208777408

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:462

約数の個数: 112

約数和(自身を含む): 509137920

約数和(自身を除く): 300360512

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 79, 112, 119, 136, 158, 224, 238, 272, 316, 347, 448, 476, 544, 553, 632, 694, 952, 1088, 1106, 1264, 1343, 1388, 1904, 2212, 2429, 2528, 2686, 2776, 3808, 4424, 4858, 5056, 5372, 5552, 5899, 7616, 8848, 9401, 9716, 10744, 11104, 11798, 17696, 18802, 19432, 21488, 22208, 23596, 27413, 35392, 37604, 38864, 41293, 42976, 47192, 54826, 75208, 77728, 82586, 85952, 94384, 109652, 150416, 155456, 165172, 188768, 191891, 219304, 300832, 330344, 377536, 383782, 438608, 466021, 601664, 660688, 767564, 877216, 932042, 1321376, 1535128, 1754432, 1864084, 2642752, 3070256, 3262147, 3728168, 6140512, 6524294, 7456336, 12281024, 13048588, 14912672, 26097176, 29825344, 52194352, 104388704, 208777408]

約数ペア:

[(1, 208777408), (2, 104388704), (4, 52194352), (7, 29825344), (8, 26097176), (14, 14912672), (16, 13048588), (17, 12281024), (28, 7456336), (32, 6524294), (34, 6140512), (56, 3728168), (64, 3262147), (68, 3070256), (79, 2642752), (112, 1864084), (119, 1754432), (136, 1535128), (158, 1321376), (224, 932042), (238, 877216), (272, 767564), (316, 660688), (347, 601664), (448, 466021), (476, 438608), (544, 383782), (553, 377536), (632, 330344), (694, 300832), (952, 219304), (1088, 191891), (1106, 188768), (1264, 165172), (1343, 155456), (1388, 150416), (1904, 109652), (2212, 94384), (2429, 85952), (2528, 82586), (2686, 77728), (2776, 75208), (3808, 54826), (4424, 47192), (4858, 42976), (5056, 41293), (5372, 38864), (5552, 37604), (5899, 35392), (7616, 27413), (8848, 23596), (9401, 22208), (9716, 21488), (10744, 19432), (11104, 18802), (11798, 17696)]