20018880000

素因数分解:

$2^9\times 3^3\times 5^4\times 7^1\times {\mathrm{331}}^1$

素因数の和:385

約数の個数: 800

約数和(自身を含む): 84881829120

約数和(自身を除く): 64862949120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 125, 126, 128, 135, 140, 144, 150, 160, 168, 175, 180, 189, 192, 200, 210, 216, 224, 225, 240, 250, 252, 256, 270, 280, 288, 300, 315, 320, 331, 336, 350, 360, 375, 378, 384, 400, 420, 432, 448, 450, 480, 500, 504, 512, 525, 540, 560, 576, 600, 625, 630, 640, 662, 672, 675, 700, 720, 750, 756, 768, 800, 840, 864, 875, 896, 900, 945, 960, 993, 1000, 1008, 1050, 1080, 1120, 1125, 1152, 1200, 1250, 1260, 1280, 1324, 1344, 1350, 1400, 1440, 1500, 1512, 1536, 1575, 1600, 1655, 1680, 1728, 1750, 1792, 1800, 1875, 1890, 1920, 1986, 2000, 2016, 2100, 2160, 2240, 2250, 2304, 2317, 2400, 2500, 2520, 2560, 2625, 2648, 2688, 2700, 2800, 2880, 2979, 3000, 3024, 3150, 3200, 3310, 3360, 3375, 3456, 3500, 3584, 3600, 3750, 3780, 3840, 3972, 4000, 4032, 4200, 4320, 4375, 4480, 4500, 4608, 4634, 4725, 4800, 4965, 5000, 5040, 5250, 5296, 5376, 5400, 5600, 5625, 5760, 5958, 6000, 6048, 6300, 6400, 6620, 6720, 6750, 6912, 6951, 7000, 7200, 7500, 7560, 7680, 7875, 7944, 8000, 8064, 8275, 8400, 8640, 8750, 8937, 8960, 9000, 9268, 9450, 9600, 9930, 10000, 10080, 10500, 10592, 10752, 10800, 11200, 11250, 11520, 11585, 11916, 12000, 12096, 12600, 12800, 13125, 13240, 13440, 13500, 13824, 13902, 14000, 14400, 14895, 15000, 15120, 15750, 15888, 16000, 16128, 16550, 16800, 16875, 17280, 17500, 17874, 17920, 18000, 18536, 18900, 19200, 19860, 20000, 20160, 20853, 21000, 21184, 21600, 22400, 22500, 23040, 23170, 23625, 23832, 24000, 24192, 24825, 25200, 26250, 26480, 26880, 27000, 27804, 28000, 28800, 29790, 30000, 30240, 31500, 31776, 32000, 32256, 33100, 33600, 33750, 34560, 34755, 35000, 35748, 36000, 37072, 37800, 38400, 39375, 39720, 40000, 40320, 41375, 41706, 42000, 42368, 43200, 44685, 44800, 45000, 46340, 47250, 47664, 48000, 48384, 49650, 50400, 52500, 52960, 53760, 54000, 55608, 56000, 57600, 57925, 59580, 60000, 60480, 62559, 63000, 63552, 64000, 66200, 67200, 67500, 69120, 69510, 70000, 71496, 72000, 74144, 74475, 75600, 78750, 79440, 80000, 80640, 82750, 83412, 84000, 84736, 86400, 89370, 89600, 90000, 92680, 94500, 95328, 96000, 96768, 99300, 100800, 104265, 105000, 105920, 108000, 111216, 112000, 115200, 115850, 118125, 119160, 120000, 120960, 124125, 125118, 126000, 127104, 132400, 134400, 135000, 139020, 140000, 142992, 144000, 148288, 148950, 151200, 157500, 158880, 160000, 161280, 165500, 166824, 168000, 169472, 172800, 173775, 178740, 180000, 185360, 189000, 190656, 192000, 198600, 201600, 206875, 208530, 210000, 211840, 216000, 222432, 223425, 224000, 231700, 236250, 238320, 240000, 241920, 248250, 250236, 252000, 254208, 264800, 268800, 270000, 278040, 280000, 285984, 288000, 289625, 296576, 297900, 302400, 312795, 315000, 317760, 320000, 331000, 333648, 336000, 345600, 347550, 357480, 360000, 370720, 372375, 378000, 381312, 397200, 403200, 413750, 417060, 420000, 423680, 432000, 444864, 446850, 448000, 463400, 472500, 476640, 480000, 483840, 496500, 500472, 504000, 508416, 521325, 529600, 540000, 556080, 560000, 571968, 576000, 579250, 593152, 595800, 604800, 620625, 625590, 630000, 635520, 662000, 667296, 672000, 695100, 714960, 720000, 741440, 744750, 756000, 762624, 794400, 806400, 827500, 834120, 840000, 847360, 864000, 868875, 889728, 893700, 926800, 945000, 953280, 960000, 993000, 1000944, 1008000, 1042650, 1059200, 1080000, 1112160, 1117125, 1120000, 1143936, 1158500, 1186304, 1191600, 1209600, 1241250, 1251180, 1260000, 1271040, 1324000, 1334592, 1344000, 1390200, 1429920, 1440000, 1448125, 1482880, 1489500, 1512000, 1525248, 1563975, 1588800, 1655000, 1668240, 1680000, 1728000, 1737750, 1779456, 1787400, 1853600, 1861875, 1890000, 1906560, 1986000, 2001888, 2016000, 2085300, 2118400, 2160000, 2224320, 2234250, 2240000, 2287872, 2317000, 2383200, 2419200, 2482500, 2502360, 2520000, 2542080, 2606625, 2648000, 2669184, 2780400, 2859840, 2880000, 2896250, 2965760, 2979000, 3024000, 3127950, 3177600, 3310000, 3336480, 3360000, 3475500, 3558912, 3574800, 3707200, 3723750, 3780000, 3813120, 3972000, 4003776, 4032000, 4170600, 4236800, 4320000, 4344375, 4448640, 4468500, 4575744, 4634000, 4766400, 4965000, 5004720, 5040000, 5213250, 5296000, 5338368, 5560800, 5585625, 5719680, 5792500, 5931520, 5958000, 6048000, 6255900, 6355200, 6620000, 6672960, 6720000, 6951000, 7149600, 7414400, 7447500, 7560000, 7626240, 7819875, 7944000, 8007552, 8341200, 8640000, 8688750, 8897280, 8937000, 9268000, 9532800, 9930000, 10009440, 10080000, 10426500, 10592000, 10676736, 11121600, 11171250, 11439360, 11585000, 11916000, 12096000, 12511800, 12710400, 13033125, 13240000, 13345920, 13902000, 14299200, 14828800, 14895000, 15120000, 15639750, 15888000, 16015104, 16682400, 17377500, 17794560, 17874000, 18536000, 19065600, 19860000, 20018880, 20160000, 20853000, 21184000, 22243200, 22342500, 22878720, 23170000, 23832000, 25023600, 26066250, 26480000, 26691840, 27804000, 28598400, 29657600, 29790000, 30240000, 31279500, 31776000, 32030208, 33364800, 34755000, 35748000, 37072000, 38131200, 39099375, 39720000, 40037760, 41706000, 44486400, 44685000, 46340000, 47664000, 50047200, 52132500, 52960000, 53383680, 55608000, 57196800, 59580000, 60480000, 62559000, 63552000, 66729600, 69510000, 71496000, 74144000, 78198750, 79440000, 80075520, 83412000, 88972800, 89370000, 92680000, 95328000, 100094400, 104265000, 105920000, 111216000, 114393600, 119160000, 125118000, 133459200, 139020000, 142992000, 148288000, 156397500, 158880000, 160151040, 166824000, 178740000, 185360000, 190656000, 200188800, 208530000, 222432000, 238320000, 250236000, 266918400, 278040000, 285984000, 312795000, 317760000, 333648000, 357480000, 370720000, 400377600, 417060000, 444864000, 476640000, 500472000, 556080000, 571968000, 625590000, 667296000, 714960000, 741440000, 800755200, 834120000, 953280000, 1000944000, 1112160000, 1251180000, 1334592000, 1429920000, 1668240000, 2001888000, 2224320000, 2502360000, 2859840000, 3336480000, 4003776000, 5004720000, 6672960000, 10009440000, 20018880000]

約数ペア:

[(1, 20018880000), (2, 10009440000), (3, 6672960000), (4, 5004720000), (5, 4003776000), (6, 3336480000), (7, 2859840000), (8, 2502360000), (9, 2224320000), (10, 2001888000), (12, 1668240000), (14, 1429920000), (15, 1334592000), (16, 1251180000), (18, 1112160000), (20, 1000944000), (21, 953280000), (24, 834120000), (25, 800755200), (27, 741440000), (28, 714960000), (30, 667296000), (32, 625590000), (35, 571968000), (36, 556080000), (40, 500472000), (42, 476640000), (45, 444864000), (48, 417060000), (50, 400377600), (54, 370720000), (56, 357480000), (60, 333648000), (63, 317760000), (64, 312795000), (70, 285984000), (72, 278040000), (75, 266918400), (80, 250236000), (84, 238320000), (90, 222432000), (96, 208530000), (100, 200188800), (105, 190656000), (108, 185360000), (112, 178740000), (120, 166824000), (125, 160151040), (126, 158880000), (128, 156397500), (135, 148288000), (140, 142992000), (144, 139020000), (150, 133459200), (160, 125118000), (168, 119160000), (175, 114393600), (180, 111216000), (189, 105920000), (192, 104265000), (200, 100094400), (210, 95328000), (216, 92680000), (224, 89370000), (225, 88972800), (240, 83412000), (250, 80075520), (252, 79440000), (256, 78198750), (270, 74144000), (280, 71496000), (288, 69510000), (300, 66729600), (315, 63552000), (320, 62559000), (331, 60480000), (336, 59580000), (350, 57196800), (360, 55608000), (375, 53383680), (378, 52960000), (384, 52132500), (400, 50047200), (420, 47664000), (432, 46340000), (448, 44685000), (450, 44486400), (480, 41706000), (500, 40037760), (504, 39720000), (512, 39099375), (525, 38131200), (540, 37072000), (560, 35748000), (576, 34755000), (600, 33364800), (625, 32030208), (630, 31776000), (640, 31279500), (662, 30240000), (672, 29790000), (675, 29657600), (700, 28598400), (720, 27804000), (750, 26691840), (756, 26480000), (768, 26066250), (800, 25023600), (840, 23832000), (864, 23170000), (875, 22878720), (896, 22342500), (900, 22243200), (945, 21184000), (960, 20853000), (993, 20160000), (1000, 20018880), (1008, 19860000), (1050, 19065600), (1080, 18536000), (1120, 17874000), (1125, 17794560), (1152, 17377500), (1200, 16682400), (1250, 16015104), (1260, 15888000), (1280, 15639750), (1324, 15120000), (1344, 14895000), (1350, 14828800), (1400, 14299200), (1440, 13902000), (1500, 13345920), (1512, 13240000), (1536, 13033125), (1575, 12710400), (1600, 12511800), (1655, 12096000), (1680, 11916000), (1728, 11585000), (1750, 11439360), (1792, 11171250), (1800, 11121600), (1875, 10676736), (1890, 10592000), (1920, 10426500), (1986, 10080000), (2000, 10009440), (2016, 9930000), (2100, 9532800), (2160, 9268000), (2240, 8937000), (2250, 8897280), (2304, 8688750), (2317, 8640000), (2400, 8341200), (2500, 8007552), (2520, 7944000), (2560, 7819875), (2625, 7626240), (2648, 7560000), (2688, 7447500), (2700, 7414400), (2800, 7149600), (2880, 6951000), (2979, 6720000), (3000, 6672960), (3024, 6620000), (3150, 6355200), (3200, 6255900), (3310, 6048000), (3360, 5958000), (3375, 5931520), (3456, 5792500), (3500, 5719680), (3584, 5585625), (3600, 5560800), (3750, 5338368), (3780, 5296000), (3840, 5213250), (3972, 5040000), (4000, 5004720), (4032, 4965000), (4200, 4766400), (4320, 4634000), (4375, 4575744), (4480, 4468500), (4500, 4448640), (4608, 4344375), (4634, 4320000), (4725, 4236800), (4800, 4170600), (4965, 4032000), (5000, 4003776), (5040, 3972000), (5250, 3813120), (5296, 3780000), (5376, 3723750), (5400, 3707200), (5600, 3574800), (5625, 3558912), (5760, 3475500), (5958, 3360000), (6000, 3336480), (6048, 3310000), (6300, 3177600), (6400, 3127950), (6620, 3024000), (6720, 2979000), (6750, 2965760), (6912, 2896250), (6951, 2880000), (7000, 2859840), (7200, 2780400), (7500, 2669184), (7560, 2648000), (7680, 2606625), (7875, 2542080), (7944, 2520000), (8000, 2502360), (8064, 2482500), (8275, 2419200), (8400, 2383200), (8640, 2317000), (8750, 2287872), (8937, 2240000), (8960, 2234250), (9000, 2224320), (9268, 2160000), (9450, 2118400), (9600, 2085300), (9930, 2016000), (10000, 2001888), (10080, 1986000), (10500, 1906560), (10592, 1890000), (10752, 1861875), (10800, 1853600), (11200, 1787400), (11250, 1779456), (11520, 1737750), (11585, 1728000), (11916, 1680000), (12000, 1668240), (12096, 1655000), (12600, 1588800), (12800, 1563975), (13125, 1525248), (13240, 1512000), (13440, 1489500), (13500, 1482880), (13824, 1448125), (13902, 1440000), (14000, 1429920), (14400, 1390200), (14895, 1344000), (15000, 1334592), (15120, 1324000), (15750, 1271040), (15888, 1260000), (16000, 1251180), (16128, 1241250), (16550, 1209600), (16800, 1191600), (16875, 1186304), (17280, 1158500), (17500, 1143936), (17874, 1120000), (17920, 1117125), (18000, 1112160), (18536, 1080000), (18900, 1059200), (19200, 1042650), (19860, 1008000), (20000, 1000944), (20160, 993000), (20853, 960000), (21000, 953280), (21184, 945000), (21600, 926800), (22400, 893700), (22500, 889728), (23040, 868875), (23170, 864000), (23625, 847360), (23832, 840000), (24000, 834120), (24192, 827500), (24825, 806400), (25200, 794400), (26250, 762624), (26480, 756000), (26880, 744750), (27000, 741440), (27804, 720000), (28000, 714960), (28800, 695100), (29790, 672000), (30000, 667296), (30240, 662000), (31500, 635520), (31776, 630000), (32000, 625590), (32256, 620625), (33100, 604800), (33600, 595800), (33750, 593152), (34560, 579250), (34755, 576000), (35000, 571968), (35748, 560000), (36000, 556080), (37072, 540000), (37800, 529600), (38400, 521325), (39375, 508416), (39720, 504000), (40000, 500472), (40320, 496500), (41375, 483840), (41706, 480000), (42000, 476640), (42368, 472500), (43200, 463400), (44685, 448000), (44800, 446850), (45000, 444864), (46340, 432000), (47250, 423680), (47664, 420000), (48000, 417060), (48384, 413750), (49650, 403200), (50400, 397200), (52500, 381312), (52960, 378000), (53760, 372375), (54000, 370720), (55608, 360000), (56000, 357480), (57600, 347550), (57925, 345600), (59580, 336000), (60000, 333648), (60480, 331000), (62559, 320000), (63000, 317760), (63552, 315000), (64000, 312795), (66200, 302400), (67200, 297900), (67500, 296576), (69120, 289625), (69510, 288000), (70000, 285984), (71496, 280000), (72000, 278040), (74144, 270000), (74475, 268800), (75600, 264800), (78750, 254208), (79440, 252000), (80000, 250236), (80640, 248250), (82750, 241920), (83412, 240000), (84000, 238320), (84736, 236250), (86400, 231700), (89370, 224000), (89600, 223425), (90000, 222432), (92680, 216000), (94500, 211840), (95328, 210000), (96000, 208530), (96768, 206875), (99300, 201600), (100800, 198600), (104265, 192000), (105000, 190656), (105920, 189000), (108000, 185360), (111216, 180000), (112000, 178740), (115200, 173775), (115850, 172800), (118125, 169472), (119160, 168000), (120000, 166824), (120960, 165500), (124125, 161280), (125118, 160000), (126000, 158880), (127104, 157500), (132400, 151200), (134400, 148950), (135000, 148288), (139020, 144000), (140000, 142992)]