20956221000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 768

約数和(自身を含む): 87697209600

約数和(自身を除く): 66740988600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 19, 20, 22, 24, 25, 26, 30, 33, 36, 38, 39, 40, 44, 45, 50, 52, 55, 57, 60, 65, 66, 72, 75, 76, 78, 88, 90, 95, 99, 100, 104, 110, 114, 117, 120, 125, 130, 132, 143, 150, 152, 156, 165, 171, 180, 190, 195, 198, 200, 209, 220, 225, 228, 234, 247, 250, 260, 264, 275, 285, 286, 300, 312, 325, 330, 342, 360, 375, 380, 390, 396, 418, 429, 440, 450, 456, 468, 475, 494, 495, 500, 520, 550, 570, 572, 585, 600, 627, 650, 660, 684, 715, 741, 750, 760, 780, 792, 825, 836, 855, 857, 858, 900, 936, 950, 975, 988, 990, 1000, 1045, 1100, 1125, 1140, 1144, 1170, 1235, 1254, 1287, 1300, 1320, 1368, 1375, 1425, 1430, 1482, 1500, 1560, 1625, 1650, 1672, 1710, 1714, 1716, 1800, 1881, 1900, 1950, 1976, 1980, 2090, 2145, 2200, 2223, 2250, 2280, 2340, 2375, 2470, 2475, 2508, 2571, 2574, 2600, 2717, 2750, 2850, 2860, 2925, 2964, 3000, 3135, 3250, 3300, 3420, 3428, 3432, 3575, 3705, 3762, 3800, 3900, 3960, 4125, 4180, 4275, 4285, 4290, 4446, 4500, 4680, 4750, 4875, 4940, 4950, 5016, 5142, 5148, 5225, 5434, 5500, 5700, 5720, 5850, 5928, 6175, 6270, 6435, 6500, 6600, 6840, 6856, 7125, 7150, 7410, 7524, 7713, 7800, 8151, 8250, 8360, 8550, 8570, 8580, 8892, 9000, 9405, 9427, 9500, 9750, 9880, 9900, 10284, 10296, 10450, 10725, 10868, 11000, 11115, 11141, 11400, 11700, 12350, 12375, 12540, 12855, 12870, 13000, 13585, 14250, 14300, 14625, 14820, 15048, 15426, 15675, 16283, 16302, 16500, 17100, 17140, 17160, 17784, 17875, 18525, 18810, 18854, 19000, 19500, 19800, 20568, 20900, 21375, 21425, 21450, 21736, 22230, 22282, 23400, 24453, 24700, 24750, 25080, 25710, 25740, 26125, 27170, 28281, 28500, 28600, 29250, 29640, 30852, 30875, 31350, 32175, 32566, 32604, 33000, 33423, 34200, 34280, 35750, 37050, 37620, 37708, 38565, 39000, 40755, 41800, 42750, 42850, 42900, 44460, 44564, 47025, 47135, 48849, 48906, 49400, 49500, 51420, 51480, 52250, 53625, 54340, 55575, 55705, 56562, 57000, 58500, 61704, 61750, 62700, 64275, 64350, 65132, 65208, 66846, 67925, 71500, 74100, 75240, 75416, 77130, 78375, 81415, 81510, 84843, 85500, 85700, 85800, 88920, 89128, 92625, 94050, 94270, 97698, 97812, 99000, 100269, 102840, 104500, 107125, 107250, 108680, 111150, 111410, 113124, 117000, 122265, 122551, 123500, 125400, 128550, 128700, 130264, 133692, 135850, 141405, 143000, 146547, 148200, 154260, 156750, 160875, 162830, 163020, 167115, 169686, 171000, 171400, 179113, 185250, 188100, 188540, 192825, 195396, 195624, 200538, 203775, 209000, 211679, 214250, 214500, 222300, 222820, 226248, 235125, 235675, 244245, 244530, 245102, 247000, 257100, 257400, 267384, 271700, 277875, 278525, 282810, 293094, 308520, 313500, 321375, 321750, 325660, 326040, 334230, 339372, 339625, 358226, 367653, 370500, 376200, 377080, 385650, 390792, 401076, 407075, 407550, 423358, 424215, 428500, 429000, 444600, 445640, 470250, 471350, 488490, 489060, 490204, 501345, 514200, 537339, 543400, 555750, 557050, 565620, 586188, 611325, 612755, 627000, 635037, 642750, 643500, 651320, 668460, 678744, 679250, 707025, 716452, 732735, 735306, 741000, 771300, 802152, 814150, 815100, 835575, 846716, 848430, 857000, 895565, 940500, 942700, 964125, 976980, 978120, 980408, 1002690, 1018875, 1058395, 1074678, 1102959, 1111500, 1114100, 1131240, 1172376, 1178375, 1221225, 1222650, 1225510, 1270074, 1285500, 1287000, 1336920, 1358500, 1392625, 1414050, 1432904, 1465470, 1470612, 1542600, 1612017, 1628300, 1630200, 1671150, 1693432, 1696860, 1791130, 1838265, 1881000, 1885400, 1905111, 1928250, 1953960, 2005380, 2035375, 2037750, 2116790, 2121075, 2149356, 2205918, 2223000, 2228200, 2328469, 2356750, 2442450, 2445300, 2451020, 2506725, 2540148, 2571000, 2686695, 2717000, 2785250, 2828100, 2930940, 2941224, 3056625, 3063775, 3175185, 3224034, 3256600, 3342300, 3393720, 3535125, 3582260, 3663675, 3676530, 3810222, 3856500, 4010760, 4070750, 4075500, 4177875, 4233580, 4242150, 4298712, 4411836, 4477825, 4656938, 4713500, 4884900, 4890600, 4902040, 5013450, 5080296, 5291975, 5373390, 5514795, 5570500, 5656200, 5861880, 6106125, 6113250, 6127550, 6350370, 6448068, 6684600, 6985407, 7070250, 7164520, 7327350, 7353060, 7620444, 7713000, 8060085, 8141500, 8151000, 8355750, 8467160, 8484300, 8823672, 8955650, 9191325, 9313876, 9427000, 9525555, 9769800, 10026900, 10583950, 10605375, 10746780, 11029590, 11141000, 11642345, 12212250, 12226500, 12255100, 12533625, 12700740, 12896136, 13433475, 13970814, 14140500, 14654700, 14706120, 15240888, 15318875, 15875925, 16120170, 16283000, 16711500, 16968600, 17911300, 18318375, 18382650, 18627752, 19051110, 20053800, 20956221, 21167900, 21210750, 21493560, 22059180, 22389125, 23284690, 24424500, 24453000, 24510200, 25067250, 25401480, 26459875, 26866950, 27573975, 27941628, 28281000, 29309400, 30637750, 31751850, 32240340, 33423000, 34927035, 35822600, 36636750, 36765300, 38102220, 40300425, 41912442, 42335800, 42421500, 44118360, 44778250, 45956625, 46569380, 47627775, 48849000, 50134500, 52919750, 53733900, 55147950, 55883256, 58211725, 61275500, 63503700, 64480680, 67167375, 69854070, 73273500, 73530600, 76204440, 79379625, 80600850, 83824884, 84843000, 89556500, 91913250, 93138760, 95255550, 100269000, 104781105, 105839500, 107467800, 110295900, 116423450, 122551000, 127007400, 134334750, 137869875, 139708140, 146547000, 158759250, 161201700, 167649768, 174635175, 179113000, 183826500, 190511100, 201502125, 209562210, 211679000, 220591800, 232846900, 238138875, 268669500, 275739750, 279416280, 291058625, 317518500, 322403400, 349270350, 367653000, 381022200, 403004250, 419124420, 465693800, 476277750, 523905525, 537339000, 551479500, 582117250, 635037000, 698540700, 806008500, 838248840, 873175875, 952555500, 1047811050, 1102959000, 1164234500, 1397081400, 1612017000, 1746351750, 1905111000, 2095622100, 2328469000, 2619527625, 3492703500, 4191244200, 5239055250, 6985407000, 10478110500, 20956221000]

約数ペア:

[(1, 20956221000), (2, 10478110500), (3, 6985407000), (4, 5239055250), (5, 4191244200), (6, 3492703500), (8, 2619527625), (9, 2328469000), (10, 2095622100), (11, 1905111000), (12, 1746351750), (13, 1612017000), (15, 1397081400), (18, 1164234500), (19, 1102959000), (20, 1047811050), (22, 952555500), (24, 873175875), (25, 838248840), (26, 806008500), (30, 698540700), (33, 635037000), (36, 582117250), (38, 551479500), (39, 537339000), (40, 523905525), (44, 476277750), (45, 465693800), (50, 419124420), (52, 403004250), (55, 381022200), (57, 367653000), (60, 349270350), (65, 322403400), (66, 317518500), (72, 291058625), (75, 279416280), (76, 275739750), (78, 268669500), (88, 238138875), (90, 232846900), (95, 220591800), (99, 211679000), (100, 209562210), (104, 201502125), (110, 190511100), (114, 183826500), (117, 179113000), (120, 174635175), (125, 167649768), (130, 161201700), (132, 158759250), (143, 146547000), (150, 139708140), (152, 137869875), (156, 134334750), (165, 127007400), (171, 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24424500), (900, 23284690), (936, 22389125), (950, 22059180), (975, 21493560), (988, 21210750), (990, 21167900), (1000, 20956221), (1045, 20053800), (1100, 19051110), (1125, 18627752), (1140, 18382650), (1144, 18318375), (1170, 17911300), (1235, 16968600), (1254, 16711500), (1287, 16283000), (1300, 16120170), (1320, 15875925), (1368, 15318875), (1375, 15240888), (1425, 14706120), (1430, 14654700), (1482, 14140500), (1500, 13970814), (1560, 13433475), (1625, 12896136), (1650, 12700740), (1672, 12533625), (1710, 12255100), (1714, 12226500), (1716, 12212250), (1800, 11642345), (1881, 11141000), (1900, 11029590), (1950, 10746780), (1976, 10605375), (1980, 10583950), (2090, 10026900), (2145, 9769800), (2200, 9525555), (2223, 9427000), (2250, 9313876), (2280, 9191325), (2340, 8955650), (2375, 8823672), (2470, 8484300), (2475, 8467160), (2508, 8355750), (2571, 8151000), (2574, 8141500), (2600, 8060085), (2717, 7713000), (2750, 7620444), (2850, 7353060), (2860, 7327350), (2925, 7164520), (2964, 7070250), (3000, 6985407), (3135, 6684600), (3250, 6448068), (3300, 6350370), (3420, 6127550), (3428, 6113250), (3432, 6106125), (3575, 5861880), (3705, 5656200), (3762, 5570500), (3800, 5514795), (3900, 5373390), (3960, 5291975), (4125, 5080296), (4180, 5013450), (4275, 4902040), (4285, 4890600), (4290, 4884900), (4446, 4713500), (4500, 4656938), (4680, 4477825), (4750, 4411836), (4875, 4298712), (4940, 4242150), (4950, 4233580), (5016, 4177875), (5142, 4075500), (5148, 4070750), (5225, 4010760), (5434, 3856500), (5500, 3810222), (5700, 3676530), (5720, 3663675), (5850, 3582260), (5928, 3535125), (6175, 3393720), (6270, 3342300), (6435, 3256600), (6500, 3224034), (6600, 3175185), (6840, 3063775), (6856, 3056625), (7125, 2941224), (7150, 2930940), (7410, 2828100), (7524, 2785250), (7713, 2717000), (7800, 2686695), (8151, 2571000), (8250, 2540148), (8360, 2506725), (8550, 2451020), (8570, 2445300), (8580, 2442450), (8892, 2356750), (9000, 2328469), (9405, 2228200), (9427, 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