1980621823680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{76412879}}^1$

素因数の和:76412908

約数の個数: 140

約数和(自身を含む): 7045420361760

約数和(自身を除く): 5064798538080

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, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 76412879, 152825758, 229238637, 305651516, 382064395, 458477274, 611303032, 687715911, 764128790, 916954548, 1146193185, 1222606064, 1375431822, 1528257580, 1833909096, 2063147733, 2292386370, 2445212128, 2750863644, 3056515160, 3438579555, 3667818192, 4126295466, 4584772740, 4890424256, 5501727288, 6113030320, 6189443199, 6877159110, 7335636384, 8252590932, 9169545480, 10315738665, 11003454576, 12226060640, 12378886398, 13754318220, 14671272768, 16505181864, 18339090960, 20631477330, 22006909152, 24452121280, 24757772796, 27508636440, 30947215995, 33010363728, 36678181920, 41262954660, 44013818304, 49515545592, 55017272880, 61894431990, 66020727456, 73356363840, 82525909320, 99031091184, 110034545760, 123788863980, 132041454912, 165051818640, 198062182368, 220069091520, 247577727960, 330103637280, 396124364736, 495155455920, 660207274560, 990310911840, 1980621823680]

約数ペア:

[(1, 1980621823680), (2, 990310911840), (3, 660207274560), (4, 495155455920), (5, 396124364736), (6, 330103637280), (8, 247577727960), (9, 220069091520), (10, 198062182368), (12, 165051818640), (15, 132041454912), (16, 123788863980), (18, 110034545760), (20, 99031091184), (24, 82525909320), (27, 73356363840), (30, 66020727456), (32, 61894431990), (36, 55017272880), (40, 49515545592), (45, 44013818304), (48, 41262954660), (54, 36678181920), (60, 33010363728), (64, 30947215995), (72, 27508636440), (80, 24757772796), (81, 24452121280), (90, 22006909152), (96, 20631477330), (108, 18339090960), (120, 16505181864), (135, 14671272768), (144, 13754318220), (160, 12378886398), (162, 12226060640), (180, 11003454576), (192, 10315738665), (216, 9169545480), (240, 8252590932), (270, 7335636384), (288, 6877159110), (320, 6189443199), (324, 6113030320), (360, 5501727288), (405, 4890424256), (432, 4584772740), (480, 4126295466), (540, 3667818192), (576, 3438579555), (648, 3056515160), (720, 2750863644), (810, 2445212128), (864, 2292386370), (960, 2063147733), (1080, 1833909096), (1296, 1528257580), (1440, 1375431822), (1620, 1222606064), (1728, 1146193185), (2160, 916954548), (2592, 764128790), (2880, 687715911), (3240, 611303032), (4320, 458477274), (5184, 382064395), (6480, 305651516), (8640, 229238637), (12960, 152825758), (25920, 76412879)]