278095680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{10729}}^1$

素因数の和:10758

約数の個数: 140

約数和(自身を含む): 989327460

約数和(自身を除く): 711231780

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, 10729, 12960, 21458, 25920, 32187, 42916, 53645, 64374, 85832, 96561, 107290, 128748, 160935, 171664, 193122, 214580, 257496, 289683, 321870, 343328, 386244, 429160, 482805, 514992, 579366, 643740, 686656, 772488, 858320, 869049, 965610, 1029984, 1158732, 1287480, 1448415, 1544976, 1716640, 1738098, 1931220, 2059968, 2317464, 2574960, 2896830, 3089952, 3433280, 3476196, 3862440, 4345245, 4634928, 5149920, 5793660, 6179904, 6952392, 7724880, 8690490, 9269856, 10299840, 11587320, 13904784, 15449760, 17380980, 18539712, 23174640, 27809568, 30899520, 34761960, 46349280, 55619136, 69523920, 92698560, 139047840, 278095680]

約数ペア:

[(1, 278095680), (2, 139047840), (3, 92698560), (4, 69523920), (5, 55619136), (6, 46349280), (8, 34761960), (9, 30899520), (10, 27809568), (12, 23174640), (15, 18539712), (16, 17380980), (18, 15449760), (20, 13904784), (24, 11587320), (27, 10299840), (30, 9269856), (32, 8690490), (36, 7724880), (40, 6952392), (45, 6179904), (48, 5793660), (54, 5149920), (60, 4634928), (64, 4345245), (72, 3862440), (80, 3476196), (81, 3433280), (90, 3089952), (96, 2896830), (108, 2574960), (120, 2317464), (135, 2059968), (144, 1931220), (160, 1738098), (162, 1716640), (180, 1544976), (192, 1448415), (216, 1287480), (240, 1158732), (270, 1029984), (288, 965610), (320, 869049), (324, 858320), (360, 772488), (405, 686656), (432, 643740), (480, 579366), (540, 514992), (576, 482805), (648, 429160), (720, 386244), (810, 343328), (864, 321870), (960, 289683), (1080, 257496), (1296, 214580), (1440, 193122), (1620, 171664), (1728, 160935), (2160, 128748), (2592, 107290), (2880, 96561), (3240, 85832), (4320, 64374), (5184, 53645), (6480, 42916), (8640, 32187), (10729, 25920), (12960, 21458)]