320436904

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{2423}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 613175040

約数和(自身を除く): 292738136

約数列:

[1, 2, 4, 8, 61, 122, 244, 271, 488, 542, 1084, 2168, 2423, 4846, 9692, 16531, 19384, 33062, 66124, 132248, 147803, 295606, 591212, 656633, 1182424, 1313266, 2626532, 5253064, 40054613, 80109226, 160218452, 320436904]

約数ペア:

[(1, 320436904), (2, 160218452), (4, 80109226), (8, 40054613), (61, 5253064), (122, 2626532), (244, 1313266), (271, 1182424), (488, 656633), (542, 591212), (1084, 295606), (2168, 147803), (2423, 132248), (4846, 66124), (9692, 33062), (16531, 19384)]