21056985600

素因数分解:

$2^9\times 3^1\times 5^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:114

約数の個数: 1080

約数和(自身を含む): 88155036288

約数和(自身を除く): 67098050688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 31, 32, 35, 38, 40, 42, 48, 49, 50, 56, 57, 60, 62, 64, 70, 75, 76, 80, 84, 93, 95, 96, 98, 100, 105, 112, 114, 120, 124, 128, 133, 140, 147, 150, 152, 155, 160, 168, 175, 186, 190, 192, 196, 200, 210, 217, 224, 228, 240, 245, 248, 256, 266, 280, 285, 294, 300, 304, 310, 320, 336, 350, 361, 372, 380, 384, 392, 399, 400, 420, 434, 448, 456, 465, 475, 480, 490, 496, 512, 525, 532, 560, 570, 588, 589, 600, 608, 620, 640, 651, 665, 672, 700, 722, 735, 744, 760, 768, 775, 784, 798, 800, 840, 868, 896, 912, 930, 931, 950, 960, 980, 992, 1050, 1064, 1083, 1085, 1120, 1140, 1176, 1178, 1200, 1216, 1225, 1240, 1280, 1302, 1330, 1344, 1400, 1425, 1444, 1470, 1488, 1519, 1520, 1536, 1550, 1568, 1596, 1600, 1680, 1736, 1767, 1792, 1805, 1824, 1860, 1862, 1900, 1920, 1960, 1984, 1995, 2100, 2128, 2166, 2170, 2240, 2280, 2325, 2352, 2356, 2400, 2432, 2450, 2480, 2527, 2560, 2604, 2660, 2688, 2793, 2800, 2850, 2888, 2940, 2945, 2976, 3038, 3040, 3100, 3136, 3192, 3200, 3255, 3325, 3360, 3472, 3534, 3584, 3610, 3648, 3675, 3720, 3724, 3800, 3840, 3920, 3968, 3990, 4123, 4200, 4256, 4332, 4340, 4480, 4557, 4560, 4650, 4655, 4704, 4712, 4800, 4864, 4900, 4960, 5054, 5208, 5320, 5376, 5415, 5425, 5586, 5600, 5700, 5776, 5880, 5890, 5952, 6076, 6080, 6200, 6272, 6384, 6400, 6510, 6650, 6720, 6944, 7068, 7220, 7296, 7350, 7440, 7448, 7581, 7595, 7600, 7680, 7840, 7936, 7980, 8246, 8400, 8512, 8664, 8680, 8835, 8960, 9025, 9114, 9120, 9300, 9310, 9408, 9424, 9600, 9728, 9800, 9920, 9975, 10108, 10416, 10640, 10752, 10830, 10850, 11172, 11191, 11200, 11400, 11552, 11760, 11780, 11904, 12152, 12160, 12369, 12400, 12544, 12635, 12768, 12800, 13020, 13300, 13440, 13888, 13965, 14136, 14440, 14592, 14700, 14725, 14880, 14896, 15162, 15190, 15200, 15680, 15872, 15960, 16275, 16492, 16800, 17024, 17328, 17360, 17670, 17689, 17920, 18050, 18228, 18240, 18600, 18620, 18816, 18848, 19200, 19600, 19840, 19950, 20216, 20615, 20832, 21280, 21660, 21700, 22344, 22382, 22400, 22785, 22800, 23104, 23275, 23520, 23560, 23808, 24304, 24320, 24738, 24800, 25088, 25270, 25536, 26040, 26600, 26880, 27075, 27776, 27930, 28272, 28861, 28880, 29184, 29400, 29450, 29760, 29792, 30324, 30380, 30400, 31360, 31920, 32550, 32984, 33573, 33600, 34048, 34656, 34720, 35340, 35378, 36100, 36456, 36480, 37200, 37240, 37632, 37696, 37905, 37975, 38400, 39200, 39680, 39900, 40432, 41230, 41664, 42560, 43320, 43400, 44175, 44688, 44764, 44800, 45570, 45600, 46208, 46550, 47040, 47120, 47616, 48608, 48640, 49476, 49600, 50540, 51072, 52080, 53067, 53200, 53760, 54150, 55552, 55860, 55955, 56544, 57722, 57760, 58800, 58900, 59520, 59584, 60648, 60760, 60800, 61845, 62720, 63175, 63840, 65100, 65968, 67146, 67200, 68096, 69312, 69440, 69825, 70680, 70756, 72200, 72912, 72960, 74400, 74480, 75264, 75392, 75810, 75950, 78337, 78400, 79360, 79800, 80864, 82460, 83328, 85120, 86583, 86640, 86800, 88350, 88445, 89376, 89528, 89600, 91140, 91200, 92416, 93100, 94080, 94240, 97216, 98952, 99200, 101080, 102144, 103075, 104160, 106134, 106400, 108300, 111104, 111720, 111910, 113088, 113925, 115444, 115520, 117600, 117800, 119040, 119168, 121296, 121520, 121600, 123690, 125440, 126350, 127680, 130200, 131936, 134292, 134400, 138624, 138880, 139650, 141360, 141512, 144305, 144400, 145824, 145920, 148800, 148960, 150784, 151620, 151900, 156674, 156800, 159600, 161728, 164920, 166656, 167865, 170240, 173166, 173280, 173600, 176700, 176890, 178752, 179056, 182280, 182400, 184832, 186200, 188160, 188480, 189525, 194432, 197904, 198400, 202160, 204288, 206150, 208320, 212268, 212800, 216600, 223440, 223820, 226176, 227850, 230888, 231040, 235011, 235200, 235600, 238080, 238336, 242592, 243040, 243200, 247380, 252700, 255360, 260400, 263872, 265335, 268584, 268800, 277248, 277760, 279300, 279775, 282720, 283024, 288610, 288800, 291648, 297600, 297920, 301568, 303240, 303800, 309225, 313348, 313600, 319200, 323456, 329840, 333312, 335730, 340480, 346332, 346560, 347200, 353400, 353780, 357504, 358112, 364560, 364800, 372400, 376320, 376960, 379050, 388864, 391685, 395808, 396800, 404320, 412300, 416640, 424536, 425600, 432915, 433200, 442225, 446880, 447640, 452352, 455700, 461776, 462080, 470022, 470400, 471200, 476672, 485184, 486080, 494760, 505400, 510720, 520800, 527744, 530670, 537168, 548359, 554496, 555520, 558600, 559550, 565440, 566048, 577220, 577600, 583296, 595200, 595840, 606480, 607600, 618450, 626696, 627200, 638400, 646912, 659680, 671460, 692664, 693120, 694400, 706800, 707560, 715008, 716224, 721525, 729120, 729600, 744800, 753920, 758100, 777728, 783370, 791616, 808640, 824600, 833280, 839325, 849072, 851200, 865830, 866400, 884450, 893760, 895280, 904704, 911400, 923552, 924160, 940044, 940800, 942400, 970368, 972160, 989520, 1010800, 1021440, 1041600, 1055488, 1061340, 1074336, 1096718, 1117200, 1119100, 1130880, 1132096, 1154440, 1155200, 1166592, 1175055, 1190400, 1191680, 1212960, 1215200, 1236900, 1253392, 1276800, 1293824, 1319360, 1326675, 1342920, 1385328, 1386240, 1388800, 1413600, 1415120, 1430016, 1432448, 1443050, 1458240, 1489600, 1507840, 1516200, 1566740, 1583232, 1617280, 1645077, 1649200, 1666560, 1678650, 1698144, 1702400, 1731660, 1732800, 1768900, 1787520, 1790560, 1822800, 1847104, 1880088, 1881600, 1884800, 1940736, 1944320, 1958425, 1979040, 2021600, 2083200, 2110976, 2122680, 2148672, 2164575, 2193436, 2234400, 2238200, 2261760, 2264192, 2308880, 2310400, 2333184, 2350110, 2383360, 2425920, 2430400, 2473800, 2506784, 2553600, 2638720, 2653350, 2685840, 2741795, 2770656, 2772480, 2777600, 2827200, 2830240, 2864896, 2886100, 2916480, 2979200, 3032400, 3133480, 3166464, 3234560, 3290154, 3298400, 3357300, 3396288, 3463320, 3465600, 3537800, 3575040, 3581120, 3645600, 3694208, 3760176, 3769600, 3881472, 3888640, 3916850, 3958080, 4043200, 4166400, 4245360, 4297344, 4329150, 4386872, 4468800, 4476400, 4523520, 4528384, 4617760, 4620800, 4700220, 4851840, 4860800, 4947600, 5013568, 5107200, 5277440, 5306700, 5371680, 5483590, 5541312, 5654400, 5660480, 5729792, 5772200, 5832960, 5875275, 5958400, 6064800, 6266960, 6332928, 6469120, 6580308, 6596800, 6714600, 6792576, 6926640, 6931200, 7075600, 7150080, 7162240, 7291200, 7388416, 7520352, 7539200, 7833700, 7916160, 8086400, 8225385, 8332800, 8490720, 8594688, 8658300, 8773744, 8937600, 8952800, 9056768, 9235520, 9400440, 9703680, 9721600, 9895200, 10027136, 10554880, 10613400, 10743360, 10967180, 11082624, 11308800, 11320960, 11544400, 11665920, 11750550, 11916800, 12129600, 12533920, 13160616, 13193600, 13429200, 13585152, 13708975, 13853280, 13862400, 14151200, 14324480, 14582400, 14776832, 15040704, 15667400, 15832320, 16172800, 16450770, 16981440, 17189376, 17316600, 17547488, 17875200, 17905600, 18471040, 18800880, 19407360, 19443200, 19790400, 20054272, 21226800, 21486720, 21934360, 22165248, 22617600, 22641920, 23088800, 23501100, 24259200, 25067840, 26321232, 26387200, 26858400, 27170304, 27417950, 27706560, 28302400, 28648960, 29164800, 30081408, 31334800, 31664640, 32345600, 32901540, 33962880, 34633200, 35094976, 35750400, 35811200, 36942080, 37601760, 39580800, 40108544, 41126925, 42453600, 42973440, 43868720, 44330496, 45283840, 46177600, 47002200, 48518400, 50135680, 52642464, 52774400, 53716800, 54835900, 55413120, 56604800, 58329600, 60162816, 62669600, 65803080, 67925760, 69266400, 70189952, 71622400, 73884160, 75203520, 79161600, 82253850, 84907200, 85946880, 87737440, 92355200, 94004400, 97036800, 100271360, 105284928, 107433600, 109671800, 110826240, 113209600, 120325632, 125339200, 131606160, 135851520, 138532800, 140379904, 143244800, 150407040, 158323200, 164507700, 169814400, 175474880, 184710400, 188008800, 200542720, 210569856, 214867200, 219343600, 221652480, 226419200, 250678400, 263212320, 277065600, 280759808, 300814080, 329015400, 339628800, 350949760, 369420800, 376017600, 421139712, 429734400, 438687200, 501356800, 526424640, 554131200, 601628160, 658030800, 679257600, 701899520, 752035200, 842279424, 877374400, 1002713600, 1052849280, 1108262400, 1316061600, 1403799040, 1504070400, 1754748800, 2105698560, 2632123200, 3008140800, 3509497600, 4211397120, 5264246400, 7018995200, 10528492800, 21056985600]

約数ペア:

[(1, 21056985600), (2, 10528492800), (3, 7018995200), (4, 5264246400), (5, 4211397120), (6, 3509497600), (7, 3008140800), (8, 2632123200), (10, 2105698560), (12, 1754748800), (14, 1504070400), (15, 1403799040), (16, 1316061600), (19, 1108262400), (20, 1052849280), (21, 1002713600), (24, 877374400), (25, 842279424), (28, 752035200), (30, 701899520), (31, 679257600), (32, 658030800), (35, 601628160), (38, 554131200), (40, 526424640), (42, 501356800), (48, 438687200), (49, 429734400), (50, 421139712), (56, 376017600), (57, 369420800), (60, 350949760), (62, 339628800), (64, 329015400), (70, 300814080), (75, 280759808), (76, 277065600), (80, 263212320), (84, 250678400), (93, 226419200), (95, 221652480), (96, 219343600), (98, 214867200), (100, 210569856), (105, 200542720), (112, 188008800), (114, 184710400), (120, 175474880), (124, 169814400), (128, 164507700), (133, 158323200), (140, 150407040), (147, 143244800), (150, 140379904), (152, 138532800), (155, 135851520), (160, 131606160), (168, 125339200), (175, 120325632), (186, 113209600), (190, 110826240), (192, 109671800), (196, 107433600), (200, 105284928), (210, 100271360), (217, 97036800), (224, 94004400), (228, 92355200), (240, 87737440), (245, 85946880), (248, 84907200), (256, 82253850), (266, 79161600), (280, 75203520), (285, 73884160), (294, 71622400), (300, 70189952), (304, 69266400), (310, 67925760), (320, 65803080), (336, 62669600), (350, 60162816), (361, 58329600), (372, 56604800), (380, 55413120), (384, 54835900), (392, 53716800), (399, 52774400), (400, 52642464), (420, 50135680), (434, 48518400), (448, 47002200), (456, 46177600), (465, 45283840), (475, 44330496), (480, 43868720), (490, 42973440), (496, 42453600), (512, 41126925), (525, 40108544), (532, 39580800), (560, 37601760), (570, 36942080), (588, 35811200), (589, 35750400), (600, 35094976), (608, 34633200), (620, 33962880), (640, 32901540), (651, 32345600), (665, 31664640), (672, 31334800), (700, 30081408), (722, 29164800), (735, 28648960), (744, 28302400), (760, 27706560), (768, 27417950), (775, 27170304), (784, 26858400), (798, 26387200), (800, 26321232), (840, 25067840), (868, 24259200), (896, 23501100), (912, 23088800), (930, 22641920), (931, 22617600), (950, 22165248), (960, 21934360), (980, 21486720), (992, 21226800), (1050, 20054272), (1064, 19790400), (1083, 19443200), (1085, 19407360), (1120, 18800880), (1140, 18471040), (1176, 17905600), (1178, 17875200), (1200, 17547488), (1216, 17316600), (1225, 17189376), (1240, 16981440), (1280, 16450770), (1302, 16172800), (1330, 15832320), (1344, 15667400), (1400, 15040704), (1425, 14776832), (1444, 14582400), (1470, 14324480), (1488, 14151200), (1519, 13862400), (1520, 13853280), (1536, 13708975), (1550, 13585152), (1568, 13429200), (1596, 13193600), (1600, 13160616), (1680, 12533920), (1736, 12129600), (1767, 11916800), (1792, 11750550), (1805, 11665920), (1824, 11544400), (1860, 11320960), (1862, 11308800), (1900, 11082624), (1920, 10967180), (1960, 10743360), (1984, 10613400), (1995, 10554880), (2100, 10027136), (2128, 9895200), (2166, 9721600), (2170, 9703680), (2240, 9400440), (2280, 9235520), (2325, 9056768), (2352, 8952800), (2356, 8937600), (2400, 8773744), (2432, 8658300), (2450, 8594688), (2480, 8490720), (2527, 8332800), (2560, 8225385), (2604, 8086400), (2660, 7916160), (2688, 7833700), (2793, 7539200), (2800, 7520352), (2850, 7388416), (2888, 7291200), (2940, 7162240), (2945, 7150080), (2976, 7075600), (3038, 6931200), (3040, 6926640), (3100, 6792576), (3136, 6714600), (3192, 6596800), (3200, 6580308), (3255, 6469120), (3325, 6332928), (3360, 6266960), (3472, 6064800), (3534, 5958400), (3584, 5875275), (3610, 5832960), (3648, 5772200), (3675, 5729792), (3720, 5660480), (3724, 5654400), (3800, 5541312), (3840, 5483590), (3920, 5371680), (3968, 5306700), (3990, 5277440), (4123, 5107200), (4200, 5013568), (4256, 4947600), (4332, 4860800), (4340, 4851840), (4480, 4700220), (4557, 4620800), (4560, 4617760), (4650, 4528384), (4655, 4523520), (4704, 4476400), (4712, 4468800), (4800, 4386872), (4864, 4329150), (4900, 4297344), (4960, 4245360), (5054, 4166400), (5208, 4043200), (5320, 3958080), (5376, 3916850), (5415, 3888640), (5425, 3881472), (5586, 3769600), (5600, 3760176), (5700, 3694208), (5776, 3645600), (5880, 3581120), (5890, 3575040), (5952, 3537800), (6076, 3465600), (6080, 3463320), (6200, 3396288), (6272, 3357300), (6384, 3298400), (6400, 3290154), (6510, 3234560), (6650, 3166464), (6720, 3133480), (6944, 3032400), (7068, 2979200), (7220, 2916480), (7296, 2886100), (7350, 2864896), (7440, 2830240), (7448, 2827200), (7581, 2777600), (7595, 2772480), (7600, 2770656), (7680, 2741795), (7840, 2685840), (7936, 2653350), (7980, 2638720), (8246, 2553600), (8400, 2506784), (8512, 2473800), (8664, 2430400), (8680, 2425920), (8835, 2383360), (8960, 2350110), (9025, 2333184), (9114, 2310400), (9120, 2308880), (9300, 2264192), (9310, 2261760), (9408, 2238200), (9424, 2234400), (9600, 2193436), (9728, 2164575), (9800, 2148672), (9920, 2122680), (9975, 2110976), (10108, 2083200), (10416, 2021600), (10640, 1979040), (10752, 1958425), (10830, 1944320), (10850, 1940736), (11172, 1884800), (11191, 1881600), (11200, 1880088), (11400, 1847104), (11552, 1822800), (11760, 1790560), (11780, 1787520), (11904, 1768900), (12152, 1732800), (12160, 1731660), (12369, 1702400), (12400, 1698144), (12544, 1678650), (12635, 1666560), (12768, 1649200), (12800, 1645077), (13020, 1617280), (13300, 1583232), (13440, 1566740), (13888, 1516200), (13965, 1507840), (14136, 1489600), (14440, 1458240), (14592, 1443050), (14700, 1432448), (14725, 1430016), (14880, 1415120), (14896, 1413600), (15162, 1388800), (15190, 1386240), (15200, 1385328), (15680, 1342920), (15872, 1326675), (15960, 1319360), (16275, 1293824), (16492, 1276800), (16800, 1253392), (17024, 1236900), (17328, 1215200), (17360, 1212960), (17670, 1191680), (17689, 1190400), (17920, 1175055), (18050, 1166592), (18228, 1155200), (18240, 1154440), (18600, 1132096), (18620, 1130880), (18816, 1119100), (18848, 1117200), (19200, 1096718), (19600, 1074336), (19840, 1061340), (19950, 1055488), (20216, 1041600), (20615, 1021440), (20832, 1010800), (21280, 989520), (21660, 972160), (21700, 970368), (22344, 942400), (22382, 940800), (22400, 940044), (22785, 924160), (22800, 923552), (23104, 911400), (23275, 904704), (23520, 895280), (23560, 893760), (23808, 884450), (24304, 866400), (24320, 865830), (24738, 851200), (24800, 849072), (25088, 839325), (25270, 833280), (25536, 824600), (26040, 808640), (26600, 791616), (26880, 783370), (27075, 777728), (27776, 758100), (27930, 753920), (28272, 744800), (28861, 729600), (28880, 729120), (29184, 721525), (29400, 716224), (29450, 715008), (29760, 707560), (29792, 706800), (30324, 694400), (30380, 693120), (30400, 692664), (31360, 671460), (31920, 659680), (32550, 646912), (32984, 638400), (33573, 627200), (33600, 626696), (34048, 618450), (34656, 607600), (34720, 606480), (35340, 595840), (35378, 595200), (36100, 583296), (36456, 577600), (36480, 577220), (37200, 566048), (37240, 565440), (37632, 559550), (37696, 558600), (37905, 555520), (37975, 554496), (38400, 548359), (39200, 537168), (39680, 530670), (39900, 527744), (40432, 520800), (41230, 510720), (41664, 505400), (42560, 494760), (43320, 486080), (43400, 485184), (44175, 476672), (44688, 471200), (44764, 470400), (44800, 470022), (45570, 462080), (45600, 461776), (46208, 455700), (46550, 452352), (47040, 447640), (47120, 446880), (47616, 442225), (48608, 433200), (48640, 432915), (49476, 425600), (49600, 424536), (50540, 416640), (51072, 412300), (52080, 404320), (53067, 396800), (53200, 395808), (53760, 391685), (54150, 388864), (55552, 379050), (55860, 376960), (55955, 376320), (56544, 372400), (57722, 364800), (57760, 364560), (58800, 358112), (58900, 357504), (59520, 353780), (59584, 353400), (60648, 347200), (60760, 346560), (60800, 346332), (61845, 340480), (62720, 335730), (63175, 333312), (63840, 329840), (65100, 323456), (65968, 319200), (67146, 313600), (67200, 313348), (68096, 309225), (69312, 303800), (69440, 303240), (69825, 301568), (70680, 297920), (70756, 297600), (72200, 291648), (72912, 288800), (72960, 288610), (74400, 283024), (74480, 282720), (75264, 279775), (75392, 279300), (75810, 277760), (75950, 277248), (78337, 268800), (78400, 268584), (79360, 265335), (79800, 263872), (80864, 260400), (82460, 255360), (83328, 252700), (85120, 247380), (86583, 243200), (86640, 243040), (86800, 242592), (88350, 238336), (88445, 238080), (89376, 235600), (89528, 235200), (89600, 235011), (91140, 231040), (91200, 230888), (92416, 227850), (93100, 226176), (94080, 223820), (94240, 223440), (97216, 216600), (98952, 212800), (99200, 212268), (101080, 208320), (102144, 206150), (103075, 204288), (104160, 202160), (106134, 198400), (106400, 197904), (108300, 194432), (111104, 189525), (111720, 188480), (111910, 188160), (113088, 186200), (113925, 184832), (115444, 182400), (115520, 182280), (117600, 179056), (117800, 178752), (119040, 176890), (119168, 176700), (121296, 173600), (121520, 173280), (121600, 173166), (123690, 170240), (125440, 167865), (126350, 166656), (127680, 164920), (130200, 161728), (131936, 159600), (134292, 156800), (134400, 156674), (138624, 151900), (138880, 151620), (139650, 150784), (141360, 148960), (141512, 148800), (144305, 145920), (144400, 145824)]