452160, 57883680, 61742592, 69460416, 77178240, 86825520, 92613888, 102904320, 115767360, 138920832, 154356480, 173651040, 185227776, 231534720, 277841664, 308712960, 347302080, 463069440, 555683328, 694604160, 926138880, 1389208320, 2778416640]

約数ペア:

[(1, 2778416640), (2, 1389208320), (3, 926138880), (4, 694604160), (5, 555683328), (6, 463069440), (8, 347302080), (9, 308712960), (10, 277841664), (12, 231534720), (15, 185227776), (16, 173651040), (18, 154356480), (20, 138920832), (24, 115767360), (27, 102904320), (30, 92613888), (32, 86825520), (36, 77178240), (40, 69460416), (45, 61742592), (48, 57883680), (54, 51452160), (60, 46306944), (64, 43412760), (72, 38589120), (80, 34730208), (81, 34301440), (90, 30871296), (96, 28941840), (108, 25726080), (120, 23153472), (128, 21706380), (135, 20580864), (144, 19294560), (160, 17365104), (162, 17150720), (180, 15435648), (192, 14470920), (216, 12863040), (240, 11576736), (256, 10853190), (270, 10290432), (288, 9647280), (320, 8682552), (324, 8575360), (360, 7717824), (384, 7235460), (405, 6860288), (432, 6431520), (480, 5788368), (512, 5426595), (540, 5145216), (576, 4823640), (640, 4341276), (648, 4287680), (720, 3858912), (768, 3617730), (810, 3430144), (864, 3215760), (960, 2894184), (1080, 2572608), (1152, 2411820), (1280, 2170638), (1296, 2143840), (1440, 1929456), (1536, 1808865), (1620, 1715072), (1728, 1607880), (1920, 1447092), (2160, 1286304), (2304, 1205910), (2560, 1085319), (2592, 1071920), (2880, 964728), (3240, 857536), (3456, 803940), (3840, 723546), (4320, 643152), (4608, 602955), (5184, 535960), (5760, 482364), (6480, 428768), (6912, 401970), (7680, 361773), (8640, 321576), (10368, 267980), (11520, 241182), (12960, 214384), (13399, 207360), (13824, 200985), (17280, 160788), (20736, 133990), (23040, 120591), (25920, 107192), (26798, 103680), (34560, 80394), (40197, 69120), (41472, 66995), (51840, 53596)]