21148920000

素因数分解:

$2^6\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{4519}}^1$

素因数の和:4570

約数の個数: 420

約数和(自身を含む): 81595193680

約数和(自身を除く): 60446273680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 125, 130, 144, 150, 156, 160, 180, 192, 195, 200, 208, 225, 234, 240, 250, 260, 288, 300, 312, 320, 325, 360, 375, 390, 400, 416, 450, 468, 480, 500, 520, 576, 585, 600, 624, 625, 650, 720, 750, 780, 800, 832, 900, 936, 960, 975, 1000, 1040, 1125, 1170, 1200, 1248, 1250, 1300, 1440, 1500, 1560, 1600, 1625, 1800, 1872, 1875, 1950, 2000, 2080, 2250, 2340, 2400, 2496, 2500, 2600, 2880, 2925, 3000, 3120, 3250, 3600, 3744, 3750, 3900, 4000, 4160, 4500, 4519, 4680, 4800, 4875, 5000, 5200, 5625, 5850, 6000, 6240, 6500, 7200, 7488, 7500, 7800, 8000, 8125, 9000, 9038, 9360, 9750, 10000, 10400, 11250, 11700, 12000, 12480, 13000, 13557, 14400, 14625, 15000, 15600, 16250, 18000, 18076, 18720, 19500, 20000, 20800, 22500, 22595, 23400, 24000, 24375, 26000, 27114, 29250, 30000, 31200, 32500, 36000, 36152, 37440, 39000, 40000, 40671, 45000, 45190, 46800, 48750, 52000, 54228, 58500, 58747, 60000, 62400, 65000, 67785, 72000, 72304, 73125, 78000, 81342, 90000, 90380, 93600, 97500, 104000, 108456, 112975, 117000, 117494, 120000, 130000, 135570, 144608, 146250, 156000, 162684, 176241, 180000, 180760, 187200, 195000, 203355, 216912, 225950, 234000, 234988, 260000, 271140, 289216, 292500, 293735, 312000, 325368, 338925, 352482, 360000, 361520, 390000, 406710, 433824, 451900, 468000, 469976, 520000, 528723, 542280, 564875, 585000, 587470, 650736, 677850, 704964, 723040, 780000, 813420, 867648, 881205, 903800, 936000, 939952, 1016775, 1057446, 1084560, 1129750, 1170000, 1174940, 1301472, 1355700, 1409928, 1446080, 1468675, 1560000, 1626840, 1694625, 1762410, 1807600, 1879904, 2033550, 2114892, 2169120, 2259500, 2340000, 2349880, 2602944, 2643615, 2711400, 2819856, 2824375, 2937350, 3253680, 3389250, 3524820, 3615200, 3759808, 4067100, 4229784, 4338240, 4406025, 4519000, 4680000, 4699760, 5083875, 5287230, 5422800, 5639712, 5648750, 5874700, 6507360, 6778500, 7049640, 7230400, 7343375, 8134200, 8459568, 8473125, 8812050, 9038000, 9399520, 10167750, 10574460, 10845600, 11279424, 11297500, 11749400, 13014720, 13218075, 13557000, 14099280, 14686750, 16268400, 16919136, 16946250, 17624100, 18076000, 18799040, 20335500, 21148920, 21691200, 22030125, 22595000, 23498800, 25419375, 26436150, 27114000, 28198560, 29373500, 32536800, 33838272, 33892500, 35248200, 36152000, 36716875, 40671000, 42297840, 44060250, 45190000, 46997600, 50838750, 52872300, 54228000, 56397120, 58747000, 65073600, 66090375, 67785000, 70496400, 73433750, 81342000, 84595680, 88120500, 90380000, 93995200, 101677500, 105744600, 108456000, 110150625, 117494000, 132180750, 135570000, 140992800, 146867500, 162684000, 169191360, 176241000, 180760000, 203355000, 211489200, 220301250, 234988000, 264361500, 271140000, 281985600, 293735000, 325368000, 330451875, 352482000, 406710000, 422978400, 440602500, 469976000, 528723000, 542280000, 587470000, 660903750, 704964000, 813420000, 845956800, 881205000, 1057446000, 1174940000, 1321807500, 1409928000, 1626840000, 1762410000, 2114892000, 2349880000, 2643615000, 3524820000, 4229784000, 5287230000, 7049640000, 10574460000, 21148920000]

約数ペア:

[(1, 21148920000), (2, 10574460000), (3, 7049640000), (4, 5287230000), (5, 4229784000), (6, 3524820000), (8, 2643615000), (9, 2349880000), (10, 2114892000), (12, 1762410000), (13, 1626840000), (15, 1409928000), (16, 1321807500), (18, 1174940000), (20, 1057446000), (24, 881205000), (25, 845956800), (26, 813420000), (30, 704964000), (32, 660903750), (36, 587470000), (39, 542280000), (40, 528723000), (45, 469976000), (48, 440602500), (50, 422978400), (52, 406710000), (60, 352482000), (64, 330451875), (65, 325368000), (72, 293735000), (75, 281985600), (78, 271140000), (80, 264361500), (90, 234988000), (96, 220301250), (100, 211489200), (104, 203355000), (117, 180760000), (120, 176241000), (125, 169191360), (130, 162684000), (144, 146867500), (150, 140992800), (156, 135570000), (160, 132180750), (180, 117494000), (192, 110150625), (195, 108456000), (200, 105744600), (208, 101677500), (225, 93995200), (234, 90380000), (240, 88120500), (250, 84595680), (260, 81342000), (288, 73433750), (300, 70496400), (312, 67785000), (320, 66090375), (325, 65073600), (360, 58747000), (375, 56397120), (390, 54228000), (400, 52872300), (416, 50838750), (450, 46997600), (468, 45190000), (480, 44060250), (500, 42297840), (520, 40671000), (576, 36716875), (585, 36152000), (600, 35248200), (624, 33892500), (625, 33838272), (650, 32536800), (720, 29373500), (750, 28198560), (780, 27114000), (800, 26436150), (832, 25419375), (900, 23498800), (936, 22595000), (960, 22030125), (975, 21691200), (1000, 21148920), (1040, 20335500), (1125, 18799040), (1170, 18076000), (1200, 17624100), (1248, 16946250), (1250, 16919136), (1300, 16268400), (1440, 14686750), (1500, 14099280), (1560, 13557000), (1600, 13218075), (1625, 13014720), (1800, 11749400), (1872, 11297500), (1875, 11279424), (1950, 10845600), (2000, 10574460), (2080, 10167750), (2250, 9399520), (2340, 9038000), (2400, 8812050), (2496, 8473125), (2500, 8459568), (2600, 8134200), (2880, 7343375), (2925, 7230400), (3000, 7049640), (3120, 6778500), (3250, 6507360), (3600, 5874700), (3744, 5648750), (3750, 5639712), (3900, 5422800), (4000, 5287230), (4160, 5083875), (4500, 4699760), (4519, 4680000), (4680, 4519000), (4800, 4406025), (4875, 4338240), (5000, 4229784), (5200, 4067100), (5625, 3759808), (5850, 3615200), (6000, 3524820), (6240, 3389250), (6500, 3253680), (7200, 2937350), (7488, 2824375), (7500, 2819856), (7800, 2711400), (8000, 2643615), (8125, 2602944), (9000, 2349880), (9038, 2340000), (9360, 2259500), (9750, 2169120), (10000, 2114892), (10400, 2033550), (11250, 1879904), (11700, 1807600), (12000, 1762410), (12480, 1694625), (13000, 1626840), (13557, 1560000), (14400, 1468675), (14625, 1446080), (15000, 1409928), (15600, 1355700), (16250, 1301472), (18000, 1174940), (18076, 1170000), (18720, 1129750), (19500, 1084560), (20000, 1057446), (20800, 1016775), (22500, 939952), (22595, 936000), (23400, 903800), (24000, 881205), (24375, 867648), (26000, 813420), (27114, 780000), (29250, 723040), (30000, 704964), (31200, 677850), (32500, 650736), (36000, 587470), (36152, 585000), (37440, 564875), (39000, 542280), (40000, 528723), (40671, 520000), (45000, 469976), (45190, 468000), (46800, 451900), (48750, 433824), (52000, 406710), (54228, 390000), (58500, 361520), (58747, 360000), (60000, 352482), (62400, 338925), (65000, 325368), (67785, 312000), (72000, 293735), (72304, 292500), (73125, 289216), (78000, 271140), (81342, 260000), (90000, 234988), (90380, 234000), (93600, 225950), (97500, 216912), (104000, 203355), (108456, 195000), (112975, 187200), (117000, 180760), (117494, 180000), (120000, 176241), (130000, 162684), (135570, 156000), (144608, 146250)]