289444708

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 641491200

約数和(自身を除く): 352046492

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 73, 76, 116, 133, 146, 203, 257, 266, 292, 406, 511, 514, 532, 551, 812, 1022, 1028, 1102, 1387, 1799, 2044, 2117, 2204, 2774, 3598, 3857, 4234, 4883, 5548, 7196, 7453, 7714, 8468, 9709, 9766, 14819, 14906, 15428, 18761, 19418, 19532, 29638, 29812, 34181, 37522, 38836, 40223, 52171, 59276, 68362, 75044, 80446, 104342, 131327, 136724, 141607, 160892, 208684, 262654, 281561, 283214, 356459, 525308, 544069, 563122, 566428, 712918, 991249, 1088138, 1126244, 1425836, 1982498, 2176276, 2495213, 3808483, 3964996, 4990426, 7616966, 9980852, 10337311, 15233932, 20674622, 41349244, 72361177, 144722354, 289444708]

約数ペア:

[(1, 289444708), (2, 144722354), (4, 72361177), (7, 41349244), (14, 20674622), (19, 15233932), (28, 10337311), (29, 9980852), (38, 7616966), (58, 4990426), (73, 3964996), (76, 3808483), (116, 2495213), (133, 2176276), (146, 1982498), (203, 1425836), (257, 1126244), (266, 1088138), (292, 991249), (406, 712918), (511, 566428), (514, 563122), (532, 544069), (551, 525308), (812, 356459), (1022, 283214), (1028, 281561), (1102, 262654), (1387, 208684), (1799, 160892), (2044, 141607), (2117, 136724), (2204, 131327), (2774, 104342), (3598, 80446), (3857, 75044), (4234, 68362), (4883, 59276), (5548, 52171), (7196, 40223), (7453, 38836), (7714, 37522), (8468, 34181), (9709, 29812), (9766, 29638), (14819, 19532), (14906, 19418), (15428, 18761)]