20647587840

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:403

約数の個数: 416

約数和(自身を含む): 72921655296

約数和(自身を除く): 52274067456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 137, 160, 165, 176, 192, 220, 223, 240, 256, 264, 274, 320, 330, 352, 384, 411, 440, 446, 480, 512, 528, 548, 640, 660, 669, 685, 704, 768, 822, 880, 892, 960, 1024, 1056, 1096, 1115, 1280, 1320, 1338, 1370, 1408, 1507, 1536, 1644, 1760, 1784, 1920, 2048, 2055, 2112, 2192, 2230, 2453, 2560, 2640, 2676, 2740, 2816, 3014, 3072, 3288, 3345, 3520, 3568, 3840, 4096, 4110, 4224, 4384, 4460, 4521, 4906, 5120, 5280, 5352, 5480, 5632, 6028, 6144, 6576, 6690, 7040, 7136, 7359, 7535, 7680, 8220, 8448, 8768, 8920, 9042, 9812, 10240, 10560, 10704, 10960, 11264, 12056, 12265, 12288, 13152, 13380, 14080, 14272, 14718, 15070, 15360, 16440, 16896, 17536, 17840, 18084, 19624, 20480, 21120, 21408, 21920, 22528, 22605, 24112, 24530, 26304, 26760, 28160, 28544, 29436, 30140, 30551, 30720, 32880, 33792, 35072, 35680, 36168, 36795, 39248, 42240, 42816, 43840, 45056, 45210, 48224, 49060, 52608, 53520, 56320, 57088, 58872, 60280, 61102, 61440, 65760, 67584, 70144, 71360, 72336, 73590, 78496, 84480, 85632, 87680, 90420, 91653, 96448, 98120, 105216, 107040, 112640, 114176, 117744, 120560, 122204, 131520, 135168, 140288, 142720, 144672, 147180, 152755, 156992, 168960, 171264, 175360, 180840, 183306, 192896, 196240, 210432, 214080, 225280, 228352, 235488, 241120, 244408, 263040, 280576, 285440, 289344, 294360, 305510, 313984, 336061, 337920, 342528, 350720, 361680, 366612, 385792, 392480, 420864, 428160, 456704, 458265, 470976, 482240, 488816, 526080, 561152, 570880, 578688, 588720, 611020, 627968, 672122, 675840, 685056, 701440, 723360, 733224, 771584, 784960, 841728, 856320, 913408, 916530, 941952, 964480, 977632, 1008183, 1052160, 1141760, 1157376, 1177440, 1222040, 1255936, 1344244, 1370112, 1402880, 1446720, 1466448, 1543168, 1569920, 1680305, 1683456, 1712640, 1833060, 1883904, 1928960, 1955264, 2016366, 2104320, 2283520, 2314752, 2354880, 2444080, 2511872, 2688488, 2740224, 2805760, 2893440, 2932896, 3086336, 3139840, 3360610, 3425280, 3666120, 3767808, 3857920, 3910528, 4032732, 4208640, 4567040, 4629504, 4709760, 4888160, 5023744, 5040915, 5376976, 5786880, 5865792, 6172672, 6279680, 6721220, 6850560, 7332240, 7535616, 7715840, 7821056, 8065464, 8417280, 9259008, 9419520, 9776320, 10047488, 10081830, 10753952, 11573760, 11731584, 12559360, 13442440, 13701120, 14664480, 15071232, 15431680, 15642112, 16130928, 18518016, 18839040, 19552640, 20163660, 21507904, 23147520, 23463168, 25118720, 26884880, 29328960, 30142464, 30863360, 31284224, 32261856, 37678080, 39105280, 40327320, 43015808, 46295040, 46926336, 50237440, 53769760, 58657920, 62568448, 64523712, 75356160, 78210560, 80654640, 86031616, 92590080, 93852672, 107539520, 117315840, 125136896, 129047424, 150712320, 156421120, 161309280, 172063232, 187705344, 215079040, 234631680, 258094848, 312842240, 322618560, 344126464, 375410688, 430158080, 469263360, 516189696, 625684480, 645237120, 688252928, 860316160, 938526720, 1032379392, 1290474240, 1376505856, 1720632320, 1877053440, 2064758784, 2580948480, 3441264640, 4129517568, 5161896960, 6882529280, 10323793920, 20647587840]

約数ペア:

[(1, 20647587840), (2, 10323793920), (3, 6882529280), (4, 5161896960), (5, 4129517568), (6, 3441264640), (8, 2580948480), (10, 2064758784), (11, 1877053440), (12, 1720632320), (15, 1376505856), (16, 1290474240), (20, 1032379392), (22, 938526720), (24, 860316160), (30, 688252928), (32, 645237120), (33, 625684480), (40, 516189696), (44, 469263360), (48, 430158080), (55, 375410688), (60, 344126464), (64, 322618560), (66, 312842240), (80, 258094848), (88, 234631680), (96, 215079040), (110, 187705344), (120, 172063232), (128, 161309280), (132, 156421120), (137, 150712320), (160, 129047424), (165, 125136896), (176, 117315840), (192, 107539520), (220, 93852672), (223, 92590080), (240, 86031616), (256, 80654640), (264, 78210560), (274, 75356160), (320, 64523712), (330, 62568448), (352, 58657920), (384, 53769760), (411, 50237440), (440, 46926336), (446, 46295040), (480, 43015808), (512, 40327320), (528, 39105280), (548, 37678080), (640, 32261856), (660, 31284224), (669, 30863360), (685, 30142464), (704, 29328960), (768, 26884880), (822, 25118720), (880, 23463168), (892, 23147520), (960, 21507904), (1024, 20163660), (1056, 19552640), (1096, 18839040), (1115, 18518016), (1280, 16130928), (1320, 15642112), (1338, 15431680), (1370, 15071232), (1408, 14664480), (1507, 13701120), (1536, 13442440), (1644, 12559360), (1760, 11731584), (1784, 11573760), (1920, 10753952), (2048, 10081830), (2055, 10047488), (2112, 9776320), (2192, 9419520), (2230, 9259008), (2453, 8417280), (2560, 8065464), (2640, 7821056), (2676, 7715840), (2740, 7535616), (2816, 7332240), (3014, 6850560), (3072, 6721220), (3288, 6279680), (3345, 6172672), (3520, 5865792), (3568, 5786880), (3840, 5376976), (4096, 5040915), (4110, 5023744), (4224, 4888160), (4384, 4709760), (4460, 4629504), (4521, 4567040), (4906, 4208640), (5120, 4032732), (5280, 3910528), (5352, 3857920), (5480, 3767808), (5632, 3666120), (6028, 3425280), (6144, 3360610), (6576, 3139840), (6690, 3086336), (7040, 2932896), (7136, 2893440), (7359, 2805760), (7535, 2740224), (7680, 2688488), (8220, 2511872), (8448, 2444080), (8768, 2354880), (8920, 2314752), (9042, 2283520), (9812, 2104320), (10240, 2016366), (10560, 1955264), (10704, 1928960), (10960, 1883904), (11264, 1833060), (12056, 1712640), (12265, 1683456), (12288, 1680305), (13152, 1569920), (13380, 1543168), (14080, 1466448), (14272, 1446720), (14718, 1402880), (15070, 1370112), (15360, 1344244), (16440, 1255936), (16896, 1222040), (17536, 1177440), (17840, 1157376), (18084, 1141760), (19624, 1052160), (20480, 1008183), (21120, 977632), (21408, 964480), (21920, 941952), (22528, 916530), (22605, 913408), (24112, 856320), (24530, 841728), (26304, 784960), (26760, 771584), (28160, 733224), (28544, 723360), (29436, 701440), (30140, 685056), (30551, 675840), (30720, 672122), (32880, 627968), (33792, 611020), (35072, 588720), (35680, 578688), (36168, 570880), (36795, 561152), (39248, 526080), (42240, 488816), (42816, 482240), (43840, 470976), (45056, 458265), (45210, 456704), (48224, 428160), (49060, 420864), (52608, 392480), (53520, 385792), (56320, 366612), (57088, 361680), (58872, 350720), (60280, 342528), (61102, 337920), (61440, 336061), (65760, 313984), (67584, 305510), (70144, 294360), (71360, 289344), (72336, 285440), (73590, 280576), (78496, 263040), (84480, 244408), (85632, 241120), (87680, 235488), (90420, 228352), (91653, 225280), (96448, 214080), (98120, 210432), (105216, 196240), (107040, 192896), (112640, 183306), (114176, 180840), (117744, 175360), (120560, 171264), (122204, 168960), (131520, 156992), (135168, 152755), (140288, 147180), (142720, 144672)]