290391808

素因数分解:

$2^8\times 7^1\times {\mathrm{347}}^1\times {\mathrm{467}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 665788032

約数和(自身を除く): 375396224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 347, 448, 467, 694, 896, 934, 1388, 1792, 1868, 2429, 2776, 3269, 3736, 4858, 5552, 6538, 7472, 9716, 11104, 13076, 14944, 19432, 22208, 26152, 29888, 38864, 44416, 52304, 59776, 77728, 88832, 104608, 119552, 155456, 162049, 209216, 310912, 324098, 418432, 621824, 648196, 836864, 1134343, 1296392, 2268686, 2592784, 4537372, 5185568, 9074744, 10371136, 18149488, 20742272, 36298976, 41484544, 72597952, 145195904, 290391808]

約数ペア:

[(1, 290391808), (2, 145195904), (4, 72597952), (7, 41484544), (8, 36298976), (14, 20742272), (16, 18149488), (28, 10371136), (32, 9074744), (56, 5185568), (64, 4537372), (112, 2592784), (128, 2268686), (224, 1296392), (256, 1134343), (347, 836864), (448, 648196), (467, 621824), (694, 418432), (896, 324098), (934, 310912), (1388, 209216), (1792, 162049), (1868, 155456), (2429, 119552), (2776, 104608), (3269, 88832), (3736, 77728), (4858, 59776), (5552, 52304), (6538, 44416), (7472, 38864), (9716, 29888), (11104, 26152), (13076, 22208), (14944, 19432)]