123480840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 256

約数和(自身を含む): 453081600

約数和(自身を除く): 329600760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 37, 40, 42, 56, 58, 60, 70, 74, 84, 87, 105, 111, 116, 120, 137, 140, 145, 148, 168, 174, 185, 203, 210, 222, 232, 259, 274, 280, 290, 296, 348, 370, 406, 411, 420, 435, 444, 518, 548, 555, 580, 609, 685, 696, 740, 777, 812, 822, 840, 870, 888, 959, 1015, 1036, 1073, 1096, 1110, 1160, 1218, 1295, 1370, 1480, 1554, 1624, 1644, 1740, 1918, 2030, 2055, 2072, 2146, 2220, 2436, 2590, 2740, 2877, 3045, 3108, 3219, 3288, 3480, 3836, 3885, 3973, 4060, 4110, 4292, 4440, 4795, 4872, 5069, 5180, 5365, 5480, 5754, 6090, 6216, 6438, 7511, 7672, 7770, 7946, 8120, 8220, 8584, 9590, 10138, 10360, 10730, 11508, 11919, 12180, 12876, 14385, 15022, 15207, 15540, 15892, 16095, 16440, 19180, 19865, 20276, 21460, 22533, 23016, 23838, 24360, 25345, 25752, 27811, 28770, 30044, 30414, 31080, 31784, 32190, 35483, 37555, 38360, 39730, 40552, 42920, 45066, 47676, 50690, 55622, 57540, 59595, 60088, 60828, 64380, 70966, 75110, 76035, 79460, 83433, 90132, 95352, 101380, 106449, 111244, 112665, 115080, 119190, 121656, 128760, 139055, 141932, 147001, 150220, 152070, 158920, 166866, 177415, 180264, 202760, 212898, 222488, 225330, 238380, 278110, 283864, 294002, 300440, 304140, 333732, 354830, 417165, 425796, 441003, 450660, 476760, 532245, 556220, 588004, 608280, 667464, 709660, 735005, 834330, 851592, 882006, 901320, 1029007, 1064490, 1112440, 1176008, 1419320, 1470010, 1668660, 1764012, 2058014, 2128980, 2205015, 2940020, 3087021, 3337320, 3528024, 4116028, 4257960, 4410030, 5145035, 5880040, 6174042, 8232056, 8820060, 10290070, 12348084, 15435105, 17640120, 20580140, 24696168, 30870210, 41160280, 61740420, 123480840]

約数ペア:

[(1, 123480840), (2, 61740420), (3, 41160280), (4, 30870210), (5, 24696168), (6, 20580140), (7, 17640120), (8, 15435105), (10, 12348084), (12, 10290070), (14, 8820060), (15, 8232056), (20, 6174042), (21, 5880040), (24, 5145035), (28, 4410030), (29, 4257960), (30, 4116028), (35, 3528024), (37, 3337320), (40, 3087021), (42, 2940020), (56, 2205015), (58, 2128980), (60, 2058014), (70, 1764012), (74, 1668660), (84, 1470010), (87, 1419320), (105, 1176008), (111, 1112440), (116, 1064490), (120, 1029007), (137, 901320), (140, 882006), (145, 851592), (148, 834330), (168, 735005), (174, 709660), (185, 667464), (203, 608280), (210, 588004), (222, 556220), (232, 532245), (259, 476760), (274, 450660), (280, 441003), (290, 425796), (296, 417165), (348, 354830), (370, 333732), (406, 304140), (411, 300440), (420, 294002), (435, 283864), (444, 278110), (518, 238380), (548, 225330), (555, 222488), (580, 212898), (609, 202760), (685, 180264), (696, 177415), (740, 166866), (777, 158920), (812, 152070), (822, 150220), (840, 147001), (870, 141932), (888, 139055), (959, 128760), (1015, 121656), (1036, 119190), (1073, 115080), (1096, 112665), (1110, 111244), (1160, 106449), (1218, 101380), (1295, 95352), (1370, 90132), (1480, 83433), (1554, 79460), (1624, 76035), (1644, 75110), (1740, 70966), (1918, 64380), (2030, 60828), (2055, 60088), (2072, 59595), (2146, 57540), (2220, 55622), (2436, 50690), (2590, 47676), (2740, 45066), (2877, 42920), (3045, 40552), (3108, 39730), (3219, 38360), (3288, 37555), (3480, 35483), (3836, 32190), (3885, 31784), (3973, 31080), (4060, 30414), (4110, 30044), (4292, 28770), (4440, 27811), (4795, 25752), (4872, 25345), (5069, 24360), (5180, 23838), (5365, 23016), (5480, 22533), (5754, 21460), (6090, 20276), (6216, 19865), (6438, 19180), (7511, 16440), (7672, 16095), (7770, 15892), (7946, 15540), (8120, 15207), (8220, 15022), (8584, 14385), (9590, 12876), (10138, 12180), (10360, 11919), (10730, 11508)]