67980800

素因数分解:

$2^9\times 5^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 120

約数和(自身を含む): 173533536

約数和(自身を除く): 105552736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 113, 128, 160, 188, 200, 226, 235, 256, 320, 376, 400, 452, 470, 512, 565, 640, 752, 800, 904, 940, 1130, 1175, 1280, 1504, 1600, 1808, 1880, 2260, 2350, 2560, 2825, 3008, 3200, 3616, 3760, 4520, 4700, 5311, 5650, 6016, 6400, 7232, 7520, 9040, 9400, 10622, 11300, 12032, 12800, 14464, 15040, 18080, 18800, 21244, 22600, 24064, 26555, 28928, 30080, 36160, 37600, 42488, 45200, 53110, 57856, 60160, 72320, 75200, 84976, 90400, 106220, 120320, 132775, 144640, 150400, 169952, 180800, 212440, 265550, 289280, 300800, 339904, 361600, 424880, 531100, 601600, 679808, 723200, 849760, 1062200, 1359616, 1446400, 1699520, 2124400, 2719232, 3399040, 4248800, 6798080, 8497600, 13596160, 16995200, 33990400, 67980800]

約数ペア:

[(1, 67980800), (2, 33990400), (4, 16995200), (5, 13596160), (8, 8497600), (10, 6798080), (16, 4248800), (20, 3399040), (25, 2719232), (32, 2124400), (40, 1699520), (47, 1446400), (50, 1359616), (64, 1062200), (80, 849760), (94, 723200), (100, 679808), (113, 601600), (128, 531100), (160, 424880), (188, 361600), (200, 339904), (226, 300800), (235, 289280), (256, 265550), (320, 212440), (376, 180800), (400, 169952), (452, 150400), (470, 144640), (512, 132775), (565, 120320), (640, 106220), (752, 90400), (800, 84976), (904, 75200), (940, 72320), (1130, 60160), (1175, 57856), (1280, 53110), (1504, 45200), (1600, 42488), (1808, 37600), (1880, 36160), (2260, 30080), (2350, 28928), (2560, 26555), (2825, 24064), (3008, 22600), (3200, 21244), (3616, 18800), (3760, 18080), (4520, 15040), (4700, 14464), (5311, 12800), (5650, 12032), (6016, 11300), (6400, 10622), (7232, 9400), (7520, 9040)]