168203728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1$

素因数の和:776

約数の個数: 80

約数和(自身を含む): 408545280

約数和(自身を除く): 240341552

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 311, 439, 616, 622, 878, 1232, 1244, 1756, 2177, 2488, 3073, 3421, 3512, 4354, 4829, 4976, 6146, 6842, 7024, 8708, 9658, 12292, 13684, 17416, 19316, 23947, 24584, 27368, 33803, 34832, 38632, 47894, 49168, 54736, 67606, 77264, 95788, 135212, 136529, 191576, 270424, 273058, 383152, 540848, 546116, 955703, 1092232, 1501819, 1911406, 2184464, 3003638, 3822812, 6007276, 7645624, 10512733, 12014552, 15291248, 21025466, 24029104, 42050932, 84101864, 168203728]

約数ペア:

[(1, 168203728), (2, 84101864), (4, 42050932), (7, 24029104), (8, 21025466), (11, 15291248), (14, 12014552), (16, 10512733), (22, 7645624), (28, 6007276), (44, 3822812), (56, 3003638), (77, 2184464), (88, 1911406), (112, 1501819), (154, 1092232), (176, 955703), (308, 546116), (311, 540848), (439, 383152), (616, 273058), (622, 270424), (878, 191576), (1232, 136529), (1244, 135212), (1756, 95788), (2177, 77264), (2488, 67606), (3073, 54736), (3421, 49168), (3512, 47894), (4354, 38632), (4829, 34832), (4976, 33803), (6146, 27368), (6842, 24584), (7024, 23947), (8708, 19316), (9658, 17416), (12292, 13684)]