68284172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 143046288

約数和(自身を除く): 74762116

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 68, 86, 121, 172, 187, 193, 242, 374, 386, 473, 484, 731, 748, 772, 946, 1462, 1892, 2057, 2123, 2924, 3281, 4114, 4246, 5203, 6562, 8041, 8228, 8299, 8492, 10406, 13124, 16082, 16598, 20812, 23353, 32164, 33196, 36091, 46706, 72182, 88451, 91289, 93412, 141083, 144364, 176902, 182578, 282166, 353804, 365156, 397001, 564332, 794002, 1004179, 1551913, 1588004, 2008358, 3103826, 4016716, 6207652, 17071043, 34142086, 68284172]

約数ペア:

[(1, 68284172), (2, 34142086), (4, 17071043), (11, 6207652), (17, 4016716), (22, 3103826), (34, 2008358), (43, 1588004), (44, 1551913), (68, 1004179), (86, 794002), (121, 564332), (172, 397001), (187, 365156), (193, 353804), (242, 282166), (374, 182578), (386, 176902), (473, 144364), (484, 141083), (731, 93412), (748, 91289), (772, 88451), (946, 72182), (1462, 46706), (1892, 36091), (2057, 33196), (2123, 32164), (2924, 23353), (3281, 20812), (4114, 16598), (4246, 16082), (5203, 13124), (6562, 10406), (8041, 8492), (8228, 8299)]