1380991680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{53279}}^1$

素因数の和:53308

約数の個数: 140

約数和(自身を含む): 4912522560

約数和(自身を除く): 3531530880

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, 53279, 106558, 159837, 213116, 266395, 319674, 426232, 479511, 532790, 639348, 799185, 852464, 959022, 1065580, 1278696, 1438533, 1598370, 1704928, 1918044, 2131160, 2397555, 2557392, 2877066, 3196740, 3409856, 3836088, 4262320, 4315599, 4795110, 5114784, 5754132, 6393480, 7192665, 7672176, 8524640, 8631198, 9590220, 10229568, 11508264, 12786960, 14385330, 15344352, 17049280, 17262396, 19180440, 21577995, 23016528, 25573920, 28770660, 30688704, 34524792, 38360880, 43155990, 46033056, 51147840, 57541320, 69049584, 76721760, 86311980, 92066112, 115082640, 138099168, 153443520, 172623960, 230165280, 276198336, 345247920, 460330560, 690495840, 1380991680]

約数ペア:

[(1, 1380991680), (2, 690495840), (3, 460330560), (4, 345247920), (5, 276198336), (6, 230165280), (8, 172623960), (9, 153443520), (10, 138099168), (12, 115082640), (15, 92066112), (16, 86311980), (18, 76721760), (20, 69049584), (24, 57541320), (27, 51147840), (30, 46033056), (32, 43155990), (36, 38360880), (40, 34524792), (45, 30688704), (48, 28770660), (54, 25573920), (60, 23016528), (64, 21577995), (72, 19180440), (80, 17262396), (81, 17049280), (90, 15344352), (96, 14385330), (108, 12786960), (120, 11508264), (135, 10229568), (144, 9590220), (160, 8631198), (162, 8524640), (180, 7672176), (192, 7192665), (216, 6393480), (240, 5754132), (270, 5114784), (288, 4795110), (320, 4315599), (324, 4262320), (360, 3836088), (405, 3409856), (432, 3196740), (480, 2877066), (540, 2557392), (576, 2397555), (648, 2131160), (720, 1918044), (810, 1704928), (864, 1598370), (960, 1438533), (1080, 1278696), (1296, 1065580), (1440, 959022), (1620, 852464), (1728, 799185), (2160, 639348), (2592, 532790), (2880, 479511), (3240, 426232), (4320, 319674), (5184, 266395), (6480, 213116), (8640, 159837), (12960, 106558), (25920, 53279)]