18921157920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 864

約数和(自身を含む): 79861541760

約数和(自身を除く): 60940383840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 63, 69, 70, 72, 80, 84, 89, 90, 92, 96, 98, 105, 112, 115, 120, 126, 131, 138, 140, 144, 147, 160, 161, 168, 178, 180, 184, 196, 207, 210, 224, 230, 240, 245, 252, 262, 267, 276, 280, 288, 294, 315, 322, 336, 345, 356, 360, 368, 392, 393, 414, 420, 441, 445, 460, 480, 483, 490, 504, 524, 534, 552, 560, 588, 623, 630, 644, 655, 672, 690, 712, 720, 735, 736, 784, 786, 801, 805, 828, 840, 882, 890, 917, 920, 966, 980, 1008, 1035, 1048, 1068, 1104, 1120, 1127, 1176, 1179, 1246, 1260, 1288, 1310, 1335, 1380, 1424, 1440, 1449, 1470, 1568, 1572, 1602, 1610, 1656, 1680, 1764, 1780, 1834, 1840, 1869, 1932, 1960, 1965, 2016, 2047, 2070, 2096, 2136, 2205, 2208, 2254, 2352, 2358, 2415, 2492, 2520, 2576, 2620, 2670, 2751, 2760, 2848, 2898, 2940, 3013, 3115, 3144, 3204, 3220, 3312, 3360, 3381, 3528, 3560, 3668, 3680, 3738, 3864, 3920, 3930, 4005, 4094, 4140, 4192, 4272, 4361, 4410, 4508, 4585, 4704, 4716, 4830, 4984, 5040, 5152, 5240, 5340, 5502, 5520, 5607, 5635, 5796, 5880, 5895, 6026, 6141, 6230, 6288, 6408, 6419, 6440, 6624, 6762, 7056, 7120, 7245, 7336, 7476, 7728, 7840, 7860, 8010, 8188, 8253, 8280, 8544, 8722, 8820, 9016, 9039, 9170, 9345, 9432, 9660, 9968, 10080, 10143, 10235, 10480, 10680, 11004, 11040, 11214, 11270, 11592, 11659, 11760, 11790, 12052, 12282, 12460, 12576, 12816, 12838, 12880, 13083, 13524, 13755, 14112, 14240, 14329, 14490, 14672, 14952, 15065, 15456, 15720, 16020, 16376, 16506, 16560, 16905, 17444, 17640, 18032, 18078, 18340, 18423, 18690, 18864, 19257, 19320, 19936, 20286, 20470, 20960, 21091, 21360, 21805, 22008, 22428, 22540, 23184, 23318, 23520, 23580, 24104, 24564, 24920, 25632, 25676, 25760, 26166, 27048, 27117, 27510, 28035, 28658, 28980, 29344, 29904, 30130, 30705, 31440, 32040, 32095, 32752, 33012, 33120, 33810, 34888, 34977, 35280, 36064, 36156, 36680, 36846, 37380, 37728, 38514, 38640, 39249, 40572, 40940, 41265, 42182, 42720, 42987, 43610, 44016, 44856, 45080, 45195, 46368, 46636, 47160, 48208, 49128, 49840, 50715, 51352, 52332, 54096, 54234, 55020, 56070, 57316, 57771, 57960, 58295, 59808, 60260, 61410, 62880, 63273, 64080, 64190, 65415, 65504, 66024, 67620, 69776, 69954, 70560, 71645, 72312, 73360, 73692, 74760, 77028, 77280, 78498, 81144, 81613, 81880, 82530, 84364, 85974, 87220, 88032, 89712, 90160, 90390, 92115, 93272, 94320, 96285, 96416, 98256, 99680, 100303, 101430, 102704, 104664, 104931, 105455, 108192, 108468, 110040, 112140, 114632, 115542, 115920, 116590, 120520, 122820, 126546, 128160, 128380, 128961, 130830, 132048, 135240, 135585, 139552, 139908, 143290, 144624, 146720, 147384, 147637, 149520, 154056, 156996, 162288, 163226, 163760, 165060, 168728, 171948, 174440, 174885, 179424, 180320, 180780, 184230, 186544, 188640, 189819, 192570, 196245, 196512, 200606, 202860, 205408, 209328, 209862, 210910, 214935, 216936, 220080, 224280, 229264, 231084, 231840, 233180, 241040, 244839, 245640, 253092, 256760, 257922, 261660, 264096, 268157, 270480, 271170, 279816, 286580, 288855, 289248, 294768, 295274, 299040, 300909, 308112, 313992, 316365, 324576, 326452, 327520, 330120, 337456, 343896, 348880, 349770, 361560, 368460, 373088, 379638, 385140, 392490, 401212, 405720, 408065, 418656, 419724, 421820, 429870, 433872, 440160, 442911, 448560, 458528, 462168, 466360, 482080, 489678, 491280, 501515, 506184, 513520, 515844, 523320, 524655, 536314, 540960, 542340, 559632, 571291, 573160, 577710, 589536, 590548, 601818, 616224, 627984, 632730, 644805, 652904, 660240, 674912, 687792, 697760, 699540, 723120, 734517, 736920, 738185, 759276, 770280, 784980, 802424, 804471, 811440, 816130, 839448, 843640, 859740, 867744, 885822, 897120, 902727, 924336, 932720, 949095, 979356, 982560, 1003030, 1012368, 1027040, 1031688, 1046640, 1049310, 1072628, 1084680, 1119264, 1142582, 1146320, 1155420, 1181096, 1203636, 1224195, 1255968, 1265460, 1289610, 1305808, 1320480, 1328733, 1340785, 1375584, 1399080, 1446240, 1469034, 1473840, 1476370, 1504545, 1518552, 1540560, 1569960, 1604848, 1608942, 1622880, 1632260, 1678896, 1687280, 1713873, 1719480, 1771644, 1805454, 1848672, 1865440, 1877099, 1898190, 1958712, 2006060, 2024736, 2063376, 2093280, 2098620, 2145256, 2169360, 2214555, 2285164, 2292640, 2310840, 2362192, 2407272, 2413413, 2448390, 2530920, 2579220, 2611616, 2657466, 2681570, 2798160, 2856455, 2938068, 2947680, 2952740, 3009090, 3037104, 3081120, 3139920, 3209696, 3217884, 3264520, 3357792, 3374560, 3427746, 3438960, 3543288, 3610908, 3672585, 3754198, 3796380, 3917424, 4012120, 4022355, 4126752, 4197240, 4290512, 4338720, 4429110, 4513635, 4570328, 4621680, 4724384, 4814544, 4826826, 4896780, 5061840, 5141619, 5158440, 5314932, 5363140, 5596320, 5631297, 5712910, 5876136, 5905480, 6018180, 6074208, 6279840, 6435768, 6529040, 6643665, 6855492, 6877920, 7086576, 7221816, 7345170, 7508396, 7592760, 7834848, 8024240, 8044710, 8394480, 8569365, 8581024, 8858220, 9027270, 9140656, 9243360, 9385495, 9629088, 9653652, 9793560, 10123680, 10283238, 10316880, 10629864, 10726280, 11262594, 11425820, 11752272, 11810960, 12036360, 12067065, 12871536, 13058080, 13139693, 13287330, 13710984, 14173152, 14443632, 14690340, 15016792, 15185520, 16048480, 16089420, 16788960, 16893891, 17138730, 17716440, 18054540, 18281312, 18770990, 19307304, 19587120, 20566476, 20633760, 21259728, 21452560, 22525188, 22851640, 23504544, 23621920, 24072720, 24134130, 25708095, 25743072, 26279386, 26574660, 27421968, 28156485, 28887264, 29380680, 30033584, 30371040, 32178840, 33787782, 34277460, 35432880, 36109080, 37541980, 38614608, 39174240, 39419079, 41132952, 42519456, 42905120, 45050376, 45703280, 48145440, 48268260, 51416190, 52558772, 53149320, 54843936, 56312970, 58761360, 60067168, 64357680, 65698465, 67575564, 68554920, 70865760, 72218160, 75083960, 77229216, 78838158, 82265904, 84469455, 90100752, 91406560, 96536520, 102832380, 105117544, 106298640, 112625940, 117522720, 118257237, 128715360, 131396930, 135151128, 137109840, 144436320, 150167920, 157676316, 164531808, 168938910, 180201504, 193073040, 197095395, 205664760, 210235088, 212597280, 225251880, 236514474, 262793860, 270302256, 274219680, 300335840, 315352632, 337877820, 386146080, 394190790, 411329520, 420470176, 450503760, 473028948, 525587720, 540604512, 591286185, 630705264, 675755640, 788381580, 822659040, 901007520, 946057896, 1051175440, 1182572370, 1261410528, 1351511280, 1576763160, 1892115792, 2102350880, 2365144740, 2703022560, 3153526320, 3784231584, 4730289480, 6307052640, 9460578960, 18921157920]

約数ペア:

[(1, 18921157920), (2, 9460578960), (3, 6307052640), (4, 4730289480), (5, 3784231584), (6, 3153526320), (7, 2703022560), (8, 2365144740), (9, 2102350880), (10, 1892115792), (12, 1576763160), (14, 1351511280), (15, 1261410528), (16, 1182572370), (18, 1051175440), (20, 946057896), (21, 901007520), (23, 822659040), (24, 788381580), (28, 675755640), (30, 630705264), (32, 591286185), (35, 540604512), (36, 525587720), (40, 473028948), (42, 450503760), (45, 420470176), (46, 411329520), (48, 394190790), (49, 386146080), (56, 337877820), (60, 315352632), (63, 300335840), (69, 274219680), (70, 270302256), (72, 262793860), (80, 236514474), (84, 225251880), (89, 212597280), (90, 210235088), (92, 205664760), (96, 197095395), (98, 193073040), (105, 180201504), (112, 168938910), (115, 164531808), (120, 157676316), (126, 150167920), (131, 144436320), (138, 137109840), (140, 135151128), (144, 131396930), (147, 128715360), (160, 118257237), (161, 117522720), (168, 112625940), (178, 106298640), (180, 105117544), (184, 102832380), (196, 96536520), (207, 91406560), (210, 90100752), (224, 84469455), (230, 82265904), (240, 78838158), (245, 77229216), (252, 75083960), (262, 72218160), (267, 70865760), (276, 68554920), (280, 67575564), (288, 65698465), (294, 64357680), (315, 60067168), (322, 58761360), (336, 56312970), (345, 54843936), (356, 53149320), (360, 52558772), (368, 51416190), (392, 48268260), (393, 48145440), (414, 45703280), (420, 45050376), (441, 42905120), (445, 42519456), (460, 41132952), (480, 39419079), (483, 39174240), (490, 38614608), (504, 37541980), (524, 36109080), (534, 35432880), (552, 34277460), (560, 33787782), (588, 32178840), (623, 30371040), (630, 30033584), (644, 29380680), (655, 28887264), (672, 28156485), (690, 27421968), (712, 26574660), (720, 26279386), (735, 25743072), (736, 25708095), (784, 24134130), (786, 24072720), (801, 23621920), (805, 23504544), (828, 22851640), (840, 22525188), (882, 21452560), (890, 21259728), (917, 20633760), (920, 20566476), (966, 19587120), (980, 19307304), (1008, 18770990), (1035, 18281312), (1048, 18054540), (1068, 17716440), (1104, 17138730), (1120, 16893891), (1127, 16788960), (1176, 16089420), (1179, 16048480), (1246, 15185520), (1260, 15016792), (1288, 14690340), (1310, 14443632), (1335, 14173152), (1380, 13710984), (1424, 13287330), (1440, 13139693), (1449, 13058080), (1470, 12871536), (1568, 12067065), (1572, 12036360), (1602, 11810960), (1610, 11752272), (1656, 11425820), (1680, 11262594), (1764, 10726280), (1780, 10629864), (1834, 10316880), (1840, 10283238), (1869, 10123680), (1932, 9793560), (1960, 9653652), (1965, 9629088), (2016, 9385495), (2047, 9243360), (2070, 9140656), (2096, 9027270), (2136, 8858220), (2205, 8581024), (2208, 8569365), (2254, 8394480), (2352, 8044710), (2358, 8024240), (2415, 7834848), (2492, 7592760), (2520, 7508396), (2576, 7345170), (2620, 7221816), (2670, 7086576), (2751, 6877920), (2760, 6855492), (2848, 6643665), (2898, 6529040), (2940, 6435768), (3013, 6279840), (3115, 6074208), (3144, 6018180), (3204, 5905480), (3220, 5876136), (3312, 5712910), (3360, 5631297), (3381, 5596320), (3528, 5363140), (3560, 5314932), (3668, 5158440), (3680, 5141619), (3738, 5061840), (3864, 4896780), (3920, 4826826), (3930, 4814544), (4005, 4724384), (4094, 4621680), (4140, 4570328), (4192, 4513635), (4272, 4429110), (4361, 4338720), (4410, 4290512), (4508, 4197240), (4585, 4126752), (4704, 4022355), (4716, 4012120), (4830, 3917424), (4984, 3796380), (5040, 3754198), (5152, 3672585), (5240, 3610908), (5340, 3543288), (5502, 3438960), (5520, 3427746), (5607, 3374560), (5635, 3357792), (5796, 3264520), (5880, 3217884), (5895, 3209696), (6026, 3139920), (6141, 3081120), (6230, 3037104), (6288, 3009090), (6408, 2952740), (6419, 2947680), (6440, 2938068), (6624, 2856455), (6762, 2798160), (7056, 2681570), (7120, 2657466), (7245, 2611616), (7336, 2579220), (7476, 2530920), (7728, 2448390), (7840, 2413413), (7860, 2407272), (8010, 2362192), (8188, 2310840), (8253, 2292640), (8280, 2285164), (8544, 2214555), (8722, 2169360), (8820, 2145256), (9016, 2098620), (9039, 2093280), (9170, 2063376), (9345, 2024736), (9432, 2006060), (9660, 1958712), (9968, 1898190), (10080, 1877099), (10143, 1865440), (10235, 1848672), (10480, 1805454), (10680, 1771644), (11004, 1719480), (11040, 1713873), (11214, 1687280), (11270, 1678896), (11592, 1632260), (11659, 1622880), (11760, 1608942), (11790, 1604848), (12052, 1569960), (12282, 1540560), (12460, 1518552), (12576, 1504545), (12816, 1476370), (12838, 1473840), (12880, 1469034), (13083, 1446240), (13524, 1399080), (13755, 1375584), (14112, 1340785), (14240, 1328733), (14329, 1320480), (14490, 1305808), (14672, 1289610), (14952, 1265460), (15065, 1255968), (15456, 1224195), (15720, 1203636), (16020, 1181096), (16376, 1155420), (16506, 1146320), (16560, 1142582), (16905, 1119264), (17444, 1084680), (17640, 1072628), (18032, 1049310), (18078, 1046640), (18340, 1031688), (18423, 1027040), (18690, 1012368), (18864, 1003030), (19257, 982560), (19320, 979356), (19936, 949095), (20286, 932720), (20470, 924336), (20960, 902727), (21091, 897120), (21360, 885822), (21805, 867744), (22008, 859740), (22428, 843640), (22540, 839448), (23184, 816130), (23318, 811440), (23520, 804471), (23580, 802424), (24104, 784980), (24564, 770280), (24920, 759276), (25632, 738185), (25676, 736920), (25760, 734517), (26166, 723120), (27048, 699540), (27117, 697760), (27510, 687792), (28035, 674912), (28658, 660240), (28980, 652904), (29344, 644805), (29904, 632730), (30130, 627984), (30705, 616224), (31440, 601818), (32040, 590548), (32095, 589536), (32752, 577710), (33012, 573160), (33120, 571291), (33810, 559632), (34888, 542340), (34977, 540960), (35280, 536314), (36064, 524655), (36156, 523320), (36680, 515844), (36846, 513520), (37380, 506184), (37728, 501515), (38514, 491280), (38640, 489678), (39249, 482080), (40572, 466360), (40940, 462168), (41265, 458528), (42182, 448560), (42720, 442911), (42987, 440160), (43610, 433872), (44016, 429870), (44856, 421820), (45080, 419724), (45195, 418656), (46368, 408065), (46636, 405720), (47160, 401212), (48208, 392490), (49128, 385140), (49840, 379638), (50715, 373088), (51352, 368460), (52332, 361560), (54096, 349770), (54234, 348880), (55020, 343896), (56070, 337456), (57316, 330120), (57771, 327520), (57960, 326452), (58295, 324576), (59808, 316365), (60260, 313992), (61410, 308112), (62880, 300909), (63273, 299040), (64080, 295274), (64190, 294768), (65415, 289248), (65504, 288855), (66024, 286580), (67620, 279816), (69776, 271170), (69954, 270480), (70560, 268157), (71645, 264096), (72312, 261660), (73360, 257922), (73692, 256760), (74760, 253092), (77028, 245640), (77280, 244839), (78498, 241040), (81144, 233180), (81613, 231840), (81880, 231084), (82530, 229264), (84364, 224280), (85974, 220080), (87220, 216936), (88032, 214935), (89712, 210910), (90160, 209862), (90390, 209328), (92115, 205408), (93272, 202860), (94320, 200606), (96285, 196512), (96416, 196245), (98256, 192570), (99680, 189819), (100303, 188640), (101430, 186544), (102704, 184230), (104664, 180780), (104931, 180320), (105455, 179424), (108192, 174885), (108468, 174440), (110040, 171948), (112140, 168728), (114632, 165060), (115542, 163760), (115920, 163226), (116590, 162288), (120520, 156996), (122820, 154056), (126546, 149520), (128160, 147637), (128380, 147384), (128961, 146720), (130830, 144624), (132048, 143290), (135240, 139908), (135585, 139552)]