20791221360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 960

約数和(自身を含む): 86178484224

約数和(自身を除く): 65387262864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 41, 42, 48, 49, 52, 56, 60, 62, 65, 70, 78, 80, 82, 84, 91, 93, 98, 104, 105, 107, 112, 120, 123, 124, 130, 140, 147, 155, 156, 164, 168, 182, 186, 195, 196, 205, 208, 210, 214, 217, 240, 245, 246, 248, 260, 273, 280, 287, 294, 310, 312, 321, 328, 336, 364, 372, 390, 392, 403, 410, 420, 428, 434, 455, 465, 490, 492, 496, 520, 533, 535, 546, 560, 574, 588, 615, 620, 624, 637, 642, 651, 656, 728, 735, 744, 749, 780, 784, 806, 820, 840, 856, 861, 868, 910, 930, 980, 984, 1040, 1066, 1070, 1085, 1092, 1148, 1176, 1209, 1230, 1240, 1271, 1274, 1284, 1302, 1365, 1391, 1435, 1456, 1470, 1488, 1498, 1519, 1560, 1599, 1605, 1612, 1640, 1680, 1712, 1722, 1736, 1820, 1860, 1911, 1960, 1968, 2009, 2015, 2132, 2140, 2170, 2184, 2247, 2296, 2352, 2418, 2460, 2480, 2542, 2548, 2568, 2604, 2665, 2730, 2782, 2821, 2870, 2940, 2996, 3038, 3120, 3185, 3198, 3210, 3224, 3255, 3280, 3317, 3444, 3472, 3640, 3720, 3731, 3745, 3813, 3822, 3920, 4018, 4030, 4173, 4264, 4280, 4305, 4340, 4368, 4387, 4494, 4557, 4592, 4836, 4920, 5084, 5096, 5136, 5208, 5243, 5330, 5460, 5564, 5642, 5740, 5880, 5992, 6027, 6045, 6076, 6355, 6370, 6396, 6420, 6448, 6510, 6634, 6888, 6955, 7280, 7440, 7462, 7490, 7595, 7626, 7644, 7995, 8036, 8060, 8346, 8463, 8528, 8560, 8610, 8680, 8774, 8897, 8988, 9114, 9555, 9672, 9737, 9840, 9951, 10045, 10168, 10192, 10416, 10486, 10660, 10920, 11128, 11193, 11235, 11284, 11480, 11760, 11984, 12054, 12090, 12152, 12710, 12740, 12792, 12840, 13020, 13161, 13268, 13776, 13910, 14105, 14924, 14980, 15190, 15252, 15288, 15729, 15990, 16072, 16120, 16523, 16585, 16692, 16926, 17220, 17360, 17548, 17794, 17976, 18228, 18655, 19065, 19110, 19344, 19474, 19747, 19902, 20090, 20336, 20865, 20972, 21320, 21840, 21935, 22256, 22386, 22470, 22568, 22785, 22960, 23219, 24108, 24180, 24304, 25420, 25480, 25584, 25680, 26040, 26117, 26215, 26322, 26536, 26691, 27820, 28210, 29211, 29848, 29960, 30135, 30380, 30504, 30576, 30709, 31458, 31980, 32144, 32240, 33046, 33170, 33384, 33852, 34440, 35096, 35588, 35952, 36456, 37310, 38130, 38220, 38948, 39494, 39804, 40180, 41730, 41944, 42315, 42640, 43121, 43870, 44485, 44772, 44940, 45136, 45570, 46438, 48216, 48360, 48685, 49569, 49755, 50840, 50960, 52080, 52234, 52430, 52644, 53072, 53382, 55640, 55965, 56420, 57031, 58422, 59241, 59696, 59920, 60270, 60760, 61008, 61418, 62279, 62916, 63960, 65805, 66092, 66340, 66768, 67704, 68159, 68880, 69657, 70192, 71176, 72912, 74620, 76260, 76440, 77896, 78351, 78645, 78988, 79608, 80360, 82615, 83460, 83888, 84630, 86242, 87740, 88970, 89544, 89880, 91140, 92127, 92876, 96432, 96720, 97370, 98735, 99138, 99510, 101680, 104468, 104860, 105288, 106764, 111280, 111930, 112840, 114062, 115661, 116095, 116844, 118482, 120540, 121520, 122836, 124558, 125832, 127920, 129363, 130585, 131610, 132184, 132680, 133455, 135408, 135997, 136318, 139314, 142352, 146055, 149240, 152520, 152880, 153545, 155792, 156702, 157290, 157976, 159216, 160720, 162533, 165230, 166920, 169260, 171093, 172484, 175480, 177940, 179088, 179760, 182280, 184254, 185752, 186837, 194740, 197470, 198276, 199020, 204477, 208936, 209720, 210576, 213528, 214963, 215605, 223860, 225680, 228124, 231322, 232190, 233688, 236964, 241080, 245672, 247845, 249116, 251664, 258726, 261170, 263220, 264368, 265360, 266910, 271994, 272636, 278628, 285155, 292110, 296205, 298480, 301847, 305040, 307090, 311395, 313404, 314580, 315952, 325066, 330460, 333840, 338520, 340795, 342186, 344968, 346983, 348285, 350960, 355880, 364560, 368508, 371504, 373674, 389480, 391755, 394940, 396552, 398040, 399217, 407991, 408954, 417872, 419440, 427056, 429926, 431210, 447720, 456248, 460635, 462644, 464380, 467376, 473928, 482160, 487599, 491344, 495690, 498232, 517452, 522340, 526440, 533820, 543988, 545272, 557256, 570310, 578305, 584220, 592410, 603694, 614180, 622790, 626808, 629160, 644889, 646815, 650132, 660920, 677040, 679985, 681590, 684372, 689936, 693966, 696570, 711760, 737016, 747348, 778960, 783510, 789880, 793104, 796080, 798434, 809627, 812665, 815982, 817908, 855465, 859852, 862420, 895440, 905541, 912496, 921270, 925288, 928760, 934185, 947856, 951979, 975198, 991380, 996464, 1022385, 1034904, 1044680, 1052880, 1067640, 1074815, 1087976, 1090544, 1114512, 1140620, 1156610, 1168440, 1184820, 1197651, 1207388, 1228360, 1245580, 1253616, 1258320, 1289778, 1293630, 1300264, 1321840, 1359970, 1363180, 1368744, 1387932, 1393140, 1474032, 1494696, 1509235, 1567020, 1579760, 1596868, 1619254, 1625330, 1631964, 1635816, 1710930, 1719704, 1724840, 1734915, 1767961, 1811082, 1842540, 1850576, 1857520, 1868370, 1903958, 1950396, 1982760, 1996085, 2039955, 2044770, 2069808, 2089360, 2112929, 2135280, 2149630, 2175952, 2281240, 2313220, 2336880, 2369640, 2395302, 2414776, 2428881, 2437995, 2456720, 2491160, 2579556, 2587260, 2600528, 2719940, 2726360, 2737488, 2775864, 2786280, 2794519, 2855937, 2989392, 3018470, 3134040, 3193736, 3224445, 3238508, 3250660, 3263928, 3271632, 3421860, 3439408, 3449680, 3469830, 3535922, 3622164, 3685080, 3736740, 3807916, 3900792, 3965520, 3992170, 4048135, 4079910, 4089540, 4225858, 4299260, 4527705, 4562480, 4626440, 4739280, 4759895, 4790604, 4829552, 4857762, 4875990, 4982320, 5159112, 5174520, 5303883, 5439880, 5452720, 5551728, 5572560, 5589038, 5711874, 5988255, 6036940, 6268080, 6338787, 6387472, 6448890, 6477016, 6501320, 6527856, 6663853, 6843720, 6939660, 7071844, 7244328, 7370160, 7473480, 7615832, 7801584, 7984340, 8096270, 8159820, 8179080, 8383557, 8451716, 8598520, 8839805, 9055410, 9252880, 9519790, 9581208, 9715524, 9751980, 10318224, 10349040, 10564645, 10607766, 10879760, 11178076, 11423748, 11976510, 12073880, 12144405, 12375727, 12677574, 12897780, 12954032, 13002640, 13327706, 13687440, 13879320, 13972595, 14143688, 14279685, 14488656, 14946960, 15231664, 15968680, 16192540, 16319640, 16358160, 16767114, 16903432, 17197040, 17679610, 18110820, 19039580, 19162416, 19431048, 19503960, 19991559, 21129290, 21215532, 22356152, 22847496, 23953020, 24147760, 24288810, 24751454, 25355148, 25795560, 26519415, 26655412, 27758640, 27945190, 28287376, 28559370, 31693935, 31937360, 32385080, 32639280, 33319265, 33534228, 33806864, 35359220, 36221640, 37127181, 38079160, 38862096, 39007920, 39983118, 41917785, 42258580, 42431064, 44712304, 45694992, 47906040, 48577620, 49502908, 50710296, 51591120, 53038830, 53310824, 55890380, 57118740, 61878635, 63387870, 64770160, 66638530, 67068456, 70718440, 72443280, 74254362, 76158320, 79966236, 83835570, 84517160, 84862128, 86630089, 95812080, 97155240, 99005816, 99957795, 101420592, 106077660, 106621648, 111780760, 114237480, 123757270, 126775740, 133277060, 134136912, 141436880, 148508724, 159932472, 167671140, 169034320, 173260178, 185635905, 194310480, 198011632, 199915590, 212155320, 223561520, 228474960, 247514540, 253551480, 259890267, 266554120, 297017448, 319864944, 335342280, 346520356, 371271810, 399831180, 424310640, 433150445, 495029080, 507102960, 519780534, 533108240, 594034896, 670684560, 693040712, 742543620, 799662360, 866300890, 990058160, 1039561068, 1299451335, 1386081424, 1485087240, 1599324720, 1732601780, 2079122136, 2598902670, 2970174480, 3465203560, 4158244272, 5197805340, 6930407120, 10395610680, 20791221360]

約数ペア:

[(1, 20791221360), (2, 10395610680), (3, 6930407120), (4, 5197805340), (5, 4158244272), (6, 3465203560), (7, 2970174480), (8, 2598902670), (10, 2079122136), (12, 1732601780), (13, 1599324720), (14, 1485087240), (15, 1386081424), (16, 1299451335), (20, 1039561068), (21, 990058160), (24, 866300890), (26, 799662360), (28, 742543620), (30, 693040712), (31, 670684560), (35, 594034896), (39, 533108240), (40, 519780534), (41, 507102960), (42, 495029080), (48, 433150445), (49, 424310640), (52, 399831180), (56, 371271810), (60, 346520356), (62, 335342280), (65, 319864944), (70, 297017448), (78, 266554120), (80, 259890267), (82, 253551480), (84, 247514540), (91, 228474960), (93, 223561520), (98, 212155320), (104, 199915590), (105, 198011632), (107, 194310480), (112, 185635905), (120, 173260178), (123, 169034320), (124, 167671140), (130, 159932472), (140, 148508724), (147, 141436880), (155, 134136912), (156, 133277060), (164, 126775740), (168, 123757270), (182, 114237480), (186, 111780760), (195, 106621648), (196, 106077660), (205, 101420592), (208, 99957795), (210, 99005816), (214, 97155240), (217, 95812080), (240, 86630089), (245, 84862128), (246, 84517160), (248, 83835570), (260, 79966236), (273, 76158320), (280, 74254362), (287, 72443280), (294, 70718440), (310, 67068456), (312, 66638530), (321, 64770160), (328, 63387870), (336, 61878635), (364, 57118740), (372, 55890380), (390, 53310824), (392, 53038830), (403, 51591120), (410, 50710296), (420, 49502908), (428, 48577620), (434, 47906040), (455, 45694992), (465, 44712304), (490, 42431064), (492, 42258580), (496, 41917785), (520, 39983118), (533, 39007920), (535, 38862096), (546, 38079160), (560, 37127181), (574, 36221640), (588, 35359220), (615, 33806864), (620, 33534228), (624, 33319265), (637, 32639280), (642, 32385080), (651, 31937360), (656, 31693935), (728, 28559370), (735, 28287376), (744, 27945190), (749, 27758640), (780, 26655412), (784, 26519415), (806, 25795560), (820, 25355148), (840, 24751454), (856, 24288810), (861, 24147760), (868, 23953020), (910, 22847496), (930, 22356152), (980, 21215532), (984, 21129290), (1040, 19991559), (1066, 19503960), (1070, 19431048), (1085, 19162416), (1092, 19039580), (1148, 18110820), (1176, 17679610), (1209, 17197040), (1230, 16903432), (1240, 16767114), (1271, 16358160), (1274, 16319640), (1284, 16192540), (1302, 15968680), (1365, 15231664), (1391, 14946960), (1435, 14488656), (1456, 14279685), (1470, 14143688), (1488, 13972595), (1498, 13879320), (1519, 13687440), (1560, 13327706), (1599, 13002640), (1605, 12954032), (1612, 12897780), (1640, 12677574), (1680, 12375727), (1712, 12144405), (1722, 12073880), (1736, 11976510), (1820, 11423748), (1860, 11178076), (1911, 10879760), (1960, 10607766), (1968, 10564645), (2009, 10349040), (2015, 10318224), (2132, 9751980), (2140, 9715524), (2170, 9581208), (2184, 9519790), (2247, 9252880), (2296, 9055410), (2352, 8839805), (2418, 8598520), (2460, 8451716), (2480, 8383557), (2542, 8179080), (2548, 8159820), (2568, 8096270), (2604, 7984340), (2665, 7801584), (2730, 7615832), (2782, 7473480), (2821, 7370160), (2870, 7244328), (2940, 7071844), (2996, 6939660), (3038, 6843720), (3120, 6663853), (3185, 6527856), (3198, 6501320), (3210, 6477016), (3224, 6448890), (3255, 6387472), (3280, 6338787), (3317, 6268080), (3444, 6036940), (3472, 5988255), (3640, 5711874), (3720, 5589038), (3731, 5572560), (3745, 5551728), (3813, 5452720), (3822, 5439880), (3920, 5303883), (4018, 5174520), (4030, 5159112), (4173, 4982320), (4264, 4875990), (4280, 4857762), (4305, 4829552), (4340, 4790604), (4368, 4759895), (4387, 4739280), (4494, 4626440), (4557, 4562480), (4592, 4527705), (4836, 4299260), (4920, 4225858), (5084, 4089540), (5096, 4079910), (5136, 4048135), (5208, 3992170), (5243, 3965520), (5330, 3900792), (5460, 3807916), (5564, 3736740), (5642, 3685080), (5740, 3622164), (5880, 3535922), (5992, 3469830), (6027, 3449680), (6045, 3439408), (6076, 3421860), (6355, 3271632), (6370, 3263928), (6396, 3250660), (6420, 3238508), (6448, 3224445), (6510, 3193736), (6634, 3134040), (6888, 3018470), (6955, 2989392), (7280, 2855937), (7440, 2794519), (7462, 2786280), (7490, 2775864), (7595, 2737488), (7626, 2726360), (7644, 2719940), (7995, 2600528), (8036, 2587260), (8060, 2579556), (8346, 2491160), (8463, 2456720), (8528, 2437995), (8560, 2428881), (8610, 2414776), (8680, 2395302), (8774, 2369640), (8897, 2336880), (8988, 2313220), (9114, 2281240), (9555, 2175952), (9672, 2149630), (9737, 2135280), (9840, 2112929), (9951, 2089360), (10045, 2069808), (10168, 2044770), (10192, 2039955), (10416, 1996085), (10486, 1982760), (10660, 1950396), (10920, 1903958), (11128, 1868370), (11193, 1857520), (11235, 1850576), (11284, 1842540), (11480, 1811082), (11760, 1767961), (11984, 1734915), (12054, 1724840), (12090, 1719704), (12152, 1710930), (12710, 1635816), (12740, 1631964), (12792, 1625330), (12840, 1619254), (13020, 1596868), (13161, 1579760), (13268, 1567020), (13776, 1509235), (13910, 1494696), (14105, 1474032), (14924, 1393140), (14980, 1387932), (15190, 1368744), (15252, 1363180), (15288, 1359970), (15729, 1321840), (15990, 1300264), (16072, 1293630), (16120, 1289778), (16523, 1258320), (16585, 1253616), (16692, 1245580), (16926, 1228360), (17220, 1207388), (17360, 1197651), (17548, 1184820), (17794, 1168440), (17976, 1156610), (18228, 1140620), (18655, 1114512), (19065, 1090544), (19110, 1087976), (19344, 1074815), (19474, 1067640), (19747, 1052880), (19902, 1044680), (20090, 1034904), (20336, 1022385), (20865, 996464), (20972, 991380), (21320, 975198), (21840, 951979), (21935, 947856), (22256, 934185), (22386, 928760), (22470, 925288), (22568, 921270), (22785, 912496), (22960, 905541), (23219, 895440), (24108, 862420), (24180, 859852), (24304, 855465), (25420, 817908), (25480, 815982), (25584, 812665), (25680, 809627), (26040, 798434), (26117, 796080), (26215, 793104), (26322, 789880), (26536, 783510), (26691, 778960), (27820, 747348), (28210, 737016), (29211, 711760), (29848, 696570), (29960, 693966), (30135, 689936), (30380, 684372), (30504, 681590), (30576, 679985), (30709, 677040), (31458, 660920), (31980, 650132), (32144, 646815), (32240, 644889), (33046, 629160), (33170, 626808), (33384, 622790), (33852, 614180), (34440, 603694), (35096, 592410), (35588, 584220), (35952, 578305), (36456, 570310), (37310, 557256), (38130, 545272), (38220, 543988), (38948, 533820), (39494, 526440), (39804, 522340), (40180, 517452), (41730, 498232), (41944, 495690), (42315, 491344), (42640, 487599), (43121, 482160), (43870, 473928), (44485, 467376), (44772, 464380), (44940, 462644), (45136, 460635), (45570, 456248), (46438, 447720), (48216, 431210), (48360, 429926), (48685, 427056), (49569, 419440), (49755, 417872), (50840, 408954), (50960, 407991), (52080, 399217), (52234, 398040), (52430, 396552), (52644, 394940), (53072, 391755), (53382, 389480), (55640, 373674), (55965, 371504), (56420, 368508), (57031, 364560), (58422, 355880), (59241, 350960), (59696, 348285), (59920, 346983), (60270, 344968), (60760, 342186), (61008, 340795), (61418, 338520), (62279, 333840), (62916, 330460), (63960, 325066), (65805, 315952), (66092, 314580), (66340, 313404), (66768, 311395), (67704, 307090), (68159, 305040), (68880, 301847), (69657, 298480), (70192, 296205), (71176, 292110), (72912, 285155), (74620, 278628), (76260, 272636), (76440, 271994), (77896, 266910), (78351, 265360), (78645, 264368), (78988, 263220), (79608, 261170), (80360, 258726), (82615, 251664), (83460, 249116), (83888, 247845), (84630, 245672), (86242, 241080), (87740, 236964), (88970, 233688), (89544, 232190), (89880, 231322), (91140, 228124), (92127, 225680), (92876, 223860), (96432, 215605), (96720, 214963), (97370, 213528), (98735, 210576), (99138, 209720), (99510, 208936), (101680, 204477), (104468, 199020), (104860, 198276), (105288, 197470), (106764, 194740), (111280, 186837), (111930, 185752), (112840, 184254), (114062, 182280), (115661, 179760), (116095, 179088), (116844, 177940), (118482, 175480), (120540, 172484), (121520, 171093), (122836, 169260), (124558, 166920), (125832, 165230), (127920, 162533), (129363, 160720), (130585, 159216), (131610, 157976), (132184, 157290), (132680, 156702), (133455, 155792), (135408, 153545), (135997, 152880), (136318, 152520), (139314, 149240), (142352, 146055)]