256334876

素因数分解:

$2^2\times 7^3\times {\mathrm{83}}^1\times {\mathrm{2251}}^1$

素因数の和:2359

約数の個数: 48

約数和(自身を含む): 529670400

約数和(自身を除く): 273335524

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 332, 343, 581, 686, 1162, 1372, 2251, 2324, 4067, 4502, 8134, 9004, 15757, 16268, 28469, 31514, 56938, 63028, 110299, 113876, 186833, 220598, 373666, 441196, 747332, 772093, 1307831, 1544186, 2615662, 3088372, 5231324, 9154817, 18309634, 36619268, 64083719, 128167438, 256334876]

約数ペア:

[(1, 256334876), (2, 128167438), (4, 64083719), (7, 36619268), (14, 18309634), (28, 9154817), (49, 5231324), (83, 3088372), (98, 2615662), (166, 1544186), (196, 1307831), (332, 772093), (343, 747332), (581, 441196), (686, 373666), (1162, 220598), (1372, 186833), (2251, 113876), (2324, 110299), (4067, 63028), (4502, 56938), (8134, 31514), (9004, 28469), (15757, 16268)]