205557120

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:433

約数の個数: 192

約数和(自身を含む): 717949440

約数和(自身を除く): 512392320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 281, 288, 320, 360, 381, 384, 480, 508, 562, 576, 635, 640, 720, 762, 843, 960, 1016, 1124, 1143, 1152, 1270, 1405, 1440, 1524, 1686, 1905, 1920, 2032, 2248, 2286, 2529, 2540, 2810, 2880, 3048, 3372, 3810, 4064, 4215, 4496, 4572, 5058, 5080, 5620, 5715, 5760, 6096, 6744, 7620, 8128, 8430, 8992, 9144, 10116, 10160, 11240, 11430, 12192, 12645, 13488, 15240, 16256, 16860, 17984, 18288, 20232, 20320, 22480, 22860, 24384, 25290, 26976, 30480, 33720, 35687, 35968, 36576, 40464, 40640, 44960, 45720, 48768, 50580, 53952, 60960, 67440, 71374, 73152, 80928, 81280, 89920, 91440, 101160, 107061, 107904, 121920, 134880, 142748, 146304, 161856, 178435, 179840, 182880, 202320, 214122, 243840, 269760, 285496, 321183, 323712, 356870, 365760, 404640, 428244, 535305, 539520, 570992, 642366, 713740, 731520, 809280, 856488, 1070610, 1141984, 1284732, 1427480, 1605915, 1618560, 1712976, 2141220, 2283968, 2569464, 2854960, 3211830, 3425952, 4282440, 4567936, 5138928, 5709920, 6423660, 6851904, 8564880, 10277856, 11419840, 12847320, 13703808, 17129760, 20555712, 22839680, 25694640, 34259520, 41111424, 51389280, 68519040, 102778560, 205557120]

約数ペア:

[(1, 205557120), (2, 102778560), (3, 68519040), (4, 51389280), (5, 41111424), (6, 34259520), (8, 25694640), (9, 22839680), (10, 20555712), (12, 17129760), (15, 13703808), (16, 12847320), (18, 11419840), (20, 10277856), (24, 8564880), (30, 6851904), (32, 6423660), (36, 5709920), (40, 5138928), (45, 4567936), (48, 4282440), (60, 3425952), (64, 3211830), (72, 2854960), (80, 2569464), (90, 2283968), (96, 2141220), (120, 1712976), (127, 1618560), (128, 1605915), (144, 1427480), (160, 1284732), (180, 1141984), (192, 1070610), (240, 856488), (254, 809280), (281, 731520), (288, 713740), (320, 642366), (360, 570992), (381, 539520), (384, 535305), (480, 428244), (508, 404640), (562, 365760), (576, 356870), (635, 323712), (640, 321183), (720, 285496), (762, 269760), (843, 243840), (960, 214122), (1016, 202320), (1124, 182880), (1143, 179840), (1152, 178435), (1270, 161856), (1405, 146304), (1440, 142748), (1524, 134880), (1686, 121920), (1905, 107904), (1920, 107061), (2032, 101160), (2248, 91440), (2286, 89920), (2529, 81280), (2540, 80928), (2810, 73152), (2880, 71374), (3048, 67440), (3372, 60960), (3810, 53952), (4064, 50580), (4215, 48768), (4496, 45720), (4572, 44960), (5058, 40640), (5080, 40464), (5620, 36576), (5715, 35968), (5760, 35687), (6096, 33720), (6744, 30480), (7620, 26976), (8128, 25290), (8430, 24384), (8992, 22860), (9144, 22480), (10116, 20320), (10160, 20232), (11240, 18288), (11430, 17984), (12192, 16860), (12645, 16256), (13488, 15240)]