2578302720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{31973}}^1$

素因数の和:32007

約数の個数: 216

約数和(自身を含む): 10195357536

約数和(自身を除く): 7617054816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 31973, 40320, 63946, 80640, 95919, 127892, 159865, 191838, 223811, 255784, 287757, 319730, 383676, 447622, 479595, 511568, 575514, 639460, 671433, 767352, 895244, 959190, 1023136, 1119055, 1151028, 1278920, 1342866, 1438785, 1534704, 1790488, 1918380, 2014299, 2046272, 2238110, 2302056, 2557840, 2685732, 2877570, 3069408, 3357165, 3580976, 3836760, 4028598, 4092544, 4476220, 4604112, 5115680, 5371464, 5755140, 6138816, 6714330, 7161952, 7673520, 8057196, 8185088, 8952440, 9208224, 10071495, 10231360, 10742928, 11510280, 12277632, 13428660, 14323904, 15347040, 16114392, 17904880, 18416448, 20142990, 20462720, 21485856, 23020560, 24555264, 26857320, 28647808, 30694080, 32228784, 35809760, 36832896, 40285980, 40925440, 42971712, 46041120, 53714640, 57295616, 61388160, 64457568, 71619520, 73665792, 80571960, 85943424, 92082240, 107429280, 122776320, 128915136, 143239040, 161143920, 171886848, 184164480, 214858560, 257830272, 286478080, 322287840, 368328960, 429717120, 515660544, 644575680, 859434240, 1289151360, 2578302720]

約数ペア:

[(1, 2578302720), (2, 1289151360), (3, 859434240), (4, 644575680), (5, 515660544), (6, 429717120), (7, 368328960), (8, 322287840), (9, 286478080), (10, 257830272), (12, 214858560), (14, 184164480), (15, 171886848), (16, 161143920), (18, 143239040), (20, 128915136), (21, 122776320), (24, 107429280), (28, 92082240), (30, 85943424), (32, 80571960), (35, 73665792), (36, 71619520), (40, 64457568), (42, 61388160), (45, 57295616), (48, 53714640), (56, 46041120), (60, 42971712), (63, 40925440), (64, 40285980), (70, 36832896), (72, 35809760), (80, 32228784), (84, 30694080), (90, 28647808), (96, 26857320), (105, 24555264), (112, 23020560), (120, 21485856), (126, 20462720), (128, 20142990), (140, 18416448), (144, 17904880), (160, 16114392), (168, 15347040), (180, 14323904), (192, 13428660), (210, 12277632), (224, 11510280), (240, 10742928), (252, 10231360), (256, 10071495), (280, 9208224), (288, 8952440), (315, 8185088), (320, 8057196), (336, 7673520), (360, 7161952), (384, 6714330), (420, 6138816), (448, 5755140), (480, 5371464), (504, 5115680), (560, 4604112), (576, 4476220), (630, 4092544), (640, 4028598), (672, 3836760), (720, 3580976), (768, 3357165), (840, 3069408), (896, 2877570), (960, 2685732), (1008, 2557840), (1120, 2302056), (1152, 2238110), (1260, 2046272), (1280, 2014299), (1344, 1918380), (1440, 1790488), (1680, 1534704), (1792, 1438785), (1920, 1342866), (2016, 1278920), (2240, 1151028), (2304, 1119055), (2520, 1023136), (2688, 959190), (2880, 895244), (3360, 767352), (3840, 671433), (4032, 639460), (4480, 575514), (5040, 511568), (5376, 479595), (5760, 447622), (6720, 383676), (8064, 319730), (8960, 287757), (10080, 255784), (11520, 223811), (13440, 191838), (16128, 159865), (20160, 127892), (26880, 95919), (31973, 80640), (40320, 63946)]