1268880000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:365

約数の個数: 320

約数和(自身を含む): 4473817920

約数和(自身を除く): 3204937920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 125, 128, 136, 150, 160, 170, 192, 200, 204, 240, 250, 255, 272, 300, 311, 320, 340, 375, 384, 400, 408, 425, 480, 500, 510, 544, 600, 622, 625, 640, 680, 750, 800, 816, 850, 933, 960, 1000, 1020, 1088, 1200, 1244, 1250, 1275, 1360, 1500, 1555, 1600, 1632, 1700, 1866, 1875, 1920, 2000, 2040, 2125, 2176, 2400, 2488, 2500, 2550, 2720, 3000, 3110, 3200, 3264, 3400, 3732, 3750, 4000, 4080, 4250, 4665, 4800, 4976, 5000, 5100, 5287, 5440, 6000, 6220, 6375, 6528, 6800, 7464, 7500, 7775, 8000, 8160, 8500, 9330, 9600, 9952, 10000, 10200, 10574, 10625, 10880, 12000, 12440, 12750, 13600, 14928, 15000, 15550, 15861, 16000, 16320, 17000, 18660, 19904, 20000, 20400, 21148, 21250, 23325, 24000, 24880, 25500, 26435, 27200, 29856, 30000, 31100, 31722, 31875, 32640, 34000, 37320, 38875, 39808, 40000, 40800, 42296, 42500, 46650, 48000, 49760, 51000, 52870, 54400, 59712, 60000, 62200, 63444, 63750, 68000, 74640, 77750, 79305, 80000, 81600, 84592, 85000, 93300, 99520, 102000, 105740, 116625, 119424, 120000, 124400, 126888, 127500, 132175, 136000, 149280, 155500, 158610, 163200, 169184, 170000, 186600, 194375, 199040, 204000, 211480, 233250, 240000, 248800, 253776, 255000, 264350, 272000, 298560, 311000, 317220, 338368, 340000, 373200, 388750, 396525, 408000, 422960, 466500, 497600, 507552, 510000, 528700, 583125, 597120, 622000, 634440, 660875, 676736, 680000, 746400, 777500, 793050, 816000, 845920, 933000, 995200, 1015104, 1020000, 1057400, 1166250, 1244000, 1268880, 1321750, 1360000, 1492800, 1555000, 1586100, 1691840, 1866000, 1982625, 2030208, 2040000, 2114800, 2332500, 2488000, 2537760, 2643500, 2985600, 3110000, 3172200, 3304375, 3383680, 3732000, 3965250, 4080000, 4229600, 4665000, 4976000, 5075520, 5287000, 6220000, 6344400, 6608750, 7464000, 7930500, 8459200, 9330000, 9913125, 10151040, 10574000, 12440000, 12688800, 13217500, 14928000, 15861000, 16918400, 18660000, 19826250, 21148000, 24880000, 25377600, 26435000, 31722000, 37320000, 39652500, 42296000, 50755200, 52870000, 63444000, 74640000, 79305000, 84592000, 105740000, 126888000, 158610000, 211480000, 253776000, 317220000, 422960000, 634440000, 1268880000]

約数ペア:

[(1, 1268880000), (2, 634440000), (3, 422960000), (4, 317220000), (5, 253776000), (6, 211480000), (8, 158610000), (10, 126888000), (12, 105740000), (15, 84592000), (16, 79305000), (17, 74640000), (20, 63444000), (24, 52870000), (25, 50755200), (30, 42296000), (32, 39652500), (34, 37320000), (40, 31722000), (48, 26435000), (50, 25377600), (51, 24880000), (60, 21148000), (64, 19826250), (68, 18660000), (75, 16918400), (80, 15861000), (85, 14928000), (96, 13217500), (100, 12688800), (102, 12440000), (120, 10574000), (125, 10151040), (128, 9913125), (136, 9330000), (150, 8459200), (160, 7930500), (170, 7464000), (192, 6608750), (200, 6344400), (204, 6220000), (240, 5287000), (250, 5075520), (255, 4976000), (272, 4665000), (300, 4229600), (311, 4080000), (320, 3965250), (340, 3732000), (375, 3383680), (384, 3304375), (400, 3172200), (408, 3110000), (425, 2985600), (480, 2643500), (500, 2537760), (510, 2488000), (544, 2332500), (600, 2114800), (622, 2040000), (625, 2030208), (640, 1982625), (680, 1866000), (750, 1691840), (800, 1586100), (816, 1555000), (850, 1492800), (933, 1360000), (960, 1321750), (1000, 1268880), (1020, 1244000), (1088, 1166250), (1200, 1057400), (1244, 1020000), (1250, 1015104), (1275, 995200), (1360, 933000), (1500, 845920), (1555, 816000), (1600, 793050), (1632, 777500), (1700, 746400), (1866, 680000), (1875, 676736), (1920, 660875), (2000, 634440), (2040, 622000), (2125, 597120), (2176, 583125), (2400, 528700), (2488, 510000), (2500, 507552), (2550, 497600), (2720, 466500), (3000, 422960), (3110, 408000), (3200, 396525), (3264, 388750), (3400, 373200), (3732, 340000), (3750, 338368), (4000, 317220), (4080, 311000), (4250, 298560), (4665, 272000), (4800, 264350), (4976, 255000), (5000, 253776), (5100, 248800), (5287, 240000), (5440, 233250), (6000, 211480), (6220, 204000), (6375, 199040), (6528, 194375), (6800, 186600), (7464, 170000), (7500, 169184), (7775, 163200), (8000, 158610), (8160, 155500), (8500, 149280), (9330, 136000), (9600, 132175), (9952, 127500), (10000, 126888), (10200, 124400), (10574, 120000), (10625, 119424), (10880, 116625), (12000, 105740), (12440, 102000), (12750, 99520), (13600, 93300), (14928, 85000), (15000, 84592), (15550, 81600), (15861, 80000), (16000, 79305), (16320, 77750), (17000, 74640), (18660, 68000), (19904, 63750), (20000, 63444), (20400, 62200), (21148, 60000), (21250, 59712), (23325, 54400), (24000, 52870), (24880, 51000), (25500, 49760), (26435, 48000), (27200, 46650), (29856, 42500), (30000, 42296), (31100, 40800), (31722, 40000), (31875, 39808), (32640, 38875), (34000, 37320)]