278528768

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3307}}^1$

素因数の和:3377

約数の個数: 72

約数和(自身を含む): 649108992

約数和(自身を除く): 370580224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 448, 658, 752, 896, 1316, 1504, 1792, 2632, 3008, 3307, 5264, 6016, 6614, 10528, 12032, 13228, 21056, 23149, 26456, 42112, 46298, 52912, 84224, 92596, 105824, 155429, 185192, 211648, 310858, 370384, 423296, 621716, 740768, 846592, 1088003, 1243432, 1481536, 2176006, 2486864, 2963072, 4352012, 4973728, 5926144, 8704024, 9947456, 17408048, 19894912, 34816096, 39789824, 69632192, 139264384, 278528768]

約数ペア:

[(1, 278528768), (2, 139264384), (4, 69632192), (7, 39789824), (8, 34816096), (14, 19894912), (16, 17408048), (28, 9947456), (32, 8704024), (47, 5926144), (56, 4973728), (64, 4352012), (94, 2963072), (112, 2486864), (128, 2176006), (188, 1481536), (224, 1243432), (256, 1088003), (329, 846592), (376, 740768), (448, 621716), (658, 423296), (752, 370384), (896, 310858), (1316, 211648), (1504, 185192), (1792, 155429), (2632, 105824), (3008, 92596), (3307, 84224), (5264, 52912), (6016, 46298), (6614, 42112), (10528, 26456), (12032, 23149), (13228, 21056)]