164220240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1759}}^1$

素因数の和:2164

約数の個数: 80

約数和(自身を含む): 510681600

約数和(自身を除く): 346461360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1759, 1945, 2334, 3112, 3518, 3890, 4668, 5277, 5835, 6224, 7036, 7780, 8795, 9336, 10554, 11670, 14072, 15560, 17590, 18672, 21108, 23340, 26385, 28144, 31120, 35180, 42216, 46680, 52770, 70360, 84432, 93360, 105540, 140720, 211080, 422160, 684251, 1368502, 2052753, 2737004, 3421255, 4105506, 5474008, 6842510, 8211012, 10263765, 10948016, 13685020, 16422024, 20527530, 27370040, 32844048, 41055060, 54740080, 82110120, 164220240]

約数ペア:

[(1, 164220240), (2, 82110120), (3, 54740080), (4, 41055060), (5, 32844048), (6, 27370040), (8, 20527530), (10, 16422024), (12, 13685020), (15, 10948016), (16, 10263765), (20, 8211012), (24, 6842510), (30, 5474008), (40, 4105506), (48, 3421255), (60, 2737004), (80, 2052753), (120, 1368502), (240, 684251), (389, 422160), (778, 211080), (1167, 140720), (1556, 105540), (1759, 93360), (1945, 84432), (2334, 70360), (3112, 52770), (3518, 46680), (3890, 42216), (4668, 35180), (5277, 31120), (5835, 28144), (6224, 26385), (7036, 23340), (7780, 21108), (8795, 18672), (9336, 17590), (10554, 15560), (11670, 14072)]