20806128000

素因数分解:

$2^7\times 3^2\times 5^3\times 7^1\times {\mathrm{20641}}^1$

素因数の和:20683

約数の個数: 384

約数和(自身を含む): 85398431040

約数和(自身を除く): 64592303040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 125, 126, 128, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 250, 252, 280, 288, 300, 315, 320, 336, 350, 360, 375, 384, 400, 420, 448, 450, 480, 500, 504, 525, 560, 576, 600, 630, 640, 672, 700, 720, 750, 800, 840, 875, 896, 900, 960, 1000, 1008, 1050, 1120, 1125, 1152, 1200, 1260, 1344, 1400, 1440, 1500, 1575, 1600, 1680, 1750, 1800, 1920, 2000, 2016, 2100, 2240, 2250, 2400, 2520, 2625, 2688, 2800, 2880, 3000, 3150, 3200, 3360, 3500, 3600, 4000, 4032, 4200, 4480, 4500, 4800, 5040, 5250, 5600, 5760, 6000, 6300, 6720, 7000, 7200, 7875, 8000, 8064, 8400, 9000, 9600, 10080, 10500, 11200, 12000, 12600, 13440, 14000, 14400, 15750, 16000, 16800, 18000, 20160, 20641, 21000, 22400, 24000, 25200, 28000, 28800, 31500, 33600, 36000, 40320, 41282, 42000, 48000, 50400, 56000, 61923, 63000, 67200, 72000, 82564, 84000, 100800, 103205, 112000, 123846, 126000, 144000, 144487, 165128, 168000, 185769, 201600, 206410, 247692, 252000, 288974, 309615, 330256, 336000, 371538, 412820, 433461, 495384, 504000, 516025, 577948, 619230, 660512, 722435, 743076, 825640, 866922, 928845, 990768, 1008000, 1032050, 1155896, 1238460, 1300383, 1321024, 1444870, 1486152, 1548075, 1651280, 1733844, 1857690, 1981536, 2064100, 2167305, 2311792, 2476920, 2580125, 2600766, 2642048, 2889740, 2972304, 3096150, 3302560, 3467688, 3612175, 3715380, 3963072, 4128200, 4334610, 4623584, 4644225, 4953840, 5160250, 5201532, 5779480, 5944608, 6192300, 6501915, 6605120, 6935376, 7224350, 7430760, 7740375, 7926144, 8256400, 8669220, 9247168, 9288450, 9907680, 10320500, 10403064, 10836525, 11558960, 11889216, 12384600, 13003830, 13210240, 13870752, 14448700, 14861520, 15480750, 16512800, 17338440, 18060875, 18494336, 18576900, 19815360, 20641000, 20806128, 21673050, 23117920, 23221125, 23778432, 24769200, 26007660, 27741504, 28897400, 29723040, 30961500, 32509575, 33025600, 34676880, 36121750, 37153800, 39630720, 41282000, 41612256, 43346100, 46235840, 46442250, 49538400, 52015320, 54182625, 55483008, 57794800, 59446080, 61923000, 65019150, 66051200, 69353760, 72243500, 74307600, 82564000, 83224512, 86692200, 92471680, 92884500, 99076800, 104030640, 108365250, 115589600, 118892160, 123846000, 130038300, 138707520, 144487000, 148615200, 162547875, 165128000, 166449024, 173384400, 185769000, 198153600, 208061280, 216730500, 231179200, 247692000, 260076600, 277415040, 288974000, 297230400, 325095750, 330256000, 346768800, 371538000, 416122560, 433461000, 462358400, 495384000, 520153200, 577948000, 594460800, 650191500, 693537600, 743076000, 832245120, 866922000, 990768000, 1040306400, 1155896000, 1300383000, 1387075200, 1486152000, 1733844000, 2080612800, 2311792000, 2600766000, 2972304000, 3467688000, 4161225600, 5201532000, 6935376000, 10403064000, 20806128000]

約数ペア:

[(1, 20806128000), (2, 10403064000), (3, 6935376000), (4, 5201532000), (5, 4161225600), (6, 3467688000), (7, 2972304000), (8, 2600766000), (9, 2311792000), (10, 2080612800), (12, 1733844000), (14, 1486152000), (15, 1387075200), (16, 1300383000), (18, 1155896000), (20, 1040306400), (21, 990768000), (24, 866922000), (25, 832245120), (28, 743076000), (30, 693537600), (32, 650191500), (35, 594460800), (36, 577948000), (40, 520153200), (42, 495384000), (45, 462358400), (48, 433461000), (50, 416122560), (56, 371538000), (60, 346768800), (63, 330256000), (64, 325095750), (70, 297230400), (72, 288974000), (75, 277415040), (80, 260076600), (84, 247692000), (90, 231179200), (96, 216730500), (100, 208061280), (105, 198153600), (112, 185769000), (120, 173384400), (125, 166449024), (126, 165128000), (128, 162547875), (140, 148615200), (144, 144487000), (150, 138707520), (160, 130038300), (168, 123846000), (175, 118892160), (180, 115589600), (192, 108365250), (200, 104030640), (210, 99076800), (224, 92884500), (225, 92471680), (240, 86692200), (250, 83224512), (252, 82564000), (280, 74307600), (288, 72243500), (300, 69353760), (315, 66051200), (320, 65019150), (336, 61923000), (350, 59446080), (360, 57794800), (375, 55483008), (384, 54182625), (400, 52015320), (420, 49538400), (448, 46442250), (450, 46235840), (480, 43346100), (500, 41612256), (504, 41282000), (525, 39630720), (560, 37153800), (576, 36121750), (600, 34676880), (630, 33025600), (640, 32509575), (672, 30961500), (700, 29723040), (720, 28897400), (750, 27741504), (800, 26007660), (840, 24769200), (875, 23778432), (896, 23221125), (900, 23117920), (960, 21673050), (1000, 20806128), (1008, 20641000), (1050, 19815360), (1120, 18576900), (1125, 18494336), (1152, 18060875), (1200, 17338440), (1260, 16512800), (1344, 15480750), (1400, 14861520), (1440, 14448700), (1500, 13870752), (1575, 13210240), (1600, 13003830), (1680, 12384600), (1750, 11889216), (1800, 11558960), (1920, 10836525), (2000, 10403064), (2016, 10320500), (2100, 9907680), (2240, 9288450), (2250, 9247168), (2400, 8669220), (2520, 8256400), (2625, 7926144), (2688, 7740375), (2800, 7430760), (2880, 7224350), (3000, 6935376), (3150, 6605120), (3200, 6501915), (3360, 6192300), (3500, 5944608), (3600, 5779480), (4000, 5201532), (4032, 5160250), (4200, 4953840), (4480, 4644225), (4500, 4623584), (4800, 4334610), (5040, 4128200), (5250, 3963072), (5600, 3715380), (5760, 3612175), (6000, 3467688), (6300, 3302560), (6720, 3096150), (7000, 2972304), (7200, 2889740), (7875, 2642048), (8000, 2600766), (8064, 2580125), (8400, 2476920), (9000, 2311792), (9600, 2167305), (10080, 2064100), (10500, 1981536), (11200, 1857690), (12000, 1733844), (12600, 1651280), (13440, 1548075), (14000, 1486152), (14400, 1444870), (15750, 1321024), (16000, 1300383), (16800, 1238460), (18000, 1155896), (20160, 1032050), (20641, 1008000), (21000, 990768), (22400, 928845), (24000, 866922), (25200, 825640), (28000, 743076), (28800, 722435), (31500, 660512), (33600, 619230), (36000, 577948), (40320, 516025), (41282, 504000), (42000, 495384), (48000, 433461), (50400, 412820), (56000, 371538), (61923, 336000), (63000, 330256), (67200, 309615), (72000, 288974), (82564, 252000), (84000, 247692), (100800, 206410), (103205, 201600), (112000, 185769), (123846, 168000), (126000, 165128), (144000, 144487)]