210057760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 562718016

約数和(自身を除く): 352660256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 71, 80, 82, 88, 110, 142, 160, 164, 176, 205, 220, 284, 328, 352, 355, 410, 440, 451, 568, 656, 710, 781, 820, 880, 902, 1136, 1312, 1420, 1562, 1640, 1681, 1760, 1804, 2255, 2272, 2840, 2911, 3124, 3280, 3362, 3608, 3905, 4510, 5680, 5822, 6248, 6560, 6724, 7216, 7810, 8405, 9020, 11360, 11644, 12496, 13448, 14432, 14555, 15620, 16810, 18040, 18491, 23288, 24992, 26896, 29110, 31240, 32021, 33620, 36080, 36982, 46576, 53792, 58220, 62480, 64042, 67240, 72160, 73964, 92455, 93152, 116440, 119351, 124960, 128084, 134480, 147928, 160105, 184910, 232880, 238702, 256168, 268960, 295856, 320210, 369820, 465760, 477404, 512336, 591712, 596755, 640420, 739640, 954808, 1024672, 1193510, 1280840, 1312861, 1479280, 1909616, 2387020, 2561680, 2625722, 2958560, 3819232, 4774040, 5123360, 5251444, 6564305, 9548080, 10502888, 13128610, 19096160, 21005776, 26257220, 42011552, 52514440, 105028880, 210057760]

約数ペア:

[(1, 210057760), (2, 105028880), (4, 52514440), (5, 42011552), (8, 26257220), (10, 21005776), (11, 19096160), (16, 13128610), (20, 10502888), (22, 9548080), (32, 6564305), (40, 5251444), (41, 5123360), (44, 4774040), (55, 3819232), (71, 2958560), (80, 2625722), (82, 2561680), (88, 2387020), (110, 1909616), (142, 1479280), (160, 1312861), (164, 1280840), (176, 1193510), (205, 1024672), (220, 954808), (284, 739640), (328, 640420), (352, 596755), (355, 591712), (410, 512336), (440, 477404), (451, 465760), (568, 369820), (656, 320210), (710, 295856), (781, 268960), (820, 256168), (880, 238702), (902, 232880), (1136, 184910), (1312, 160105), (1420, 147928), (1562, 134480), (1640, 128084), (1681, 124960), (1760, 119351), (1804, 116440), (2255, 93152), (2272, 92455), (2840, 73964), (2911, 72160), (3124, 67240), (3280, 64042), (3362, 62480), (3608, 58220), (3905, 53792), (4510, 46576), (5680, 36982), (5822, 36080), (6248, 33620), (6560, 32021), (6724, 31240), (7216, 29110), (7810, 26896), (8405, 24992), (9020, 23288), (11360, 18491), (11644, 18040), (12496, 16810), (13448, 15620), (14432, 14555)]