261276264

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{213461}}^1$

素因数の和:213490

約数の個数: 48

約数和(自身を含む): 749251620

約数和(自身を除く): 487975356

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 213461, 426922, 640383, 853844, 1280766, 1707688, 1921149, 2561532, 3628837, 3842298, 5123064, 7257674, 7684596, 10886511, 14515348, 15369192, 21773022, 29030696, 32659533, 43546044, 65319066, 87092088, 130638132, 261276264]

約数ペア:

[(1, 261276264), (2, 130638132), (3, 87092088), (4, 65319066), (6, 43546044), (8, 32659533), (9, 29030696), (12, 21773022), (17, 15369192), (18, 14515348), (24, 10886511), (34, 7684596), (36, 7257674), (51, 5123064), (68, 3842298), (72, 3628837), (102, 2561532), (136, 1921149), (153, 1707688), (204, 1280766), (306, 853844), (408, 640383), (612, 426922), (1224, 213461)]