513181440

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 288

約数和(自身を含む): 1883750400

約数和(自身を除く): 1370568960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 479, 480, 496, 540, 558, 576, 620, 640, 720, 744, 768, 837, 864, 930, 958, 960, 992, 1080, 1116, 1152, 1240, 1280, 1395, 1437, 1440, 1488, 1674, 1728, 1860, 1916, 1920, 1984, 2160, 2232, 2304, 2395, 2480, 2790, 2874, 2880, 2976, 3348, 3456, 3720, 3832, 3840, 3968, 4185, 4311, 4320, 4464, 4790, 4960, 5580, 5748, 5760, 5952, 6696, 6912, 7185, 7440, 7664, 7936, 8370, 8622, 8640, 8928, 9580, 9920, 11160, 11496, 11520, 11904, 12933, 13392, 14370, 14849, 14880, 15328, 16740, 17244, 17280, 17856, 19160, 19840, 21555, 22320, 22992, 23808, 25866, 26784, 28740, 29698, 29760, 30656, 33480, 34488, 34560, 35712, 38320, 39680, 43110, 44547, 44640, 45984, 51732, 53568, 57480, 59396, 59520, 61312, 64665, 66960, 68976, 71424, 74245, 76640, 86220, 89094, 89280, 91968, 103464, 107136, 114960, 118792, 119040, 122624, 129330, 133641, 133920, 137952, 148490, 153280, 172440, 178188, 178560, 183936, 206928, 214272, 222735, 229920, 237584, 258660, 267282, 267840, 275904, 296980, 306560, 344880, 356376, 357120, 367872, 400923, 413856, 445470, 459840, 475168, 517320, 534564, 535680, 551808, 593960, 613120, 668205, 689760, 712752, 801846, 827712, 890940, 919680, 950336, 1034640, 1069128, 1071360, 1103616, 1187920, 1336410, 1379520, 1425504, 1603692, 1655424, 1781880, 1839360, 1900672, 2004615, 2069280, 2138256, 2375840, 2672820, 2759040, 2851008, 3207384, 3310848, 3563760, 3801344, 4009230, 4138560, 4276512, 4751680, 5345640, 5518080, 5702016, 6414768, 7127520, 8018460, 8277120, 8553024, 9503360, 10691280, 11404032, 12829536, 14255040, 16036920, 16554240, 17106048, 19006720, 21382560, 25659072, 28510080, 32073840, 34212096, 42765120, 51318144, 57020160, 64147680, 85530240, 102636288, 128295360, 171060480, 256590720, 513181440]

約数ペア:

[(1, 513181440), (2, 256590720), (3, 171060480), (4, 128295360), (5, 102636288), (6, 85530240), (8, 64147680), (9, 57020160), (10, 51318144), (12, 42765120), (15, 34212096), (16, 32073840), (18, 28510080), (20, 25659072), (24, 21382560), (27, 19006720), (30, 17106048), (31, 16554240), (32, 16036920), (36, 14255040), (40, 12829536), (45, 11404032), (48, 10691280), (54, 9503360), (60, 8553024), (62, 8277120), (64, 8018460), (72, 7127520), (80, 6414768), (90, 5702016), (93, 5518080), (96, 5345640), (108, 4751680), (120, 4276512), (124, 4138560), (128, 4009230), (135, 3801344), (144, 3563760), (155, 3310848), (160, 3207384), (180, 2851008), (186, 2759040), (192, 2672820), (216, 2375840), (240, 2138256), (248, 2069280), (256, 2004615), (270, 1900672), (279, 1839360), (288, 1781880), (310, 1655424), (320, 1603692), (360, 1425504), (372, 1379520), (384, 1336410), (432, 1187920), (465, 1103616), (479, 1071360), (480, 1069128), (496, 1034640), (540, 950336), (558, 919680), (576, 890940), (620, 827712), (640, 801846), (720, 712752), (744, 689760), (768, 668205), (837, 613120), (864, 593960), (930, 551808), (958, 535680), (960, 534564), (992, 517320), (1080, 475168), (1116, 459840), (1152, 445470), (1240, 413856), (1280, 400923), (1395, 367872), (1437, 357120), (1440, 356376), (1488, 344880), (1674, 306560), (1728, 296980), (1860, 275904), (1916, 267840), (1920, 267282), (1984, 258660), (2160, 237584), (2232, 229920), (2304, 222735), (2395, 214272), (2480, 206928), (2790, 183936), (2874, 178560), (2880, 178188), (2976, 172440), (3348, 153280), (3456, 148490), (3720, 137952), (3832, 133920), (3840, 133641), (3968, 129330), (4185, 122624), (4311, 119040), (4320, 118792), (4464, 114960), (4790, 107136), (4960, 103464), (5580, 91968), (5748, 89280), (5760, 89094), (5952, 86220), (6696, 76640), (6912, 74245), (7185, 71424), (7440, 68976), (7664, 66960), (7936, 64665), (8370, 61312), (8622, 59520), (8640, 59396), (8928, 57480), (9580, 53568), (9920, 51732), (11160, 45984), (11496, 44640), (11520, 44547), (11904, 43110), (12933, 39680), (13392, 38320), (14370, 35712), (14849, 34560), (14880, 34488), (15328, 33480), (16740, 30656), (17244, 29760), (17280, 29698), (17856, 28740), (19160, 26784), (19840, 25866), (21555, 23808), (22320, 22992)]