196808192

素因数分解:

$2^9\times 7^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:731

約数の個数: 80

約数和(自身を含む): 455194080

約数和(自身を除く): 258385888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 448, 512, 617, 623, 712, 896, 1234, 1246, 1424, 1792, 2468, 2492, 2848, 3584, 4319, 4936, 4984, 5696, 8638, 9872, 9968, 11392, 17276, 19744, 19936, 22784, 34552, 39488, 39872, 45568, 54913, 69104, 78976, 79744, 109826, 138208, 157952, 159488, 219652, 276416, 315904, 318976, 384391, 439304, 552832, 768782, 878608, 1105664, 1537564, 1757216, 2211328, 3075128, 3514432, 6150256, 7028864, 12300512, 14057728, 24601024, 28115456, 49202048, 98404096, 196808192]

約数ペア:

[(1, 196808192), (2, 98404096), (4, 49202048), (7, 28115456), (8, 24601024), (14, 14057728), (16, 12300512), (28, 7028864), (32, 6150256), (56, 3514432), (64, 3075128), (89, 2211328), (112, 1757216), (128, 1537564), (178, 1105664), (224, 878608), (256, 768782), (356, 552832), (448, 439304), (512, 384391), (617, 318976), (623, 315904), (712, 276416), (896, 219652), (1234, 159488), (1246, 157952), (1424, 138208), (1792, 109826), (2468, 79744), (2492, 78976), (2848, 69104), (3584, 54913), (4319, 45568), (4936, 39872), (4984, 39488), (5696, 34552), (8638, 22784), (9872, 19936), (9968, 19744), (11392, 17276)]