84546840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 291755520

約数和(自身を除く): 207208680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 401, 420, 502, 753, 802, 840, 1004, 1203, 1255, 1506, 1604, 1757, 2005, 2008, 2406, 2510, 2807, 3012, 3208, 3514, 3765, 4010, 4812, 5020, 5271, 5614, 6015, 6024, 7028, 7530, 8020, 8421, 8785, 9624, 10040, 10542, 11228, 12030, 14035, 14056, 15060, 16040, 16842, 17570, 21084, 22456, 24060, 26355, 28070, 30120, 33684, 35140, 42105, 42168, 48120, 52710, 56140, 67368, 70280, 84210, 100651, 105420, 112280, 168420, 201302, 210840, 301953, 336840, 402604, 503255, 603906, 704557, 805208, 1006510, 1207812, 1409114, 1509765, 2013020, 2113671, 2415624, 2818228, 3019530, 3522785, 4026040, 4227342, 5636456, 6039060, 7045570, 8454684, 10568355, 12078120, 14091140, 16909368, 21136710, 28182280, 42273420, 84546840]

約数ペア:

[(1, 84546840), (2, 42273420), (3, 28182280), (4, 21136710), (5, 16909368), (6, 14091140), (7, 12078120), (8, 10568355), (10, 8454684), (12, 7045570), (14, 6039060), (15, 5636456), (20, 4227342), (21, 4026040), (24, 3522785), (28, 3019530), (30, 2818228), (35, 2415624), (40, 2113671), (42, 2013020), (56, 1509765), (60, 1409114), (70, 1207812), (84, 1006510), (105, 805208), (120, 704557), (140, 603906), (168, 503255), (210, 402604), (251, 336840), (280, 301953), (401, 210840), (420, 201302), (502, 168420), (753, 112280), (802, 105420), (840, 100651), (1004, 84210), (1203, 70280), (1255, 67368), (1506, 56140), (1604, 52710), (1757, 48120), (2005, 42168), (2008, 42105), (2406, 35140), (2510, 33684), (2807, 30120), (3012, 28070), (3208, 26355), (3514, 24060), (3765, 22456), (4010, 21084), (4812, 17570), (5020, 16842), (5271, 16040), (5614, 15060), (6015, 14056), (6024, 14035), (7028, 12030), (7530, 11228), (8020, 10542), (8421, 10040), (8785, 9624)]