20854321488

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 720

約数和(自身を含む): 81560494080

約数和(自身を除く): 60706172592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 28, 31, 33, 36, 39, 42, 44, 48, 52, 56, 62, 63, 66, 72, 77, 78, 84, 88, 91, 93, 99, 104, 112, 117, 124, 126, 132, 143, 144, 154, 156, 168, 169, 176, 182, 186, 198, 208, 217, 231, 234, 248, 252, 264, 273, 279, 286, 308, 312, 336, 338, 341, 359, 364, 372, 396, 403, 429, 434, 462, 468, 496, 504, 507, 528, 546, 558, 572, 616, 624, 651, 676, 682, 693, 718, 728, 744, 792, 806, 819, 858, 868, 924, 936, 1001, 1008, 1014, 1023, 1077, 1092, 1116, 1144, 1183, 1209, 1232, 1287, 1302, 1352, 1364, 1386, 1436, 1456, 1488, 1521, 1584, 1612, 1638, 1716, 1736, 1848, 1859, 1872, 1953, 2002, 2028, 2046, 2154, 2184, 2232, 2288, 2366, 2387, 2418, 2513, 2574, 2604, 2704, 2728, 2772, 2821, 2872, 3003, 3042, 3069, 3224, 3231, 3276, 3432, 3472, 3549, 3627, 3696, 3718, 3906, 3949, 4004, 4056, 4092, 4308, 4368, 4433, 4464, 4667, 4732, 4774, 4836, 5026, 5148, 5208, 5239, 5456, 5544, 5577, 5642, 5744, 6006, 6084, 6138, 6448, 6462, 6552, 6864, 7098, 7161, 7254, 7436, 7539, 7812, 7898, 8008, 8112, 8184, 8463, 8616, 8866, 9009, 9334, 9464, 9548, 9672, 10052, 10296, 10416, 10478, 10647, 11088, 11129, 11154, 11284, 11847, 12012, 12168, 12276, 12924, 13013, 13104, 13299, 14001, 14196, 14322, 14508, 14872, 15078, 15624, 15717, 15796, 16016, 16368, 16731, 16926, 17232, 17732, 18018, 18668, 18928, 19096, 19344, 20104, 20592, 20956, 21294, 21483, 22258, 22308, 22568, 22617, 23694, 24024, 24336, 24552, 25389, 25848, 26026, 26598, 27643, 28002, 28392, 28644, 29016, 29744, 30156, 31031, 31248, 31434, 31592, 32669, 33387, 33462, 33852, 35464, 35541, 36036, 36673, 37336, 38192, 39039, 39897, 40208, 41912, 42003, 42588, 42966, 44516, 44616, 45136, 45234, 47151, 47388, 48048, 49104, 50778, 51337, 51696, 52052, 53196, 55286, 56004, 56784, 57288, 57629, 58032, 60312, 60671, 62062, 62868, 63184, 65338, 66774, 66924, 67704, 70928, 71082, 72072, 73346, 74672, 77903, 78078, 79794, 82929, 83824, 84006, 85176, 85932, 89032, 89232, 90468, 93093, 94302, 94776, 98007, 100161, 101556, 102674, 104104, 106392, 110019, 110572, 112008, 114576, 115258, 117117, 120624, 121342, 122419, 124124, 125736, 130676, 133548, 133848, 135408, 142164, 144144, 144677, 146692, 154011, 155806, 156156, 159588, 165858, 168012, 170352, 171864, 172887, 178064, 180936, 182013, 186186, 188604, 189552, 196014, 200322, 203112, 205348, 208208, 212784, 220038, 221144, 224016, 230516, 233709, 234234, 242684, 244838, 248248, 248787, 251472, 261352, 267096, 267696, 279279, 284328, 289354, 293384, 294021, 308022, 311612, 312312, 319176, 330057, 331716, 336024, 343728, 345774, 359359, 361872, 364026, 367257, 372372, 377208, 392028, 400644, 403403, 406224, 410696, 424697, 434031, 440076, 442288, 461032, 462033, 467418, 468468, 485368, 489676, 496496, 497574, 518661, 522704, 534192, 546039, 558558, 568656, 578708, 586768, 588042, 616044, 623224, 624624, 638352, 660114, 663432, 667381, 672048, 691548, 701127, 718718, 728052, 734514, 744744, 754416, 784056, 801288, 806806, 821392, 849394, 856933, 868062, 880152, 922064, 924066, 934836, 936936, 970736, 979352, 995148, 1012739, 1037322, 1078077, 1092078, 1101771, 1117116, 1157416, 1176084, 1210209, 1232088, 1246448, 1274091, 1302093, 1320228, 1326864, 1334762, 1383096, 1402254, 1437436, 1456104, 1469028, 1489488, 1568112, 1591447, 1602576, 1613612, 1698788, 1713866, 1736124, 1760304, 1848132, 1869672, 1873872, 1880801, 1958704, 1990296, 2002143, 2025478, 2074644, 2156154, 2184156, 2203542, 2234232, 2314832, 2352168, 2420418, 2464176, 2548182, 2570799, 2604186, 2640456, 2669524, 2766192, 2804508, 2874872, 2912208, 2938056, 3038217, 3182894, 3227224, 3234231, 3397576, 3427732, 3472248, 3630627, 3696264, 3739344, 3761602, 3822273, 3980592, 4004286, 4050956, 4149288, 4312308, 4368312, 4407084, 4468464, 4671667, 4704336, 4774341, 4840836, 5096364, 5141598, 5208372, 5280912, 5339048, 5609016, 5642403, 5749744, 5876112, 6006429, 6076434, 6365788, 6454448, 6468462, 6795152, 6855464, 6944496, 7261254, 7392528, 7523204, 7644546, 7712397, 8008572, 8101912, 8298576, 8624616, 8736624, 8814168, 9114651, 9343334, 9548682, 9681672, 10192728, 10283196, 10416744, 10678096, 11140129, 11218032, 11284806, 12012858, 12152868, 12731576, 12936924, 13165607, 13710928, 14015001, 14323023, 14522508, 15046408, 15289092, 15424794, 16017144, 16203824, 16927209, 17249232, 17628336, 18229302, 18686668, 19097364, 19363344, 20385456, 20566392, 20688811, 20833488, 22280258, 22569612, 24025716, 24305736, 25463152, 25873848, 26331214, 28030002, 28646046, 29045016, 30092816, 30578184, 30849588, 32034288, 33420387, 33854418, 36458604, 37373336, 38194728, 39496821, 41132784, 41377622, 42045003, 44560516, 45139224, 48051432, 48611472, 51747696, 52662428, 56060004, 57292092, 58090032, 61156368, 61699176, 62066433, 66840774, 67708836, 72917208, 74746672, 76389456, 78993642, 82755244, 84090006, 89121032, 90278448, 96102864, 100261161, 105324856, 112120008, 114584184, 118490463, 123398352, 124132866, 133681548, 135417672, 144821677, 145834416, 157987284, 165510488, 168180012, 178242064, 186199299, 200522322, 210649712, 224240016, 229168368, 236980926, 248265732, 267363096, 270835344, 289643354, 315974568, 331020976, 336360024, 372398598, 401044644, 434465031, 473961852, 496531464, 534726192, 579286708, 631949136, 672720048, 744797196, 802089288, 868930062, 947923704, 993062928, 1158573416, 1303395093, 1489594392, 1604178576, 1737860124, 1895847408, 2317146832, 2606790186, 2979188784, 3475720248, 5213580372, 6951440496, 10427160744, 20854321488]

約数ペア:

[(1, 20854321488), (2, 10427160744), (3, 6951440496), (4, 5213580372), (6, 3475720248), (7, 2979188784), (8, 2606790186), (9, 2317146832), (11, 1895847408), (12, 1737860124), (13, 1604178576), (14, 1489594392), (16, 1303395093), (18, 1158573416), (21, 993062928), (22, 947923704), (24, 868930062), (26, 802089288), (28, 744797196), (31, 672720048), (33, 631949136), (36, 579286708), (39, 534726192), (42, 496531464), (44, 473961852), (48, 434465031), (52, 401044644), (56, 372398598), (62, 336360024), (63, 331020976), (66, 315974568), (72, 289643354), (77, 270835344), (78, 267363096), (84, 248265732), (88, 236980926), (91, 229168368), (93, 224240016), (99, 210649712), (104, 200522322), (112, 186199299), (117, 178242064), (124, 168180012), (126, 165510488), (132, 157987284), (143, 145834416), (144, 144821677), (154, 135417672), (156, 133681548), (168, 124132866), (169, 123398352), (176, 118490463), (182, 114584184), (186, 112120008), (198, 105324856), (208, 100261161), (217, 96102864), (231, 90278448), (234, 89121032), (248, 84090006), (252, 82755244), (264, 78993642), (273, 76389456), (279, 74746672), (286, 72917208), (308, 67708836), (312, 66840774), (336, 62066433), (338, 61699176), (341, 61156368), (359, 58090032), (364, 57292092), (372, 56060004), (396, 52662428), (403, 51747696), (429, 48611472), (434, 48051432), (462, 45139224), (468, 44560516), (496, 42045003), (504, 41377622), (507, 41132784), (528, 39496821), (546, 38194728), (558, 37373336), (572, 36458604), (616, 33854418), (624, 33420387), (651, 32034288), (676, 30849588), (682, 30578184), (693, 30092816), (718, 29045016), (728, 28646046), (744, 28030002), (792, 26331214), (806, 25873848), (819, 25463152), (858, 24305736), (868, 24025716), (924, 22569612), (936, 22280258), (1001, 20833488), (1008, 20688811), (1014, 20566392), (1023, 20385456), (1077, 19363344), (1092, 19097364), (1116, 18686668), (1144, 18229302), (1183, 17628336), (1209, 17249232), (1232, 16927209), (1287, 16203824), (1302, 16017144), (1352, 15424794), (1364, 15289092), (1386, 15046408), (1436, 14522508), (1456, 14323023), (1488, 14015001), (1521, 13710928), (1584, 13165607), (1612, 12936924), (1638, 12731576), (1716, 12152868), (1736, 12012858), (1848, 11284806), (1859, 11218032), (1872, 11140129), (1953, 10678096), (2002, 10416744), (2028, 10283196), (2046, 10192728), (2154, 9681672), (2184, 9548682), (2232, 9343334), (2288, 9114651), (2366, 8814168), (2387, 8736624), (2418, 8624616), (2513, 8298576), (2574, 8101912), (2604, 8008572), (2704, 7712397), (2728, 7644546), (2772, 7523204), (2821, 7392528), (2872, 7261254), (3003, 6944496), (3042, 6855464), (3069, 6795152), (3224, 6468462), (3231, 6454448), (3276, 6365788), (3432, 6076434), (3472, 6006429), (3549, 5876112), (3627, 5749744), (3696, 5642403), (3718, 5609016), (3906, 5339048), (3949, 5280912), (4004, 5208372), (4056, 5141598), (4092, 5096364), (4308, 4840836), (4368, 4774341), (4433, 4704336), (4464, 4671667), (4667, 4468464), (4732, 4407084), (4774, 4368312), (4836, 4312308), (5026, 4149288), (5148, 4050956), (5208, 4004286), (5239, 3980592), (5456, 3822273), (5544, 3761602), (5577, 3739344), (5642, 3696264), (5744, 3630627), (6006, 3472248), (6084, 3427732), (6138, 3397576), (6448, 3234231), (6462, 3227224), (6552, 3182894), (6864, 3038217), (7098, 2938056), (7161, 2912208), (7254, 2874872), (7436, 2804508), (7539, 2766192), (7812, 2669524), (7898, 2640456), (8008, 2604186), (8112, 2570799), (8184, 2548182), (8463, 2464176), (8616, 2420418), (8866, 2352168), (9009, 2314832), (9334, 2234232), (9464, 2203542), (9548, 2184156), (9672, 2156154), (10052, 2074644), (10296, 2025478), (10416, 2002143), (10478, 1990296), (10647, 1958704), (11088, 1880801), (11129, 1873872), (11154, 1869672), (11284, 1848132), (11847, 1760304), (12012, 1736124), (12168, 1713866), (12276, 1698788), (12924, 1613612), (13013, 1602576), (13104, 1591447), (13299, 1568112), (14001, 1489488), (14196, 1469028), (14322, 1456104), (14508, 1437436), (14872, 1402254), (15078, 1383096), (15624, 1334762), (15717, 1326864), (15796, 1320228), (16016, 1302093), (16368, 1274091), (16731, 1246448), (16926, 1232088), (17232, 1210209), (17732, 1176084), (18018, 1157416), (18668, 1117116), (18928, 1101771), (19096, 1092078), (19344, 1078077), (20104, 1037322), (20592, 1012739), (20956, 995148), (21294, 979352), (21483, 970736), (22258, 936936), (22308, 934836), (22568, 924066), (22617, 922064), (23694, 880152), (24024, 868062), (24336, 856933), (24552, 849394), (25389, 821392), (25848, 806806), (26026, 801288), (26598, 784056), (27643, 754416), (28002, 744744), (28392, 734514), (28644, 728052), (29016, 718718), (29744, 701127), (30156, 691548), (31031, 672048), (31248, 667381), (31434, 663432), (31592, 660114), (32669, 638352), (33387, 624624), (33462, 623224), (33852, 616044), (35464, 588042), (35541, 586768), (36036, 578708), (36673, 568656), (37336, 558558), (38192, 546039), (39039, 534192), (39897, 522704), (40208, 518661), (41912, 497574), (42003, 496496), (42588, 489676), (42966, 485368), (44516, 468468), (44616, 467418), (45136, 462033), (45234, 461032), (47151, 442288), (47388, 440076), (48048, 434031), (49104, 424697), (50778, 410696), (51337, 406224), (51696, 403403), (52052, 400644), (53196, 392028), (55286, 377208), (56004, 372372), (56784, 367257), (57288, 364026), (57629, 361872), (58032, 359359), (60312, 345774), (60671, 343728), (62062, 336024), (62868, 331716), (63184, 330057), (65338, 319176), (66774, 312312), (66924, 311612), (67704, 308022), (70928, 294021), (71082, 293384), (72072, 289354), (73346, 284328), (74672, 279279), (77903, 267696), (78078, 267096), (79794, 261352), (82929, 251472), (83824, 248787), (84006, 248248), (85176, 244838), (85932, 242684), (89032, 234234), (89232, 233709), (90468, 230516), (93093, 224016), (94302, 221144), (94776, 220038), (98007, 212784), (100161, 208208), (101556, 205348), (102674, 203112), (104104, 200322), (106392, 196014), (110019, 189552), (110572, 188604), (112008, 186186), (114576, 182013), (115258, 180936), (117117, 178064), (120624, 172887), (121342, 171864), (122419, 170352), (124124, 168012), (125736, 165858), (130676, 159588), (133548, 156156), (133848, 155806), (135408, 154011), (142164, 146692), (144144, 144677)]