19400457984

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{8923}}^1$

素因数の和:9110

約数の個数: 144

約数和(自身を含む): 54721968000

約数和(自身を除く): 35321510016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 149, 152, 192, 228, 256, 298, 304, 384, 447, 456, 596, 608, 768, 894, 912, 1192, 1216, 1788, 1824, 2384, 2432, 2831, 3576, 3648, 4768, 4864, 5662, 7152, 7296, 8493, 8923, 9536, 11324, 14304, 14592, 16986, 17846, 19072, 22648, 26769, 28608, 33972, 35692, 38144, 45296, 53538, 57216, 67944, 71384, 90592, 107076, 114432, 135888, 142768, 169537, 181184, 214152, 271776, 285536, 339074, 362368, 428304, 508611, 543552, 571072, 678148, 724736, 856608, 1017222, 1087104, 1142144, 1329527, 1356296, 1713216, 2034444, 2174208, 2284288, 2659054, 2712592, 3426432, 3988581, 4068888, 5318108, 5425184, 6852864, 7977162, 8137776, 10636216, 10850368, 15954324, 16275552, 21272432, 21700736, 25261013, 31908648, 32551104, 42544864, 43401472, 50522026, 63817296, 65102208, 75783039, 85089728, 101044052, 127634592, 130204416, 151566078, 170179456, 202088104, 255269184, 303132156, 340358912, 404176208, 510538368, 606264312, 808352416, 1021076736, 1212528624, 1616704832, 2425057248, 3233409664, 4850114496, 6466819328, 9700228992, 19400457984]

約数ペア:

[(1, 19400457984), (2, 9700228992), (3, 6466819328), (4, 4850114496), (6, 3233409664), (8, 2425057248), (12, 1616704832), (16, 1212528624), (19, 1021076736), (24, 808352416), (32, 606264312), (38, 510538368), (48, 404176208), (57, 340358912), (64, 303132156), (76, 255269184), (96, 202088104), (114, 170179456), (128, 151566078), (149, 130204416), (152, 127634592), (192, 101044052), (228, 85089728), (256, 75783039), (298, 65102208), (304, 63817296), (384, 50522026), (447, 43401472), (456, 42544864), (596, 32551104), (608, 31908648), (768, 25261013), (894, 21700736), (912, 21272432), (1192, 16275552), (1216, 15954324), (1788, 10850368), (1824, 10636216), (2384, 8137776), (2432, 7977162), (2831, 6852864), (3576, 5425184), (3648, 5318108), (4768, 4068888), (4864, 3988581), (5662, 3426432), (7152, 2712592), (7296, 2659054), (8493, 2284288), (8923, 2174208), (9536, 2034444), (11324, 1713216), (14304, 1356296), (14592, 1329527), (16986, 1142144), (17846, 1087104), (19072, 1017222), (22648, 856608), (26769, 724736), (28608, 678148), (33972, 571072), (35692, 543552), (38144, 508611), (45296, 428304), (53538, 362368), (57216, 339074), (67944, 285536), (71384, 271776), (90592, 214152), (107076, 181184), (114432, 169537), (135888, 142768)]