1240234560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{863}}^1$

素因数の和:1385

約数の個数: 168

約数和(自身を含む): 4279392000

約数和(自身を除く): 3039157440

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, 144, 160, 180, 192, 240, 288, 320, 360, 480, 499, 576, 720, 863, 960, 998, 1440, 1497, 1726, 1996, 2495, 2589, 2880, 2994, 3452, 3992, 4315, 4491, 4990, 5178, 5988, 6904, 7485, 7767, 7984, 8630, 8982, 9980, 10356, 11976, 12945, 13808, 14970, 15534, 15968, 17260, 17964, 19960, 20712, 22455, 23952, 25890, 27616, 29940, 31068, 31936, 34520, 35928, 38835, 39920, 41424, 44910, 47904, 51780, 55232, 59880, 62136, 69040, 71856, 77670, 79840, 82848, 89820, 95808, 103560, 119760, 124272, 138080, 143712, 155340, 159680, 165696, 179640, 207120, 239520, 248544, 276160, 287424, 310680, 359280, 414240, 430637, 479040, 497088, 621360, 718560, 828480, 861274, 1242720, 1291911, 1437120, 1722548, 2153185, 2485440, 2583822, 3445096, 3875733, 4306370, 5167644, 6459555, 6890192, 7751466, 8612740, 10335288, 12919110, 13780384, 15502932, 17225480, 19378665, 20670576, 25838220, 27560768, 31005864, 34450960, 38757330, 41341152, 51676440, 62011728, 68901920, 77514660, 82682304, 103352880, 124023456, 137803840, 155029320, 206705760, 248046912, 310058640, 413411520, 620117280, 1240234560]

約数ペア:

[(1, 1240234560), (2, 620117280), (3, 413411520), (4, 310058640), (5, 248046912), (6, 206705760), (8, 155029320), (9, 137803840), (10, 124023456), (12, 103352880), (15, 82682304), (16, 77514660), (18, 68901920), (20, 62011728), (24, 51676440), (30, 41341152), (32, 38757330), (36, 34450960), (40, 31005864), (45, 27560768), (48, 25838220), (60, 20670576), (64, 19378665), (72, 17225480), (80, 15502932), (90, 13780384), (96, 12919110), (120, 10335288), (144, 8612740), (160, 7751466), (180, 6890192), (192, 6459555), (240, 5167644), (288, 4306370), (320, 3875733), (360, 3445096), (480, 2583822), (499, 2485440), (576, 2153185), (720, 1722548), (863, 1437120), (960, 1291911), (998, 1242720), (1440, 861274), (1497, 828480), (1726, 718560), (1996, 621360), (2495, 497088), (2589, 479040), (2880, 430637), (2994, 414240), (3452, 359280), (3992, 310680), (4315, 287424), (4491, 276160), (4990, 248544), (5178, 239520), (5988, 207120), (6904, 179640), (7485, 165696), (7767, 159680), (7984, 155340), (8630, 143712), (8982, 138080), (9980, 124272), (10356, 119760), (11976, 103560), (12945, 95808), (13808, 89820), (14970, 82848), (15534, 79840), (15968, 77670), (17260, 71856), (17964, 69040), (19960, 62136), (20712, 59880), (22455, 55232), (23952, 51780), (25890, 47904), (27616, 44910), (29940, 41424), (31068, 39920), (31936, 38835), (34520, 35928)]