19227980800

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1857

約数の個数: 264

約数和(自身を含む): 55395422720

約数和(自身を除く): 36167441920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 64, 70, 80, 100, 112, 122, 128, 140, 160, 175, 200, 224, 244, 256, 280, 305, 320, 350, 400, 427, 448, 488, 512, 560, 610, 640, 700, 800, 854, 896, 976, 1024, 1120, 1220, 1280, 1400, 1525, 1600, 1708, 1759, 1792, 1952, 2135, 2240, 2440, 2560, 2800, 3050, 3200, 3416, 3518, 3584, 3904, 4270, 4480, 4880, 5120, 5600, 6100, 6400, 6832, 7036, 7168, 7808, 8540, 8795, 8960, 9760, 10675, 11200, 12200, 12313, 12800, 13664, 14072, 15616, 17080, 17590, 17920, 19520, 21350, 22400, 24400, 24626, 25600, 27328, 28144, 31232, 34160, 35180, 35840, 39040, 42700, 43975, 44800, 48800, 49252, 54656, 56288, 61565, 62464, 68320, 70360, 78080, 85400, 87950, 89600, 97600, 98504, 107299, 109312, 112576, 123130, 136640, 140720, 156160, 170800, 175900, 179200, 195200, 197008, 214598, 218624, 225152, 246260, 273280, 281440, 307825, 312320, 341600, 351800, 390400, 394016, 429196, 437248, 450304, 492520, 536495, 546560, 562880, 615650, 683200, 703600, 751093, 780800, 788032, 858392, 900608, 985040, 1072990, 1093120, 1125760, 1231300, 1366400, 1407200, 1502186, 1561600, 1576064, 1716784, 1801216, 1970080, 2145980, 2186240, 2251520, 2462600, 2682475, 2732800, 2814400, 3004372, 3152128, 3433568, 3755465, 3940160, 4291960, 4503040, 4925200, 5364950, 5465600, 5628800, 6008744, 6304256, 6867136, 7510930, 7880320, 8583920, 9006080, 9850400, 10729900, 10931200, 11257600, 12017488, 12608512, 13734272, 15021860, 15760640, 17167840, 18777325, 19700800, 21459800, 22515200, 24034976, 27468544, 30043720, 31521280, 34335680, 37554650, 39401600, 42919600, 45030400, 48069952, 54937088, 60087440, 63042560, 68671360, 75109300, 78803200, 85839200, 96139904, 109874176, 120174880, 137342720, 150218600, 157606400, 171678400, 192279808, 240349760, 274685440, 300437200, 315212800, 343356800, 384559616, 480699520, 549370880, 600874400, 686713600, 769119232, 961399040, 1201748800, 1373427200, 1922798080, 2403497600, 2746854400, 3845596160, 4806995200, 9613990400, 19227980800]

約数ペア:

[(1, 19227980800), (2, 9613990400), (4, 4806995200), (5, 3845596160), (7, 2746854400), (8, 2403497600), (10, 1922798080), (14, 1373427200), (16, 1201748800), (20, 961399040), (25, 769119232), (28, 686713600), (32, 600874400), (35, 549370880), (40, 480699520), (50, 384559616), (56, 343356800), (61, 315212800), (64, 300437200), (70, 274685440), (80, 240349760), (100, 192279808), (112, 171678400), (122, 157606400), (128, 150218600), (140, 137342720), (160, 120174880), (175, 109874176), (200, 96139904), (224, 85839200), (244, 78803200), (256, 75109300), (280, 68671360), (305, 63042560), (320, 60087440), (350, 54937088), (400, 48069952), (427, 45030400), (448, 42919600), (488, 39401600), (512, 37554650), (560, 34335680), (610, 31521280), (640, 30043720), (700, 27468544), (800, 24034976), (854, 22515200), (896, 21459800), (976, 19700800), (1024, 18777325), (1120, 17167840), (1220, 15760640), (1280, 15021860), (1400, 13734272), (1525, 12608512), (1600, 12017488), (1708, 11257600), (1759, 10931200), (1792, 10729900), (1952, 9850400), (2135, 9006080), (2240, 8583920), (2440, 7880320), (2560, 7510930), (2800, 6867136), (3050, 6304256), (3200, 6008744), (3416, 5628800), (3518, 5465600), (3584, 5364950), (3904, 4925200), (4270, 4503040), (4480, 4291960), (4880, 3940160), (5120, 3755465), (5600, 3433568), (6100, 3152128), (6400, 3004372), (6832, 2814400), (7036, 2732800), (7168, 2682475), (7808, 2462600), (8540, 2251520), (8795, 2186240), (8960, 2145980), (9760, 1970080), (10675, 1801216), (11200, 1716784), (12200, 1576064), (12313, 1561600), (12800, 1502186), (13664, 1407200), (14072, 1366400), (15616, 1231300), (17080, 1125760), (17590, 1093120), (17920, 1072990), (19520, 985040), (21350, 900608), (22400, 858392), (24400, 788032), (24626, 780800), (25600, 751093), (27328, 703600), (28144, 683200), (31232, 615650), (34160, 562880), (35180, 546560), (35840, 536495), (39040, 492520), (42700, 450304), (43975, 437248), (44800, 429196), (48800, 394016), (49252, 390400), (54656, 351800), (56288, 341600), (61565, 312320), (62464, 307825), (68320, 281440), (70360, 273280), (78080, 246260), (85400, 225152), (87950, 218624), (89600, 214598), (97600, 197008), (98504, 195200), (107299, 179200), (109312, 175900), (112576, 170800), (123130, 156160), (136640, 140720)]