19995796080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:132

約数の個数: 900

約数和(自身を含む): 81795356280

約数和(自身を除く): 61799560200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 31, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 62, 65, 72, 76, 78, 80, 81, 90, 93, 95, 104, 108, 114, 117, 120, 124, 130, 135, 144, 152, 155, 156, 162, 169, 171, 180, 186, 190, 195, 208, 216, 228, 234, 240, 247, 248, 260, 270, 279, 285, 304, 310, 312, 324, 338, 342, 351, 360, 372, 380, 390, 403, 405, 432, 456, 465, 468, 494, 496, 507, 513, 520, 540, 558, 570, 585, 589, 620, 624, 648, 676, 684, 702, 720, 741, 744, 760, 780, 806, 810, 837, 845, 855, 912, 930, 936, 961, 988, 1014, 1026, 1040, 1053, 1080, 1116, 1140, 1170, 1178, 1209, 1235, 1240, 1296, 1352, 1368, 1395, 1404, 1482, 1488, 1520, 1521, 1539, 1560, 1612, 1620, 1674, 1690, 1710, 1755, 1767, 1860, 1872, 1922, 1976, 2015, 2028, 2052, 2106, 2160, 2223, 2232, 2280, 2340, 2356, 2418, 2470, 2480, 2511, 2535, 2565, 2704, 2736, 2790, 2808, 2883, 2945, 2964, 3042, 3078, 3120, 3211, 3224, 3240, 3348, 3380, 3420, 3510, 3534, 3627, 3705, 3720, 3844, 3952, 4030, 4056, 4104, 4185, 4212, 4446, 4464, 4560, 4563, 4680, 4712, 4805, 4836, 4940, 5022, 5070, 5130, 5239, 5265, 5301, 5580, 5616, 5766, 5890, 5928, 6045, 6084, 6156, 6422, 6448, 6480, 6669, 6696, 6760, 6840, 7020, 7068, 7254, 7410, 7440, 7605, 7657, 7688, 7695, 8060, 8112, 8208, 8370, 8424, 8649, 8835, 8892, 9126, 9360, 9424, 9610, 9633, 9672, 9880, 10044, 10140, 10260, 10478, 10530, 10602, 10881, 11115, 11160, 11532, 11780, 11856, 12090, 12168, 12312, 12493, 12555, 12844, 13338, 13392, 13520, 13680, 13689, 14040, 14136, 14415, 14508, 14820, 15210, 15314, 15376, 15390, 15717, 15903, 16055, 16120, 16740, 16848, 17298, 17670, 17784, 18135, 18252, 18259, 19220, 19266, 19344, 19760, 20007, 20088, 20280, 20520, 20956, 21060, 21204, 21762, 22230, 22320, 22815, 22971, 23064, 23560, 24180, 24336, 24624, 24986, 25110, 25688, 25947, 26195, 26505, 26676, 27378, 28080, 28272, 28830, 28899, 29016, 29640, 30420, 30628, 30780, 31434, 31806, 32110, 32240, 32643, 33345, 33480, 34596, 35340, 35568, 36270, 36504, 36518, 37479, 38285, 38440, 38532, 40014, 40176, 40560, 41040, 41912, 42120, 42408, 43245, 43524, 44460, 45630, 45942, 46128, 47120, 47151, 47709, 48165, 48360, 49972, 50220, 51376, 51894, 52390, 53010, 53352, 54405, 54756, 54777, 57660, 57798, 58032, 59280, 60840, 61256, 61560, 62465, 62868, 63612, 64220, 65286, 66690, 66960, 68445, 68913, 69192, 70680, 72540, 73008, 73036, 74958, 76570, 76880, 77064, 77841, 78585, 79515, 80028, 83824, 84240, 84816, 86490, 86697, 87048, 88920, 91260, 91295, 91884, 94302, 95418, 96330, 96720, 99541, 99944, 100035, 100440, 103788, 104780, 106020, 106704, 108810, 109512, 109554, 112437, 114855, 115320, 115596, 121680, 122512, 123120, 124930, 125736, 127224, 128440, 129735, 130572, 133380, 136890, 137826, 138384, 141360, 141453, 144495, 145080, 146072, 149916, 153140, 154128, 155682, 157170, 159030, 160056, 162409, 163215, 164331, 172980, 173394, 174096, 177840, 182520, 182590, 183768, 187395, 188604, 190836, 192660, 199082, 199888, 200070, 200880, 206739, 207576, 209560, 212040, 217620, 219024, 219108, 224874, 229710, 230640, 231192, 235755, 237367, 238545, 249860, 251472, 254448, 256880, 259470, 260091, 261144, 266760, 273780, 273885, 275652, 282906, 288990, 290160, 292144, 298623, 299832, 306280, 311364, 314340, 318060, 320112, 324818, 326430, 328662, 337311, 344565, 345960, 346788, 365040, 365180, 367536, 374790, 377208, 381672, 385320, 389205, 398164, 400140, 413478, 415152, 419120, 424080, 424359, 433485, 435240, 438216, 449748, 459420, 462384, 471510, 474734, 477090, 487227, 492993, 497705, 499720, 518940, 520182, 522288, 533520, 547560, 547770, 551304, 562185, 565812, 577980, 597246, 599664, 612560, 620217, 622728, 628680, 636120, 649636, 652860, 657324, 674622, 689130, 691920, 693576, 707265, 712101, 730360, 749580, 754416, 763344, 770640, 778410, 796328, 800280, 812045, 821655, 826956, 848718, 866970, 870480, 876432, 895869, 899496, 918840, 943020, 949468, 954180, 974454, 985986, 995410, 999440, 1011933, 1033695, 1037880, 1040364, 1095120, 1095540, 1102608, 1124370, 1131624, 1155960, 1186835, 1194492, 1240434, 1245456, 1257360, 1272240, 1299272, 1300455, 1305720, 1314648, 1349244, 1378260, 1387152, 1414530, 1424202, 1460720, 1461681, 1478979, 1493115, 1499160, 1556820, 1592656, 1600560, 1624090, 1643310, 1653912, 1686555, 1697436, 1733940, 1791738, 1798992, 1837680, 1886040, 1898936, 1908360, 1948908, 1971972, 1990820, 2023866, 2067390, 2075760, 2080728, 2121795, 2136303, 2191080, 2248740, 2263248, 2311920, 2373670, 2388984, 2436135, 2464965, 2480868, 2598544, 2600910, 2611440, 2629296, 2687607, 2698488, 2756520, 2829060, 2848404, 2923362, 2957958, 2986230, 2998320, 3085771, 3101085, 3113640, 3248180, 3286620, 3307824, 3373110, 3394872, 3467880, 3560505, 3583476, 3772080, 3797872, 3816720, 3897816, 3943944, 3981640, 4047732, 4134780, 4161456, 4243590, 4272606, 4382160, 4385043, 4479345, 4497480, 4747340, 4777968, 4872270, 4929930, 4961736, 5059665, 5201820, 5375214, 5396976, 5513040, 5658120, 5696808, 5846724, 5915916, 5972460, 6171542, 6202170, 6227280, 6408909, 6496360, 6573240, 6746220, 6789744, 6935760, 7121010, 7166952, 7308405, 7394895, 7795632, 7887888, 7963280, 8062821, 8095464, 8269560, 8487180, 8545212, 8770086, 8958690, 8994960, 9257313, 9494680, 9744540, 9859860, 9923472, 10119330, 10403640, 10681515, 10750428, 11316240, 11393616, 11693448, 11831832, 11944920, 12343084, 12404340, 12817818, 12992720, 13146480, 13155129, 13438035, 13492440, 14242020, 14333904, 14616810, 14789790, 15428855, 16125642, 16190928, 16539120, 16974360, 17090424, 17540172, 17917380, 18514626, 18989360, 19226727, 19489080, 19719720, 20238660, 20807280, 21363030, 21500856, 21925215, 23386896, 23663664, 23889840, 24686168, 24808680, 25635636, 26310258, 26876070, 26984880, 27771939, 28484040, 29233620, 29579580, 30857710, 32044545, 32251284, 33948720, 34180848, 35080344, 35834760, 37029252, 38453454, 38978160, 39439440, 40314105, 40477320, 42726060, 43001712, 43850430, 46286565, 49372336, 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約数ペア:

[(1, 19995796080), (2, 9997898040), (3, 6665265360), (4, 4998949020), (5, 3999159216), (6, 3332632680), (8, 2499474510), (9, 2221755120), (10, 1999579608), (12, 1666316340), (13, 1538138160), (15, 1333053072), (16, 1249737255), (18, 1110877560), (19, 1052410320), (20, 999789804), (24, 833158170), (26, 769069080), (27, 740585040), (30, 666526536), (31, 645025680), (36, 555438780), (38, 526205160), (39, 512712720), (40, 499894902), (45, 444351024), (48, 416579085), (52, 384534540), (54, 370292520), (57, 350803440), (60, 333263268), (62, 322512840), (65, 307627632), (72, 277719390), (76, 263102580), (78, 256356360), (80, 249947451), (81, 246861680), (90, 222175512), (93, 215008560), (95, 210482064), (104, 192267270), (108, 185146260), (114, 175401720), (117, 170904240), (120, 166631634), (124, 161256420), (130, 153813816), (135, 148117008), (144, 138859695), (152, 131551290), (155, 129005136), (156, 128178180), (162, 123430840), (169, 118318320), (171, 116934480), (180, 111087756), (186, 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(936, 21363030), (961, 20807280), (988, 20238660), (1014, 19719720), (1026, 19489080), (1040, 19226727), (1053, 18989360), (1080, 18514626), (1116, 17917380), (1140, 17540172), (1170, 17090424), (1178, 16974360), (1209, 16539120), (1235, 16190928), (1240, 16125642), (1296, 15428855), (1352, 14789790), (1368, 14616810), (1395, 14333904), (1404, 14242020), (1482, 13492440), (1488, 13438035), (1520, 13155129), (1521, 13146480), (1539, 12992720), (1560, 12817818), (1612, 12404340), (1620, 12343084), (1674, 11944920), (1690, 11831832), (1710, 11693448), (1755, 11393616), (1767, 11316240), (1860, 10750428), (1872, 10681515), (1922, 10403640), (1976, 10119330), (2015, 9923472), (2028, 9859860), (2052, 9744540), (2106, 9494680), (2160, 9257313), (2223, 8994960), (2232, 8958690), (2280, 8770086), (2340, 8545212), (2356, 8487180), (2418, 8269560), (2470, 8095464), (2480, 8062821), (2511, 7963280), (2535, 7887888), (2565, 7795632), (2704, 7394895), (2736, 7308405), (2790, 7166952), (2808, 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