20449497600

素因数分解:

$2^9\times 3^3\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 960

約数和(自身を含む): 87680102400

約数和(自身を除く): 67230604800

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, 79, 80, 84, 90, 96, 100, 105, 107, 108, 112, 120, 126, 128, 135, 140, 144, 150, 158, 160, 168, 175, 180, 189, 192, 200, 210, 214, 216, 224, 225, 237, 240, 252, 256, 270, 280, 288, 300, 315, 316, 320, 321, 336, 350, 360, 378, 384, 395, 400, 420, 428, 432, 448, 450, 474, 480, 504, 512, 525, 535, 540, 553, 560, 576, 600, 630, 632, 640, 642, 672, 675, 700, 711, 720, 749, 756, 768, 790, 800, 840, 856, 864, 896, 900, 945, 948, 960, 963, 1008, 1050, 1070, 1080, 1106, 1120, 1152, 1185, 1200, 1260, 1264, 1280, 1284, 1344, 1350, 1400, 1422, 1440, 1498, 1512, 1536, 1575, 1580, 1600, 1605, 1659, 1680, 1712, 1728, 1792, 1800, 1890, 1896, 1920, 1926, 1975, 2016, 2100, 2133, 2140, 2160, 2212, 2240, 2247, 2304, 2370, 2400, 2520, 2528, 2560, 2568, 2675, 2688, 2700, 2765, 2800, 2844, 2880, 2889, 2996, 3024, 3150, 3160, 3200, 3210, 3318, 3360, 3424, 3456, 3555, 3584, 3600, 3745, 3780, 3792, 3840, 3852, 3950, 4032, 4200, 4266, 4280, 4320, 4424, 4480, 4494, 4608, 4725, 4740, 4800, 4815, 4977, 5040, 5056, 5136, 5350, 5376, 5400, 5530, 5600, 5688, 5760, 5778, 5925, 5992, 6048, 6300, 6320, 6400, 6420, 6636, 6720, 6741, 6848, 6912, 7110, 7200, 7490, 7560, 7584, 7680, 7704, 7900, 8025, 8064, 8295, 8400, 8453, 8532, 8560, 8640, 8848, 8960, 8988, 9450, 9480, 9600, 9630, 9954, 10080, 10112, 10272, 10665, 10700, 10752, 10800, 11060, 11200, 11235, 11376, 11520, 11556, 11850, 11984, 12096, 12600, 12640, 12800, 12840, 13272, 13440, 13482, 13696, 13824, 13825, 14220, 14400, 14445, 14931, 14980, 15120, 15168, 15408, 15800, 16050, 16128, 16590, 16800, 16906, 17064, 17120, 17280, 17696, 17775, 17920, 17976, 18725, 18900, 18960, 19200, 19260, 19908, 20160, 20223, 20224, 20544, 21330, 21400, 21600, 22120, 22400, 22470, 22752, 23040, 23112, 23700, 23968, 24075, 24192, 24885, 25200, 25280, 25359, 25680, 26544, 26880, 26964, 27392, 27650, 28440, 28800, 28890, 29862, 29960, 30240, 30336, 30816, 31600, 32100, 32256, 33180, 33600, 33705, 33812, 34128, 34240, 34560, 35392, 35550, 35952, 37450, 37800, 37920, 38400, 38520, 39816, 40320, 40446, 40448, 41088, 41475, 42265, 42660, 42800, 43200, 44240, 44800, 44940, 45504, 46224, 47400, 47936, 48150, 48384, 49770, 50400, 50560, 50718, 51360, 53088, 53325, 53760, 53928, 54784, 55300, 56175, 56880, 57600, 57780, 59171, 59724, 59920, 60480, 60672, 61632, 63200, 64200, 66360, 67200, 67410, 67624, 68256, 68480, 69120, 70784, 71100, 71904, 72225, 74655, 74900, 75600, 75840, 76077, 77040, 79632, 80640, 80892, 82176, 82950, 84530, 85320, 85600, 86400, 88480, 89600, 89880, 91008, 92448, 94800, 95872, 96300, 96768, 99540, 100800, 101115, 101120, 101436, 102720, 106176, 106650, 107856, 110600, 112350, 113760, 115200, 115560, 118342, 119448, 119840, 120960, 121344, 123264, 124425, 126400, 126795, 128400, 132720, 134400, 134820, 135248, 136512, 136960, 141568, 142200, 143808, 144450, 149310, 149800, 151200, 151680, 152154, 154080, 159264, 161280, 161784, 164352, 165900, 168525, 169060, 170640, 171200, 172800, 176960, 177513, 179760, 182016, 184896, 189600, 191744, 192600, 199080, 201600, 202230, 202240, 202872, 205440, 211325, 212352, 213300, 215712, 221200, 224700, 227520, 228231, 231120, 236684, 238896, 239680, 241920, 246528, 248850, 252800, 253590, 256800, 265440, 268800, 269640, 270496, 273024, 273920, 283136, 284400, 287616, 288900, 295855, 298620, 299600, 302400, 303360, 304308, 308160, 318528, 323568, 331800, 337050, 338120, 341280, 342400, 345600, 353920, 355026, 359520, 364032, 369792, 373275, 379200, 380385, 383488, 385200, 398160, 403200, 404460, 405744, 410880, 422650, 424704, 426600, 431424, 442400, 449400, 455040, 456462, 462240, 473368, 477792, 479360, 483840, 493056, 497700, 505575, 505600, 507180, 513600, 530880, 532539, 539280, 540992, 546048, 568800, 575232, 577800, 591710, 597240, 599200, 604800, 606720, 608616, 616320, 633975, 637056, 647136, 663600, 674100, 676240, 682560, 684800, 707840, 710052, 719040, 739584, 746550, 758400, 760770, 770400, 796320, 806400, 808920, 811488, 821760, 845300, 849408, 853200, 862848, 884800, 887565, 898800, 910080, 912924, 924480, 946736, 955584, 958720, 995400, 1011150, 1011200, 1014360, 1027200, 1061760, 1065078, 1078560, 1081984, 1092096, 1137600, 1141155, 1150464, 1155600, 1183420, 1194480, 1198400, 1209600, 1217232, 1232640, 1267950, 1274112, 1294272, 1327200, 1348200, 1352480, 1365120, 1369600, 1415680, 1420104, 1438080, 1479168, 1479275, 1493100, 1516800, 1521540, 1540800, 1592640, 1597617, 1617840, 1622976, 1690600, 1706400, 1725696, 1769600, 1775130, 1797600, 1820160, 1825848, 1848960, 1893472, 1901925, 1911168, 1917440, 1990800, 2022300, 2028720, 2054400, 2123520, 2130156, 2157120, 2163968, 2275200, 2282310, 2311200, 2366840, 2388960, 2396800, 2419200, 2434464, 2465280, 2535900, 2548224, 2588544, 2654400, 2662695, 2696400, 2704960, 2730240, 2840208, 2876160, 2958550, 2986200, 3033600, 3043080, 3081600, 3185280, 3195234, 3235680, 3245952, 3381200, 3412800, 3451392, 3539200, 3550260, 3595200, 3651696, 3697920, 3786944, 3803850, 3822336, 3981600, 4044600, 4057440, 4108800, 4247040, 4260312, 4314240, 4327936, 4437825, 4550400, 4564620, 4622400, 4733680, 4777920, 4793600, 4868928, 5071800, 5177088, 5308800, 5325390, 5392800, 5409920, 5460480, 5680416, 5705775, 5752320, 5917100, 5972400, 6086160, 6163200, 6370560, 6390468, 6471360, 6491904, 6762400, 6825600, 7078400, 7100520, 7190400, 7303392, 7395840, 7573888, 7607700, 7644672, 7963200, 7988085, 8089200, 8114880, 8520624, 8628480, 8875650, 9100800, 9129240, 9244800, 9467360, 9555840, 9587200, 9737856, 10143600, 10354176, 10617600, 10650780, 10785600, 10819840, 11360832, 11411550, 11834200, 11944800, 12172320, 12326400, 12741120, 12780936, 12942720, 12983808, 13313475, 13524800, 13651200, 14201040, 14380800, 14606784, 15147776, 15215400, 15926400, 15976170, 16178400, 16229760, 17041248, 17256960, 17751300, 18258480, 18489600, 18934720, 19111680, 19475712, 20287200, 21235200, 21301560, 21571200, 21639680, 22721664, 22823100, 23668400, 23889600, 24344640, 25561872, 25885440, 26626950, 27049600, 27302400, 28402080, 28761600, 29213568, 30295552, 30430800, 31852800, 31952340, 32356800, 32459520, 34082496, 35502600, 36516960, 36979200, 37869440, 38223360, 38951424, 39940425, 40574400, 42603120, 43142400, 45443328, 45646200, 47336800, 47779200, 48689280, 51123744, 51770880, 53253900, 54099200, 56804160, 58427136, 60861600, 63705600, 63904680, 64713600, 64919040, 68164992, 71005200, 73033920, 75738880, 79880850, 81148800, 85206240, 86284800, 90886656, 91292400, 94673600, 95558400, 97378560, 102247488, 106507800, 108198400, 113608320, 116854272, 121723200, 127809360, 129427200, 136329984, 142010400, 146067840, 151477760, 159761700, 162297600, 170412480, 182584800, 189347200, 191116800, 194757120, 204494976, 213015600, 227216640, 243446400, 255618720, 258854400, 272659968, 284020800, 292135680, 319523400, 324595200, 340824960, 365169600, 378694400, 408989952, 426031200, 454433280, 486892800, 511237440, 568041600, 584271360, 639046800, 681649920, 730339200, 757388800, 817979904, 852062400, 973785600, 1022474880, 1136083200, 1278093600, 1363299840, 1460678400, 1704124800, 2044949760, 2272166400, 2556187200, 2921356800, 3408249600, 4089899520, 5112374400, 6816499200, 10224748800, 20449497600]

約数ペア:

[(1, 20449497600), (2, 10224748800), (3, 6816499200), (4, 5112374400), (5, 4089899520), (6, 3408249600), (7, 2921356800), (8, 2556187200), (9, 2272166400), (10, 2044949760), (12, 1704124800), (14, 1460678400), (15, 1363299840), (16, 1278093600), (18, 1136083200), (20, 1022474880), (21, 973785600), (24, 852062400), (25, 817979904), (27, 757388800), (28, 730339200), (30, 681649920), (32, 639046800), (35, 584271360), (36, 568041600), (40, 511237440), (42, 486892800), (45, 454433280), (48, 426031200), (50, 408989952), (54, 378694400), (56, 365169600), (60, 340824960), (63, 324595200), (64, 319523400), (70, 292135680), (72, 284020800), (75, 272659968), (79, 258854400), (80, 255618720), (84, 243446400), (90, 227216640), (96, 213015600), (100, 204494976), (105, 194757120), (107, 191116800), (108, 189347200), (112, 182584800), (120, 170412480), (126, 162297600), (128, 159761700), (135, 151477760), (140, 146067840), (144, 142010400), (150, 136329984), (158, 129427200), (160, 127809360), (168, 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25885440), (800, 25561872), (840, 24344640), (856, 23889600), (864, 23668400), (896, 22823100), (900, 22721664), (945, 21639680), (948, 21571200), (960, 21301560), (963, 21235200), (1008, 20287200), (1050, 19475712), (1070, 19111680), (1080, 18934720), (1106, 18489600), (1120, 18258480), (1152, 17751300), (1185, 17256960), (1200, 17041248), (1260, 16229760), (1264, 16178400), (1280, 15976170), (1284, 15926400), (1344, 15215400), (1350, 15147776), (1400, 14606784), (1422, 14380800), (1440, 14201040), (1498, 13651200), (1512, 13524800), (1536, 13313475), (1575, 12983808), (1580, 12942720), (1600, 12780936), (1605, 12741120), (1659, 12326400), (1680, 12172320), (1712, 11944800), (1728, 11834200), (1792, 11411550), (1800, 11360832), (1890, 10819840), (1896, 10785600), (1920, 10650780), (1926, 10617600), (1975, 10354176), (2016, 10143600), (2100, 9737856), (2133, 9587200), (2140, 9555840), (2160, 9467360), (2212, 9244800), (2240, 9129240), (2247, 9100800), (2304, 8875650), (2370, 8628480), (2400, 8520624), (2520, 8114880), (2528, 8089200), (2560, 7988085), (2568, 7963200), (2675, 7644672), (2688, 7607700), (2700, 7573888), (2765, 7395840), (2800, 7303392), (2844, 7190400), (2880, 7100520), (2889, 7078400), (2996, 6825600), (3024, 6762400), (3150, 6491904), (3160, 6471360), (3200, 6390468), (3210, 6370560), (3318, 6163200), (3360, 6086160), (3424, 5972400), (3456, 5917100), (3555, 5752320), (3584, 5705775), (3600, 5680416), (3745, 5460480), (3780, 5409920), (3792, 5392800), (3840, 5325390), (3852, 5308800), (3950, 5177088), (4032, 5071800), (4200, 4868928), (4266, 4793600), (4280, 4777920), (4320, 4733680), (4424, 4622400), (4480, 4564620), (4494, 4550400), (4608, 4437825), (4725, 4327936), (4740, 4314240), (4800, 4260312), (4815, 4247040), (4977, 4108800), (5040, 4057440), (5056, 4044600), (5136, 3981600), (5350, 3822336), (5376, 3803850), (5400, 3786944), (5530, 3697920), (5600, 3651696), (5688, 3595200), (5760, 3550260), (5778, 3539200), (5925, 3451392), (5992, 3412800), (6048, 3381200), (6300, 3245952), (6320, 3235680), (6400, 3195234), (6420, 3185280), (6636, 3081600), (6720, 3043080), (6741, 3033600), (6848, 2986200), (6912, 2958550), (7110, 2876160), (7200, 2840208), (7490, 2730240), (7560, 2704960), (7584, 2696400), (7680, 2662695), (7704, 2654400), (7900, 2588544), (8025, 2548224), (8064, 2535900), (8295, 2465280), (8400, 2434464), (8453, 2419200), (8532, 2396800), (8560, 2388960), (8640, 2366840), (8848, 2311200), (8960, 2282310), (8988, 2275200), (9450, 2163968), (9480, 2157120), (9600, 2130156), (9630, 2123520), (9954, 2054400), (10080, 2028720), (10112, 2022300), (10272, 1990800), (10665, 1917440), (10700, 1911168), (10752, 1901925), (10800, 1893472), (11060, 1848960), (11200, 1825848), (11235, 1820160), (11376, 1797600), (11520, 1775130), (11556, 1769600), (11850, 1725696), (11984, 1706400), (12096, 1690600), (12600, 1622976), (12640, 1617840), (12800, 1597617), (12840, 1592640), (13272, 1540800), (13440, 1521540), (13482, 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(27650, 739584), (28440, 719040), (28800, 710052), (28890, 707840), (29862, 684800), (29960, 682560), (30240, 676240), (30336, 674100), (30816, 663600), (31600, 647136), (32100, 637056), (32256, 633975), (33180, 616320), (33600, 608616), (33705, 606720), (33812, 604800), (34128, 599200), (34240, 597240), (34560, 591710), (35392, 577800), (35550, 575232), (35952, 568800), (37450, 546048), (37800, 540992), (37920, 539280), (38400, 532539), (38520, 530880), (39816, 513600), (40320, 507180), (40446, 505600), (40448, 505575), (41088, 497700), (41475, 493056), (42265, 483840), (42660, 479360), (42800, 477792), (43200, 473368), (44240, 462240), (44800, 456462), (44940, 455040), (45504, 449400), (46224, 442400), (47400, 431424), (47936, 426600), (48150, 424704), (48384, 422650), (49770, 410880), (50400, 405744), (50560, 404460), (50718, 403200), (51360, 398160), (53088, 385200), (53325, 383488), (53760, 380385), (53928, 379200), (54784, 373275), (55300, 369792), (56175, 364032), (56880, 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177513), (115560, 176960), (118342, 172800), (119448, 171200), (119840, 170640), (120960, 169060), (121344, 168525), (123264, 165900), (124425, 164352), (126400, 161784), (126795, 161280), (128400, 159264), (132720, 154080), (134400, 152154), (134820, 151680), (135248, 151200), (136512, 149800), (136960, 149310), (141568, 144450), (142200, 143808)]