162666680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 418037760

約数和(自身を除く): 255371080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 71, 82, 88, 110, 127, 142, 164, 205, 220, 254, 284, 328, 355, 410, 440, 451, 508, 568, 635, 710, 781, 820, 902, 1016, 1270, 1397, 1420, 1562, 1640, 1804, 2255, 2540, 2794, 2840, 2911, 3124, 3608, 3905, 4510, 5080, 5207, 5588, 5822, 6248, 6985, 7810, 9017, 9020, 10414, 11176, 11644, 13970, 14555, 15620, 18034, 18040, 20828, 23288, 26035, 27940, 29110, 31240, 32021, 36068, 41656, 45085, 52070, 55880, 57277, 58220, 64042, 72136, 90170, 99187, 104140, 114554, 116440, 128084, 160105, 180340, 198374, 208280, 229108, 256168, 286385, 320210, 360680, 369697, 396748, 458216, 495935, 572770, 640420, 739394, 793496, 991870, 1145540, 1280840, 1478788, 1848485, 1983740, 2291080, 2957576, 3696970, 3967480, 4066667, 7393940, 8133334, 14787880, 16266668, 20333335, 32533336, 40666670, 81333340, 162666680]

約数ペア:

[(1, 162666680), (2, 81333340), (4, 40666670), (5, 32533336), (8, 20333335), (10, 16266668), (11, 14787880), (20, 8133334), (22, 7393940), (40, 4066667), (41, 3967480), (44, 3696970), (55, 2957576), (71, 2291080), (82, 1983740), (88, 1848485), (110, 1478788), (127, 1280840), (142, 1145540), (164, 991870), (205, 793496), (220, 739394), (254, 640420), (284, 572770), (328, 495935), (355, 458216), (410, 396748), (440, 369697), (451, 360680), (508, 320210), (568, 286385), (635, 256168), (710, 229108), (781, 208280), (820, 198374), (902, 180340), (1016, 160105), (1270, 128084), (1397, 116440), (1420, 114554), (1562, 104140), (1640, 99187), (1804, 90170), (2255, 72136), (2540, 64042), (2794, 58220), (2840, 57277), (2911, 55880), (3124, 52070), (3608, 45085), (3905, 41656), (4510, 36068), (5080, 32021), (5207, 31240), (5588, 29110), (5822, 27940), (6248, 26035), (6985, 23288), (7810, 20828), (9017, 18040), (9020, 18034), (10414, 15620), (11176, 14555), (11644, 13970)]