217863184

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1184

約数の個数: 80

約数和(自身を含む): 529716096

約数和(自身を除く): 311852912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 181, 308, 362, 616, 724, 977, 1232, 1267, 1448, 1954, 1991, 2534, 2896, 3908, 3982, 5068, 6839, 7816, 7964, 10136, 10747, 13678, 13937, 15632, 15928, 20272, 21494, 27356, 27874, 31856, 42988, 54712, 55748, 75229, 85976, 109424, 111496, 150458, 171952, 176837, 222992, 300916, 353674, 601832, 707348, 1203664, 1237859, 1414696, 1945207, 2475718, 2829392, 3890414, 4951436, 7780828, 9902872, 13616449, 15561656, 19805744, 27232898, 31123312, 54465796, 108931592, 217863184]

約数ペア:

[(1, 217863184), (2, 108931592), (4, 54465796), (7, 31123312), (8, 27232898), (11, 19805744), (14, 15561656), (16, 13616449), (22, 9902872), (28, 7780828), (44, 4951436), (56, 3890414), (77, 2829392), (88, 2475718), (112, 1945207), (154, 1414696), (176, 1237859), (181, 1203664), (308, 707348), (362, 601832), (616, 353674), (724, 300916), (977, 222992), (1232, 176837), (1267, 171952), (1448, 150458), (1954, 111496), (1991, 109424), (2534, 85976), (2896, 75229), (3908, 55748), (3982, 54712), (5068, 42988), (6839, 31856), (7816, 27874), (7964, 27356), (10136, 21494), (10747, 20272), (13678, 15928), (13937, 15632)]