20307580800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{12517}}^1$

素因数の和:12570

約数の個数: 288

約数和(自身を含む): 72434906280

約数和(自身を除く): 52127325480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 169, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 338, 384, 390, 400, 416, 480, 507, 520, 600, 624, 640, 650, 676, 780, 800, 832, 845, 960, 975, 1014, 1040, 1200, 1248, 1300, 1352, 1560, 1600, 1664, 1690, 1920, 1950, 2028, 2080, 2400, 2496, 2535, 2600, 2704, 3120, 3200, 3380, 3900, 4056, 4160, 4225, 4800, 4992, 5070, 5200, 5408, 6240, 6760, 7800, 8112, 8320, 8450, 9600, 10140, 10400, 10816, 12480, 12517, 12675, 13520, 15600, 16224, 16900, 20280, 20800, 21632, 24960, 25034, 25350, 27040, 31200, 32448, 33800, 37551, 40560, 41600, 50068, 50700, 54080, 62400, 62585, 64896, 67600, 75102, 81120, 100136, 101400, 108160, 124800, 125170, 135200, 150204, 162240, 162721, 187755, 200272, 202800, 250340, 270400, 300408, 312925, 324480, 325442, 375510, 400544, 405600, 488163, 500680, 540800, 600816, 625850, 650884, 751020, 801088, 811200, 813605, 938775, 976326, 1001360, 1201632, 1251700, 1301768, 1502040, 1602176, 1622400, 1627210, 1877550, 1952652, 2002720, 2115373, 2403264, 2440815, 2503400, 2603536, 3004080, 3254420, 3755100, 3905304, 4005440, 4068025, 4230746, 4806528, 4881630, 5006800, 5207072, 6008160, 6346119, 6508840, 7510200, 7810608, 8010880, 8136050, 8461492, 9763260, 10013600, 10414144, 10576865, 12016320, 12204075, 12692238, 13017680, 15020400, 15621216, 16272100, 16922984, 19526520, 20027200, 20828288, 21153730, 24032640, 24408150, 25384476, 26035360, 30040800, 31242432, 31730595, 32544200, 33845968, 39053040, 40054400, 42307460, 48816300, 50768952, 52070720, 52884325, 60081600, 62484864, 63461190, 65088400, 67691936, 78106080, 84614920, 97632600, 101537904, 104141440, 105768650, 120163200, 126922380, 130176800, 135383872, 156212160, 158652975, 169229840, 195265200, 203075808, 211537300, 253844760, 260353600, 270767744, 312424320, 317305950, 338459680, 390530400, 406151616, 423074600, 507689520, 520707200, 634611900, 676919360, 781060800, 812303232, 846149200, 1015379040, 1269223800, 1353838720, 1562121600, 1692298400, 2030758080, 2538447600, 3384596800, 4061516160, 5076895200, 6769193600, 10153790400, 20307580800]

約数ペア:

[(1, 20307580800), (2, 10153790400), (3, 6769193600), (4, 5076895200), (5, 4061516160), (6, 3384596800), (8, 2538447600), (10, 2030758080), (12, 1692298400), (13, 1562121600), (15, 1353838720), (16, 1269223800), (20, 1015379040), (24, 846149200), (25, 812303232), (26, 781060800), (30, 676919360), (32, 634611900), (39, 520707200), (40, 507689520), (48, 423074600), (50, 406151616), (52, 390530400), (60, 338459680), (64, 317305950), (65, 312424320), (75, 270767744), (78, 260353600), (80, 253844760), (96, 211537300), (100, 203075808), (104, 195265200), (120, 169229840), (128, 158652975), (130, 156212160), (150, 135383872), (156, 130176800), (160, 126922380), (169, 120163200), (192, 105768650), (195, 104141440), (200, 101537904), (208, 97632600), (240, 84614920), (260, 78106080), (300, 67691936), (312, 65088400), (320, 63461190), (325, 62484864), (338, 60081600), (384, 52884325), (390, 52070720), (400, 50768952), (416, 48816300), (480, 42307460), (507, 40054400), (520, 39053040), (600, 33845968), (624, 32544200), (640, 31730595), (650, 31242432), (676, 30040800), (780, 26035360), (800, 25384476), (832, 24408150), (845, 24032640), (960, 21153730), (975, 20828288), (1014, 20027200), (1040, 19526520), (1200, 16922984), (1248, 16272100), (1300, 15621216), (1352, 15020400), (1560, 13017680), (1600, 12692238), (1664, 12204075), (1690, 12016320), (1920, 10576865), (1950, 10414144), (2028, 10013600), (2080, 9763260), (2400, 8461492), (2496, 8136050), (2535, 8010880), (2600, 7810608), (2704, 7510200), (3120, 6508840), (3200, 6346119), (3380, 6008160), (3900, 5207072), (4056, 5006800), (4160, 4881630), (4225, 4806528), (4800, 4230746), (4992, 4068025), (5070, 4005440), (5200, 3905304), (5408, 3755100), (6240, 3254420), (6760, 3004080), (7800, 2603536), (8112, 2503400), (8320, 2440815), (8450, 2403264), (9600, 2115373), (10140, 2002720), (10400, 1952652), (10816, 1877550), (12480, 1627210), (12517, 1622400), (12675, 1602176), (13520, 1502040), (15600, 1301768), (16224, 1251700), (16900, 1201632), (20280, 1001360), (20800, 976326), (21632, 938775), (24960, 813605), (25034, 811200), (25350, 801088), (27040, 751020), (31200, 650884), (32448, 625850), (33800, 600816), (37551, 540800), (40560, 500680), (41600, 488163), (50068, 405600), (50700, 400544), (54080, 375510), (62400, 325442), (62585, 324480), (64896, 312925), (67600, 300408), (75102, 270400), (81120, 250340), (100136, 202800), (101400, 200272), (108160, 187755), (124800, 162721), (125170, 162240), (135200, 150204)]