20737261440

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{171439}}^1$

素因数の和:171474

約数の個数: 256

約数和(自身を含む): 83937024000

約数和(自身を除く): 63199762560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 15120, 17280, 20160, 24192, 30240, 40320, 60480, 120960, 171439, 342878, 514317, 685756, 857195, 1028634, 1200073, 1371512, 1542951, 1714390, 2057268, 2400146, 2571585, 2743024, 3085902, 3428780, 3600219, 4114536, 4628853, 4800292, 5143170, 5486048, 6000365, 6171804, 6857560, 7200438, 7714755, 8229072, 9257706, 9600584, 10286340, 10800657, 10972096, 12000730, 12343608, 13715120, 14400876, 15429510, 16458144, 18001095, 18515412, 19201168, 20572680, 21601314, 21944192, 23144265, 24001460, 24687216, 27430240, 28801752, 30859020, 32401971, 32916288, 36002190, 37030824, 38402336, 41145360, 43202628, 46288530, 48002920, 49374432, 54003285, 54860480, 57603504, 61718040, 64803942, 65832576, 72004380, 74061648, 76804672, 82290720, 86405256, 92577060, 96005840, 98748864, 108006570, 109720960, 115207008, 123436080, 129607884, 144008760, 148123296, 153609344, 162009855, 164581440, 172810512, 185154120, 192011680, 197497728, 216013140, 230414016, 246872160, 259215768, 288017520, 296246592, 324019710, 329162880, 345621024, 370308240, 384023360, 432026280, 460828032, 493744320, 518431536, 576035040, 592493184, 648039420, 691242048, 740616480, 768046720, 864052560, 987488640, 1036863072, 1152070080, 1296078840, 1382484096, 1481232960, 1728105120, 2073726144, 2304140160, 2592157680, 2962465920, 3456210240, 4147452288, 5184315360, 6912420480, 10368630720, 20737261440]

約数ペア:

[(1, 20737261440), (2, 10368630720), (3, 6912420480), (4, 5184315360), (5, 4147452288), (6, 3456210240), (7, 2962465920), (8, 2592157680), (9, 2304140160), (10, 2073726144), (12, 1728105120), (14, 1481232960), (15, 1382484096), (16, 1296078840), (18, 1152070080), (20, 1036863072), (21, 987488640), (24, 864052560), (27, 768046720), (28, 740616480), (30, 691242048), (32, 648039420), (35, 592493184), (36, 576035040), (40, 518431536), (42, 493744320), (45, 460828032), (48, 432026280), (54, 384023360), (56, 370308240), (60, 345621024), (63, 329162880), (64, 324019710), (70, 296246592), (72, 288017520), (80, 259215768), (84, 246872160), (90, 230414016), (96, 216013140), (105, 197497728), (108, 192011680), (112, 185154120), (120, 172810512), (126, 164581440), (128, 162009855), (135, 153609344), (140, 148123296), (144, 144008760), (160, 129607884), (168, 123436080), (180, 115207008), (189, 109720960), (192, 108006570), (210, 98748864), (216, 96005840), (224, 92577060), (240, 86405256), (252, 82290720), (270, 76804672), (280, 74061648), (288, 72004380), (315, 65832576), (320, 64803942), (336, 61718040), (360, 57603504), (378, 54860480), (384, 54003285), (420, 49374432), (432, 48002920), (448, 46288530), (480, 43202628), (504, 41145360), (540, 38402336), (560, 37030824), (576, 36002190), (630, 32916288), (640, 32401971), (672, 30859020), (720, 28801752), (756, 27430240), (840, 24687216), (864, 24001460), (896, 23144265), (945, 21944192), (960, 21601314), (1008, 20572680), (1080, 19201168), (1120, 18515412), (1152, 18001095), (1260, 16458144), (1344, 15429510), (1440, 14400876), (1512, 13715120), (1680, 12343608), (1728, 12000730), (1890, 10972096), (1920, 10800657), (2016, 10286340), (2160, 9600584), (2240, 9257706), (2520, 8229072), (2688, 7714755), (2880, 7200438), (3024, 6857560), (3360, 6171804), (3456, 6000365), (3780, 5486048), (4032, 5143170), (4320, 4800292), (4480, 4628853), (5040, 4114536), (5760, 3600219), (6048, 3428780), (6720, 3085902), (7560, 2743024), (8064, 2571585), (8640, 2400146), (10080, 2057268), (12096, 1714390), (13440, 1542951), (15120, 1371512), (17280, 1200073), (20160, 1028634), (24192, 857195), (30240, 685756), (40320, 514317), (60480, 342878), (120960, 171439)]