21191940000

素因数分解:

$2^5\times 3^2\times 5^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 1080

約数和(自身を含む): 95280625440

約数和(自身を除く): 74088685440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 50, 55, 56, 60, 63, 66, 70, 72, 75, 77, 80, 84, 88, 90, 96, 99, 100, 105, 110, 112, 120, 121, 125, 126, 132, 139, 140, 144, 150, 154, 160, 165, 168, 175, 176, 180, 198, 200, 210, 220, 224, 225, 231, 240, 242, 250, 252, 264, 275, 278, 280, 288, 300, 308, 315, 330, 336, 350, 352, 360, 363, 375, 385, 396, 400, 417, 420, 440, 450, 462, 480, 484, 495, 500, 504, 525, 528, 550, 556, 560, 600, 605, 616, 625, 630, 660, 672, 693, 695, 700, 720, 726, 750, 770, 792, 800, 825, 834, 840, 847, 875, 880, 900, 924, 968, 973, 990, 1000, 1008, 1050, 1056, 1089, 1100, 1112, 1120, 1125, 1155, 1200, 1210, 1232, 1250, 1251, 1260, 1320, 1375, 1386, 1390, 1400, 1440, 1452, 1500, 1529, 1540, 1575, 1584, 1650, 1668, 1680, 1694, 1750, 1760, 1800, 1815, 1848, 1875, 1925, 1936, 1946, 1980, 2000, 2016, 2085, 2100, 2178, 2200, 2224, 2250, 2310, 2400, 2420, 2464, 2475, 2500, 2502, 2520, 2541, 2625, 2640, 2750, 2772, 2780, 2800, 2904, 2919, 3000, 3025, 3058, 3080, 3150, 3168, 3300, 3336, 3360, 3388, 3465, 3475, 3500, 3600, 3630, 3696, 3750, 3850, 3872, 3892, 3960, 4000, 4125, 4170, 4200, 4235, 4356, 4375, 4400, 4448, 4500, 4587, 4620, 4840, 4865, 4950, 5000, 5004, 5040, 5082, 5250, 5280, 5445, 5500, 5544, 5560, 5600, 5625, 5775, 5808, 5838, 6000, 6050, 6116, 6160, 6255, 6300, 6600, 6672, 6776, 6875, 6930, 6950, 7000, 7200, 7260, 7392, 7500, 7623, 7645, 7700, 7784, 7875, 7920, 8250, 8340, 8400, 8470, 8712, 8750, 8757, 8800, 9000, 9075, 9174, 9240, 9625, 9680, 9730, 9900, 10000, 10008, 10080, 10164, 10425, 10500, 10703, 10890, 11000, 11088, 11120, 11250, 11550, 11616, 11676, 12000, 12100, 12232, 12320, 12375, 12510, 12600, 12705, 13125, 13200, 13344, 13552, 13750, 13761, 13860, 13900, 14000, 14520, 14595, 15000, 15125, 15246, 15290, 15400, 15568, 15750, 15840, 16500, 16680, 16800, 16819, 16940, 17325, 17375, 17424, 17500, 17514, 18000, 18150, 18348, 18480, 19250, 19360, 19460, 19800, 20000, 20016, 20328, 20625, 20850, 21000, 21175, 21406, 21780, 22000, 22176, 22240, 22500, 22935, 23100, 23352, 24200, 24325, 24464, 24750, 25020, 25200, 25410, 26250, 26400, 27104, 27225, 27500, 27522, 27720, 27800, 28000, 28875, 29040, 29190, 30000, 30250, 30492, 30580, 30800, 31136, 31275, 31500, 32109, 33000, 33360, 33638, 33880, 34650, 34750, 34848, 35000, 35028, 36000, 36300, 36696, 36960, 38115, 38225, 38500, 38920, 39375, 39600, 40032, 40656, 41250, 41700, 42000, 42350, 42812, 43560, 43785, 44000, 45000, 45375, 45870, 46200, 46704, 48125, 48400, 48650, 48928, 49500, 50040, 50400, 50457, 50820, 52125, 52500, 53515, 54450, 55000, 55044, 55440, 55600, 57750, 58080, 58380, 60000, 60500, 60984, 61160, 61600, 61875, 62550, 63000, 63525, 64218, 66000, 66720, 67276, 67760, 68805, 69300, 69500, 70000, 70056, 72600, 72975, 73392, 75625, 76230, 76450, 77000, 77840, 78750, 79200, 81312, 82500, 83400, 84000, 84095, 84700, 85624, 86625, 86875, 87120, 87570, 90000, 90750, 91740, 92400, 93408, 96250, 96327, 96800, 97300, 99000, 100080, 100914, 101640, 104250, 105000, 105875, 107030, 108900, 110000, 110088, 110880, 111200, 114675, 115500, 116760, 117733, 121000, 121625, 121968, 122320, 123750, 125100, 126000, 127050, 128436, 132000, 134552, 135520, 136125, 137610, 138600, 139000, 140000, 140112, 144375, 145200, 145950, 146784, 151250, 151371, 152460, 152900, 154000, 155680, 156375, 157500, 160545, 165000, 166800, 168190, 169400, 171248, 173250, 173750, 174240, 175140, 180000, 181500, 183480, 184800, 190575, 191125, 192500, 192654, 194600, 198000, 200160, 201828, 203280, 208500, 210000, 211750, 214060, 217800, 218925, 220000, 220176, 226875, 229350, 231000, 233520, 235466, 242000, 243250, 243936, 244640, 247500, 250200, 252000, 252285, 254100, 256872, 260625, 267575, 269104, 272250, 275220, 277200, 278000, 280224, 288750, 290400, 291900, 302500, 302742, 304920, 305800, 308000, 312750, 315000, 317625, 321090, 330000, 333600, 336380, 338800, 342496, 344025, 346500, 347500, 350280, 353199, 363000, 364875, 366960, 381150, 382250, 385000, 385308, 389200, 396000, 403656, 406560, 417000, 420000, 420475, 423500, 428120, 433125, 435600, 437850, 440352, 453750, 458700, 462000, 467040, 470932, 481635, 484000, 486500, 495000, 500400, 504570, 508200, 513744, 521250, 529375, 535150, 538208, 544500, 550440, 554400, 556000, 573375, 577500, 583800, 588665, 605000, 605484, 608125, 609840, 611600, 625500, 630000, 635250, 642180, 660000, 672760, 677600, 680625, 688050, 693000, 695000, 700560, 706398, 726000, 729750, 733920, 756855, 762300, 764500, 770000, 770616, 778400, 781875, 802725, 807312, 834000, 840950, 847000, 856240, 866250, 871200, 875700, 907500, 917400, 924000, 941864, 952875, 955625, 963270, 973000, 990000, 1000800, 1009140, 1016400, 1027488, 1042500, 1058750, 1059597, 1070300, 1089000, 1094625, 1100880, 1146750, 1155000, 1167600, 1177330, 1210000, 1210968, 1216250, 1219680, 1223200, 1251000, 1260000, 1261425, 1270500, 1284360, 1337875, 1345520, 1361250, 1376100, 1386000, 1390000, 1401120, 1412796, 1452000, 1459500, 1513710, 1524600, 1529000, 1540000, 1541232, 1563750, 1588125, 1605450, 1614624, 1668000, 1681900, 1694000, 1712480, 1720125, 1732500, 1751400, 1765995, 1815000, 1824375, 1834800, 1883728, 1905750, 1911250, 1926540, 1946000, 1980000, 2018280, 2032800, 2085000, 2102375, 2117500, 2119194, 2140600, 2178000, 2189250, 2201760, 2293500, 2310000, 2335200, 2354660, 2408175, 2420000, 2421936, 2432500, 2502000, 2522850, 2541000, 2568720, 2675750, 2691040, 2722500, 2752200, 2772000, 2780000, 2825592, 2866875, 2919000, 2943325, 3027420, 3049200, 3058000, 3082464, 3127500, 3176250, 3210900, 3363800, 3388000, 3440250, 3465000, 3502800, 3531990, 3630000, 3648750, 3669600, 3767456, 3784275, 3811500, 3822500, 3853080, 3892000, 4013625, 4036560, 4170000, 4204750, 4235000, 4238388, 4281200, 4356000, 4378500, 4587000, 4620000, 4709320, 4764375, 4816350, 4843872, 4865000, 5004000, 5045700, 5082000, 5137440, 5297985, 5351500, 5445000, 5473125, 5504400, 5651184, 5733750, 5838000, 5886650, 6054840, 6098400, 6116000, 6255000, 6307125, 6352500, 6421800, 6689375, 6727600, 6880500, 6930000, 7005600, 7063980, 7260000, 7297500, 7568550, 7623000, 7645000, 7706160, 8027250, 8073120, 8340000, 8409500, 8470000, 8476776, 8562400, 8600625, 8757000, 8829975, 9174000, 9418640, 9528750, 9632700, 9730000, 10091400, 10164000, 10511875, 10595970, 10703000, 10890000, 10946250, 11008800, 11302368, 11467500, 11676000, 11773300, 12040875, 12109680, 12510000, 12614250, 12705000, 12843600, 13378750, 13455200, 13761000, 13860000, 14127960, 14595000, 14716625, 15137100, 15246000, 15290000, 15412320, 16054500, 16819000, 16940000, 16953552, 17201250, 17514000, 17659950, 18348000, 18837280, 18921375, 19057500, 19265400, 19460000, 20068125, 20182800, 21023750, 21191940, 21406000, 21780000, 21892500, 22935000, 23546600, 24081750, 24219360, 25020000, 25228500, 25410000, 25687200, 26489925, 26757500, 27522000, 28255920, 29190000, 29433250, 30274200, 30492000, 30580000, 31535625, 32109000, 33638000, 33907104, 34402500, 35028000, 35319900, 37842750, 38115000, 38530800, 40136250, 40365600, 42047500, 42383880, 42812000, 43785000, 44149875, 45870000, 47093200, 48163500, 50457000, 50820000, 52979850, 53515000, 55044000, 56511840, 58380000, 58866500, 60204375, 60548400, 63071250, 64218000, 67276000, 68805000, 70639800, 73583125, 75685500, 76230000, 77061600, 80272500, 84095000, 84767760, 87570000, 88299750, 91740000, 94186400, 94606875, 96327000, 100914000, 105959700, 107030000, 117733000, 120408750, 121096800, 126142500, 128436000, 132449625, 137610000, 141279600, 147166250, 151371000, 152460000, 160545000, 168190000, 169535520, 175140000, 176599500, 189213750, 192654000, 201828000, 211919400, 214060000, 220749375, 235466000, 240817500, 252285000, 264899250, 275220000, 282559200, 294332500, 302742000, 321090000, 336380000, 353199000, 378427500, 385308000, 423838800, 441498750, 470932000, 481635000, 504570000, 529798500, 588665000, 605484000, 642180000, 662248125, 706398000, 756855000, 847677600, 882997500, 963270000, 1009140000, 1059597000, 1177330000, 1324496250, 1412796000, 1513710000, 1765995000, 1926540000, 2119194000, 2354660000, 2648992500, 3027420000, 3531990000, 4238388000, 5297985000, 7063980000, 10595970000, 21191940000]

約数ペア:

[(1, 21191940000), (2, 10595970000), (3, 7063980000), (4, 5297985000), (5, 4238388000), (6, 3531990000), (7, 3027420000), (8, 2648992500), (9, 2354660000), (10, 2119194000), (11, 1926540000), (12, 1765995000), (14, 1513710000), (15, 1412796000), (16, 1324496250), (18, 1177330000), (20, 1059597000), (21, 1009140000), (22, 963270000), (24, 882997500), (25, 847677600), (28, 756855000), (30, 706398000), (32, 662248125), (33, 642180000), (35, 605484000), (36, 588665000), (40, 529798500), (42, 504570000), (44, 481635000), (45, 470932000), (48, 441498750), (50, 423838800), (55, 385308000), (56, 378427500), (60, 353199000), (63, 336380000), (66, 321090000), (70, 302742000), (72, 294332500), (75, 282559200), (77, 275220000), (80, 264899250), (84, 252285000), (88, 240817500), (90, 235466000), (96, 220749375), (99, 214060000), (100, 211919400), (105, 201828000), (110, 192654000), (112, 189213750), (120, 176599500), (121, 175140000), (125, 169535520), (126, 168190000), (132, 160545000), (139, 152460000), (140, 151371000), (144, 147166250), (150, 141279600), (154, 137610000), (160, 132449625), (165, 128436000), (168, 126142500), (175, 121096800), (176, 120408750), (180, 117733000), (198, 107030000), (200, 105959700), (210, 100914000), (220, 96327000), (224, 94606875), (225, 94186400), (231, 91740000), (240, 88299750), (242, 87570000), (250, 84767760), (252, 84095000), (264, 80272500), (275, 77061600), (278, 76230000), (280, 75685500), (288, 73583125), (300, 70639800), (308, 68805000), (315, 67276000), (330, 64218000), (336, 63071250), (350, 60548400), (352, 60204375), (360, 58866500), (363, 58380000), (375, 56511840), (385, 55044000), (396, 53515000), (400, 52979850), (417, 50820000), (420, 50457000), (440, 48163500), (450, 47093200), (462, 45870000), (480, 44149875), (484, 43785000), (495, 42812000), (500, 42383880), (504, 42047500), (525, 40365600), (528, 40136250), (550, 38530800), (556, 38115000), (560, 37842750), (600, 35319900), (605, 35028000), (616, 34402500), (625, 33907104), (630, 33638000), (660, 32109000), (672, 31535625), (693, 30580000), (695, 30492000), (700, 30274200), (720, 29433250), (726, 29190000), (750, 28255920), (770, 27522000), (792, 26757500), (800, 26489925), (825, 25687200), (834, 25410000), (840, 25228500), (847, 25020000), (875, 24219360), (880, 24081750), (900, 23546600), (924, 22935000), (968, 21892500), (973, 21780000), (990, 21406000), (1000, 21191940), (1008, 21023750), (1050, 20182800), (1056, 20068125), (1089, 19460000), (1100, 19265400), (1112, 19057500), (1120, 18921375), (1125, 18837280), (1155, 18348000), (1200, 17659950), (1210, 17514000), (1232, 17201250), (1250, 16953552), (1251, 16940000), (1260, 16819000), (1320, 16054500), (1375, 15412320), (1386, 15290000), (1390, 15246000), (1400, 15137100), (1440, 14716625), (1452, 14595000), (1500, 14127960), (1529, 13860000), (1540, 13761000), (1575, 13455200), (1584, 13378750), (1650, 12843600), (1668, 12705000), (1680, 12614250), (1694, 12510000), (1750, 12109680), (1760, 12040875), (1800, 11773300), (1815, 11676000), (1848, 11467500), (1875, 11302368), (1925, 11008800), (1936, 10946250), (1946, 10890000), (1980, 10703000), (2000, 10595970), (2016, 10511875), (2085, 10164000), (2100, 10091400), (2178, 9730000), (2200, 9632700), (2224, 9528750), (2250, 9418640), (2310, 9174000), (2400, 8829975), (2420, 8757000), (2464, 8600625), (2475, 8562400), (2500, 8476776), (2502, 8470000), (2520, 8409500), (2541, 8340000), (2625, 8073120), (2640, 8027250), (2750, 7706160), (2772, 7645000), (2780, 7623000), (2800, 7568550), (2904, 7297500), (2919, 7260000), (3000, 7063980), (3025, 7005600), (3058, 6930000), (3080, 6880500), (3150, 6727600), (3168, 6689375), (3300, 6421800), (3336, 6352500), (3360, 6307125), (3388, 6255000), (3465, 6116000), (3475, 6098400), (3500, 6054840), (3600, 5886650), (3630, 5838000), (3696, 5733750), (3750, 5651184), (3850, 5504400), (3872, 5473125), (3892, 5445000), (3960, 5351500), (4000, 5297985), (4125, 5137440), (4170, 5082000), (4200, 5045700), (4235, 5004000), (4356, 4865000), (4375, 4843872), (4400, 4816350), (4448, 4764375), (4500, 4709320), (4587, 4620000), (4620, 4587000), (4840, 4378500), (4865, 4356000), (4950, 4281200), (5000, 4238388), (5004, 4235000), (5040, 4204750), (5082, 4170000), (5250, 4036560), (5280, 4013625), (5445, 3892000), (5500, 3853080), (5544, 3822500), (5560, 3811500), (5600, 3784275), (5625, 3767456), (5775, 3669600), (5808, 3648750), (5838, 3630000), (6000, 3531990), (6050, 3502800), (6116, 3465000), (6160, 3440250), (6255, 3388000), (6300, 3363800), (6600, 3210900), (6672, 3176250), (6776, 3127500), (6875, 3082464), (6930, 3058000), (6950, 3049200), (7000, 3027420), (7200, 2943325), (7260, 2919000), (7392, 2866875), (7500, 2825592), (7623, 2780000), (7645, 2772000), (7700, 2752200), (7784, 2722500), (7875, 2691040), (7920, 2675750), (8250, 2568720), (8340, 2541000), (8400, 2522850), (8470, 2502000), (8712, 2432500), (8750, 2421936), (8757, 2420000), (8800, 2408175), (9000, 2354660), (9075, 2335200), (9174, 2310000), (9240, 2293500), (9625, 2201760), (9680, 2189250), (9730, 2178000), (9900, 2140600), (10000, 2119194), (10008, 2117500), (10080, 2102375), (10164, 2085000), (10425, 2032800), (10500, 2018280), (10703, 1980000), (10890, 1946000), (11000, 1926540), (11088, 1911250), (11120, 1905750), (11250, 1883728), (11550, 1834800), (11616, 1824375), (11676, 1815000), (12000, 1765995), (12100, 1751400), (12232, 1732500), (12320, 1720125), (12375, 1712480), (12510, 1694000), (12600, 1681900), (12705, 1668000), (13125, 1614624), (13200, 1605450), (13344, 1588125), (13552, 1563750), (13750, 1541232), (13761, 1540000), (13860, 1529000), (13900, 1524600), (14000, 1513710), (14520, 1459500), (14595, 1452000), (15000, 1412796), (15125, 1401120), (15246, 1390000), (15290, 1386000), (15400, 1376100), (15568, 1361250), (15750, 1345520), (15840, 1337875), (16500, 1284360), (16680, 1270500), (16800, 1261425), (16819, 1260000), (16940, 1251000), (17325, 1223200), (17375, 1219680), (17424, 1216250), (17500, 1210968), (17514, 1210000), (18000, 1177330), (18150, 1167600), (18348, 1155000), (18480, 1146750), (19250, 1100880), (19360, 1094625), (19460, 1089000), (19800, 1070300), (20000, 1059597), (20016, 1058750), (20328, 1042500), (20625, 1027488), (20850, 1016400), (21000, 1009140), (21175, 1000800), (21406, 990000), (21780, 973000), (22000, 963270), (22176, 955625), (22240, 952875), (22500, 941864), (22935, 924000), (23100, 917400), (23352, 907500), (24200, 875700), (24325, 871200), (24464, 866250), (24750, 856240), (25020, 847000), (25200, 840950), (25410, 834000), (26250, 807312), (26400, 802725), (27104, 781875), (27225, 778400), (27500, 770616), (27522, 770000), (27720, 764500), (27800, 762300), (28000, 756855), (28875, 733920), (29040, 729750), (29190, 726000), (30000, 706398), (30250, 700560), (30492, 695000), (30580, 693000), (30800, 688050), (31136, 680625), (31275, 677600), (31500, 672760), (32109, 660000), (33000, 642180), (33360, 635250), (33638, 630000), (33880, 625500), (34650, 611600), (34750, 609840), (34848, 608125), (35000, 605484), (35028, 605000), (36000, 588665), (36300, 583800), (36696, 577500), (36960, 573375), (38115, 556000), (38225, 554400), (38500, 550440), (38920, 544500), (39375, 538208), (39600, 535150), (40032, 529375), (40656, 521250), (41250, 513744), (41700, 508200), (42000, 504570), (42350, 500400), (42812, 495000), (43560, 486500), (43785, 484000), (44000, 481635), (45000, 470932), (45375, 467040), (45870, 462000), (46200, 458700), (46704, 453750), (48125, 440352), (48400, 437850), (48650, 435600), (48928, 433125), (49500, 428120), (50040, 423500), (50400, 420475), (50457, 420000), (50820, 417000), (52125, 406560), (52500, 403656), (53515, 396000), (54450, 389200), (55000, 385308), (55044, 385000), (55440, 382250), (55600, 381150), (57750, 366960), (58080, 364875), (58380, 363000), (60000, 353199), (60500, 350280), (60984, 347500), (61160, 346500), (61600, 344025), (61875, 342496), (62550, 338800), (63000, 336380), (63525, 333600), (64218, 330000), (66000, 321090), (66720, 317625), (67276, 315000), (67760, 312750), (68805, 308000), (69300, 305800), (69500, 304920), (70000, 302742), (70056, 302500), (72600, 291900), (72975, 290400), (73392, 288750), (75625, 280224), (76230, 278000), (76450, 277200), (77000, 275220), (77840, 272250), (78750, 269104), (79200, 267575), (81312, 260625), (82500, 256872), (83400, 254100), (84000, 252285), (84095, 252000), (84700, 250200), (85624, 247500), (86625, 244640), (86875, 243936), (87120, 243250), (87570, 242000), (90000, 235466), (90750, 233520), (91740, 231000), (92400, 229350), (93408, 226875), (96250, 220176), (96327, 220000), (96800, 218925), (97300, 217800), (99000, 214060), (100080, 211750), (100914, 210000), (101640, 208500), (104250, 203280), (105000, 201828), (105875, 200160), (107030, 198000), (108900, 194600), (110000, 192654), (110088, 192500), (110880, 191125), (111200, 190575), (114675, 184800), (115500, 183480), (116760, 181500), (117733, 180000), (121000, 175140), (121625, 174240), (121968, 173750), (122320, 173250), (123750, 171248), (125100, 169400), (126000, 168190), (127050, 166800), (128436, 165000), (132000, 160545), (134552, 157500), (135520, 156375), (136125, 155680), (137610, 154000), (138600, 152900), (139000, 152460), (140000, 151371), (140112, 151250), (144375, 146784), (145200, 145950)]