261351360

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{3361}}^1$

素因数の和:3393

約数の個数: 168

約数和(自身を含む): 932511216

約数和(自身を除く): 671159856

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, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3361, 3888, 4320, 4860, 5184, 6480, 6722, 7776, 8640, 9720, 10083, 12960, 13444, 15552, 16805, 19440, 20166, 25920, 26888, 30249, 33610, 38880, 40332, 50415, 53776, 60498, 67220, 77760, 80664, 90747, 100830, 107552, 120996, 134440, 151245, 161328, 181494, 201660, 215104, 241992, 268880, 272241, 302490, 322656, 362988, 403320, 453735, 483984, 537760, 544482, 604980, 645312, 725976, 806640, 816723, 907470, 967968, 1075520, 1088964, 1209960, 1361205, 1451952, 1613280, 1633446, 1814940, 1935936, 2177928, 2419920, 2722410, 2903904, 3226560, 3266892, 3629880, 4083615, 4355856, 4839840, 5444820, 5807808, 6533784, 7259760, 8167230, 8711712, 9679680, 10889640, 13067568, 14519520, 16334460, 17423424, 21779280, 26135136, 29039040, 32668920, 43558560, 52270272, 65337840, 87117120, 130675680, 261351360]

約数ペア:

[(1, 261351360), (2, 130675680), (3, 87117120), (4, 65337840), (5, 52270272), (6, 43558560), (8, 32668920), (9, 29039040), (10, 26135136), (12, 21779280), (15, 17423424), (16, 16334460), (18, 14519520), (20, 13067568), (24, 10889640), (27, 9679680), (30, 8711712), (32, 8167230), (36, 7259760), (40, 6533784), (45, 5807808), (48, 5444820), (54, 4839840), (60, 4355856), (64, 4083615), (72, 3629880), (80, 3266892), (81, 3226560), (90, 2903904), (96, 2722410), (108, 2419920), (120, 2177928), (135, 1935936), (144, 1814940), (160, 1633446), (162, 1613280), (180, 1451952), (192, 1361205), (216, 1209960), (240, 1088964), (243, 1075520), (270, 967968), (288, 907470), (320, 816723), (324, 806640), (360, 725976), (405, 645312), (432, 604980), (480, 544482), (486, 537760), (540, 483984), (576, 453735), (648, 403320), (720, 362988), (810, 322656), (864, 302490), (960, 272241), (972, 268880), (1080, 241992), (1215, 215104), (1296, 201660), (1440, 181494), (1620, 161328), (1728, 151245), (1944, 134440), (2160, 120996), (2430, 107552), (2592, 100830), (2880, 90747), (3240, 80664), (3361, 77760), (3888, 67220), (4320, 60498), (4860, 53776), (5184, 50415), (6480, 40332), (6722, 38880), (7776, 33610), (8640, 30249), (9720, 26888), (10083, 25920), (12960, 20166), (13444, 19440), (15552, 16805)]