780472

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 1867320

約数和(自身を除く): 1086848

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 181, 196, 308, 362, 392, 539, 616, 724, 1078, 1267, 1448, 1991, 2156, 2534, 3982, 4312, 5068, 7964, 8869, 10136, 13937, 15928, 17738, 27874, 35476, 55748, 70952, 97559, 111496, 195118, 390236, 780472]

約数ペア:

[(1, 780472), (2, 390236), (4, 195118), (7, 111496), (8, 97559), (11, 70952), (14, 55748), (22, 35476), (28, 27874), (44, 17738), (49, 15928), (56, 13937), (77, 10136), (88, 8869), (98, 7964), (154, 5068), (181, 4312), (196, 3982), (308, 2534), (362, 2156), (392, 1991), (539, 1448), (616, 1267), (724, 1078)]