20028072960

素因数分解:

$2^{10}\times 3^4\times 5^1\times 7^1\times {\mathrm{6899}}^1$

素因数の和:6943

約数の個数: 440

約数和(自身を含む): 82033934400

約数和(自身を除く): 62005861440

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, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3072, 3240, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4536, 4608, 5040, 5120, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6899, 6912, 7168, 7560, 7680, 8064, 8640, 8960, 9072, 9216, 10080, 10368, 10752, 11340, 11520, 12096, 12960, 13440, 13798, 13824, 15120, 15360, 16128, 17280, 17920, 18144, 20160, 20697, 20736, 21504, 22680, 23040, 24192, 25920, 26880, 27596, 27648, 30240, 32256, 34495, 34560, 35840, 36288, 40320, 41394, 41472, 45360, 46080, 48293, 48384, 51840, 53760, 55192, 60480, 62091, 64512, 68990, 69120, 72576, 80640, 82788, 82944, 90720, 96586, 96768, 103485, 103680, 107520, 110384, 120960, 124182, 137980, 138240, 144879, 145152, 161280, 165576, 181440, 186273, 193172, 193536, 206970, 207360, 220768, 241465, 241920, 248364, 275960, 289758, 290304, 310455, 322560, 331152, 362880, 372546, 386344, 413940, 414720, 434637, 441536, 482930, 483840, 496728, 551920, 558819, 579516, 580608, 620910, 662304, 724395, 725760, 745092, 772688, 827880, 869274, 883072, 931365, 965860, 967680, 993456, 1103840, 1117638, 1159032, 1241820, 1303911, 1324608, 1448790, 1451520, 1490184, 1545376, 1655760, 1738548, 1766144, 1862730, 1931720, 1986912, 2173185, 2207680, 2235276, 2318064, 2483640, 2607822, 2649216, 2794095, 2897580, 2903040, 2980368, 3090752, 3311520, 3477096, 3532288, 3725460, 3863440, 3911733, 3973824, 4346370, 4415360, 4470552, 4636128, 4967280, 5215644, 5298432, 5588190, 5795160, 5960736, 6181504, 6519555, 6623040, 6954192, 7064576, 7450920, 7726880, 7823466, 7947648, 8692740, 8830720, 8941104, 9272256, 9934560, 10431288, 10596864, 11176380, 11590320, 11921472, 12363008, 13039110, 13246080, 13908384, 14901840, 15453760, 15646932, 15895296, 17385480, 17661440, 17882208, 18544512, 19558665, 19869120, 20862576, 21193728, 22352760, 23180640, 23842944, 24726016, 26078220, 26492160, 27816768, 29803680, 30907520, 31293864, 31790592, 34770960, 35322880, 35764416, 37089024, 39117330, 39738240, 41725152, 44705520, 46361280, 47685888, 49452032, 52156440, 52984320, 55633536, 59607360, 61815040, 62587728, 63581184, 69541920, 71528832, 74178048, 78234660, 79476480, 83450304, 89411040, 92722560, 95371776, 104312880, 105968640, 111267072, 119214720, 123630080, 125175456, 139083840, 143057664, 148356096, 156469320, 158952960, 166900608, 178822080, 185445120, 190743552, 208625760, 222534144, 238429440, 247260160, 250350912, 278167680, 286115328, 312938640, 317905920, 333801216, 357644160, 370890240, 417251520, 445068288, 476858880, 500701824, 556335360, 572230656, 625877280, 667602432, 715288320, 741780480, 834503040, 953717760, 1001403648, 1112670720, 1251754560, 1335204864, 1430576640, 1669006080, 2002807296, 2225341440, 2503509120, 2861153280, 3338012160, 4005614592, 5007018240, 6676024320, 10014036480, 20028072960]

約数ペア:

[(1, 20028072960), (2, 10014036480), (3, 6676024320), (4, 5007018240), (5, 4005614592), (6, 3338012160), (7, 2861153280), (8, 2503509120), (9, 2225341440), (10, 2002807296), (12, 1669006080), (14, 1430576640), (15, 1335204864), (16, 1251754560), (18, 1112670720), (20, 1001403648), (21, 953717760), (24, 834503040), (27, 741780480), (28, 715288320), (30, 667602432), (32, 625877280), (35, 572230656), (36, 556335360), (40, 500701824), (42, 476858880), (45, 445068288), (48, 417251520), (54, 370890240), (56, 357644160), (60, 333801216), (63, 317905920), (64, 312938640), (70, 286115328), (72, 278167680), (80, 250350912), (81, 247260160), (84, 238429440), (90, 222534144), (96, 208625760), (105, 190743552), (108, 185445120), (112, 178822080), (120, 166900608), (126, 158952960), (128, 156469320), (135, 148356096), (140, 143057664), (144, 139083840), (160, 125175456), (162, 123630080), (168, 119214720), (180, 111267072), (189, 105968640), (192, 104312880), (210, 95371776), (216, 92722560), (224, 89411040), (240, 83450304), (252, 79476480), (256, 78234660), (270, 74178048), (280, 71528832), (288, 69541920), (315, 63581184), (320, 62587728), (324, 61815040), (336, 59607360), (360, 55633536), (378, 52984320), (384, 52156440), (405, 49452032), (420, 47685888), (432, 46361280), (448, 44705520), (480, 41725152), (504, 39738240), (512, 39117330), (540, 37089024), (560, 35764416), (567, 35322880), (576, 34770960), (630, 31790592), (640, 31293864), (648, 30907520), (672, 29803680), (720, 27816768), (756, 26492160), (768, 26078220), (810, 24726016), (840, 23842944), (864, 23180640), (896, 22352760), (945, 21193728), (960, 20862576), (1008, 19869120), (1024, 19558665), (1080, 18544512), (1120, 17882208), (1134, 17661440), (1152, 17385480), (1260, 15895296), (1280, 15646932), (1296, 15453760), (1344, 14901840), (1440, 13908384), (1512, 13246080), (1536, 13039110), (1620, 12363008), (1680, 11921472), (1728, 11590320), (1792, 11176380), (1890, 10596864), (1920, 10431288), (2016, 9934560), (2160, 9272256), (2240, 8941104), (2268, 8830720), (2304, 8692740), (2520, 7947648), (2560, 7823466), (2592, 7726880), (2688, 7450920), (2835, 7064576), (2880, 6954192), (3024, 6623040), (3072, 6519555), (3240, 6181504), (3360, 5960736), (3456, 5795160), (3584, 5588190), (3780, 5298432), (3840, 5215644), (4032, 4967280), (4320, 4636128), (4480, 4470552), (4536, 4415360), (4608, 4346370), (5040, 3973824), (5120, 3911733), (5184, 3863440), (5376, 3725460), (5670, 3532288), (5760, 3477096), (6048, 3311520), (6480, 3090752), (6720, 2980368), (6899, 2903040), (6912, 2897580), (7168, 2794095), (7560, 2649216), (7680, 2607822), (8064, 2483640), (8640, 2318064), (8960, 2235276), (9072, 2207680), (9216, 2173185), (10080, 1986912), (10368, 1931720), (10752, 1862730), (11340, 1766144), (11520, 1738548), (12096, 1655760), (12960, 1545376), (13440, 1490184), (13798, 1451520), (13824, 1448790), (15120, 1324608), (15360, 1303911), (16128, 1241820), (17280, 1159032), (17920, 1117638), (18144, 1103840), (20160, 993456), (20697, 967680), (20736, 965860), (21504, 931365), (22680, 883072), (23040, 869274), (24192, 827880), (25920, 772688), (26880, 745092), (27596, 725760), (27648, 724395), (30240, 662304), (32256, 620910), (34495, 580608), (34560, 579516), (35840, 558819), (36288, 551920), (40320, 496728), (41394, 483840), (41472, 482930), (45360, 441536), (46080, 434637), (48293, 414720), (48384, 413940), (51840, 386344), (53760, 372546), (55192, 362880), (60480, 331152), (62091, 322560), (64512, 310455), (68990, 290304), (69120, 289758), (72576, 275960), (80640, 248364), (82788, 241920), (82944, 241465), (90720, 220768), (96586, 207360), (96768, 206970), (103485, 193536), (103680, 193172), (107520, 186273), (110384, 181440), (120960, 165576), (124182, 161280), (137980, 145152), (138240, 144879)]