123628800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 216

約数和(自身を含む): 419723136

約数和(自身を除く): 296094336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 47, 48, 50, 60, 64, 75, 80, 94, 96, 100, 120, 128, 137, 141, 150, 160, 188, 192, 200, 235, 240, 256, 274, 282, 300, 320, 376, 384, 400, 411, 470, 480, 548, 564, 600, 640, 685, 705, 752, 768, 800, 822, 940, 960, 1096, 1128, 1175, 1200, 1280, 1370, 1410, 1504, 1600, 1644, 1880, 1920, 2055, 2192, 2256, 2350, 2400, 2740, 2820, 3008, 3200, 3288, 3425, 3525, 3760, 3840, 4110, 4384, 4512, 4700, 4800, 5480, 5640, 6016, 6400, 6439, 6576, 6850, 7050, 7520, 8220, 8768, 9024, 9400, 9600, 10275, 10960, 11280, 12032, 12878, 13152, 13700, 14100, 15040, 16440, 17536, 18048, 18800, 19200, 19317, 20550, 21920, 22560, 25756, 26304, 27400, 28200, 30080, 32195, 32880, 35072, 36096, 37600, 38634, 41100, 43840, 45120, 51512, 52608, 54800, 56400, 60160, 64390, 65760, 75200, 77268, 82200, 87680, 90240, 96585, 103024, 105216, 109600, 112800, 128780, 131520, 150400, 154536, 160975, 164400, 175360, 180480, 193170, 206048, 219200, 225600, 257560, 263040, 300800, 309072, 321950, 328800, 386340, 412096, 438400, 451200, 482925, 515120, 526080, 618144, 643900, 657600, 772680, 824192, 876800, 902400, 965850, 1030240, 1236288, 1287800, 1315200, 1545360, 1648384, 1931700, 2060480, 2472576, 2575600, 2630400, 3090720, 3863400, 4120960, 4945152, 5151200, 6181440, 7726800, 8241920, 10302400, 12362880, 15453600, 20604800, 24725760, 30907200, 41209600, 61814400, 123628800]

約数ペア:

[(1, 123628800), (2, 61814400), (3, 41209600), (4, 30907200), (5, 24725760), (6, 20604800), (8, 15453600), (10, 12362880), (12, 10302400), (15, 8241920), (16, 7726800), (20, 6181440), (24, 5151200), (25, 4945152), (30, 4120960), (32, 3863400), (40, 3090720), (47, 2630400), (48, 2575600), (50, 2472576), (60, 2060480), (64, 1931700), (75, 1648384), (80, 1545360), (94, 1315200), (96, 1287800), (100, 1236288), (120, 1030240), (128, 965850), (137, 902400), (141, 876800), (150, 824192), (160, 772680), (188, 657600), (192, 643900), (200, 618144), (235, 526080), (240, 515120), (256, 482925), (274, 451200), (282, 438400), (300, 412096), (320, 386340), (376, 328800), (384, 321950), (400, 309072), (411, 300800), (470, 263040), (480, 257560), (548, 225600), (564, 219200), (600, 206048), (640, 193170), (685, 180480), (705, 175360), (752, 164400), (768, 160975), (800, 154536), (822, 150400), (940, 131520), (960, 128780), (1096, 112800), (1128, 109600), (1175, 105216), (1200, 103024), (1280, 96585), (1370, 90240), (1410, 87680), (1504, 82200), (1600, 77268), (1644, 75200), (1880, 65760), (1920, 64390), (2055, 60160), (2192, 56400), (2256, 54800), (2350, 52608), (2400, 51512), (2740, 45120), (2820, 43840), (3008, 41100), (3200, 38634), (3288, 37600), (3425, 36096), (3525, 35072), (3760, 32880), (3840, 32195), (4110, 30080), (4384, 28200), (4512, 27400), (4700, 26304), (4800, 25756), (5480, 22560), (5640, 21920), (6016, 20550), (6400, 19317), (6439, 19200), (6576, 18800), (6850, 18048), (7050, 17536), (7520, 16440), (8220, 15040), (8768, 14100), (9024, 13700), (9400, 13152), (9600, 12878), (10275, 12032), (10960, 11280)]