208587312

素因数分解:

$2^4\times 3^8\times {\mathrm{1987}}^1$

素因数の和:2019

約数の個数: 90

約数和(自身を含む): 606481148

約数和(自身を除く): 397893836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 1987, 2187, 2916, 3888, 3974, 4374, 5832, 5961, 6561, 7948, 8748, 11664, 11922, 13122, 15896, 17496, 17883, 23844, 26244, 31792, 34992, 35766, 47688, 52488, 53649, 71532, 95376, 104976, 107298, 143064, 160947, 214596, 286128, 321894, 429192, 482841, 643788, 858384, 965682, 1287576, 1448523, 1931364, 2575152, 2897046, 3862728, 4345569, 5794092, 7725456, 8691138, 11588184, 13036707, 17382276, 23176368, 26073414, 34764552, 52146828, 69529104, 104293656, 208587312]

約数ペア:

[(1, 208587312), (2, 104293656), (3, 69529104), (4, 52146828), (6, 34764552), (8, 26073414), (9, 23176368), (12, 17382276), (16, 13036707), (18, 11588184), (24, 8691138), (27, 7725456), (36, 5794092), (48, 4345569), (54, 3862728), (72, 2897046), (81, 2575152), (108, 1931364), (144, 1448523), (162, 1287576), (216, 965682), (243, 858384), (324, 643788), (432, 482841), (486, 429192), (648, 321894), (729, 286128), (972, 214596), (1296, 160947), (1458, 143064), (1944, 107298), (1987, 104976), (2187, 95376), (2916, 71532), (3888, 53649), (3974, 52488), (4374, 47688), (5832, 35766), (5961, 34992), (6561, 31792), (7948, 26244), (8748, 23844), (11664, 17883), (11922, 17496), (13122, 15896)]