253782720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{9791}}^1$

素因数の和:9820

約数の個数: 140

約数和(自身を含む): 902841984

約数和(自身を除く): 649059264

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, 9791, 12960, 19582, 25920, 29373, 39164, 48955, 58746, 78328, 88119, 97910, 117492, 146865, 156656, 176238, 195820, 234984, 264357, 293730, 313312, 352476, 391640, 440595, 469968, 528714, 587460, 626624, 704952, 783280, 793071, 881190, 939936, 1057428, 1174920, 1321785, 1409904, 1566560, 1586142, 1762380, 1879872, 2114856, 2349840, 2643570, 2819808, 3133120, 3172284, 3524760, 3965355, 4229712, 4699680, 5287140, 5639616, 6344568, 7049520, 7930710, 8459424, 9399360, 10574280, 12689136, 14099040, 15861420, 16918848, 21148560, 25378272, 28198080, 31722840, 42297120, 50756544, 63445680, 84594240, 126891360, 253782720]

約数ペア:

[(1, 253782720), (2, 126891360), (3, 84594240), (4, 63445680), (5, 50756544), (6, 42297120), (8, 31722840), (9, 28198080), (10, 25378272), (12, 21148560), (15, 16918848), (16, 15861420), (18, 14099040), (20, 12689136), (24, 10574280), (27, 9399360), (30, 8459424), (32, 7930710), (36, 7049520), (40, 6344568), (45, 5639616), (48, 5287140), (54, 4699680), (60, 4229712), (64, 3965355), (72, 3524760), (80, 3172284), (81, 3133120), (90, 2819808), (96, 2643570), (108, 2349840), (120, 2114856), (135, 1879872), (144, 1762380), (160, 1586142), (162, 1566560), (180, 1409904), (192, 1321785), (216, 1174920), (240, 1057428), (270, 939936), (288, 881190), (320, 793071), (324, 783280), (360, 704952), (405, 626624), (432, 587460), (480, 528714), (540, 469968), (576, 440595), (648, 391640), (720, 352476), (810, 313312), (864, 293730), (960, 264357), (1080, 234984), (1296, 195820), (1440, 176238), (1620, 156656), (1728, 146865), (2160, 117492), (2592, 97910), (2880, 88119), (3240, 78328), (4320, 58746), (5184, 48955), (6480, 39164), (8640, 29373), (9791, 25920), (12960, 19582)]