261015684

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{11971}}^1$

素因数の和:12080

約数の個数: 48

約数和(自身を含む): 643614720

約数和(自身を除く): 382599036

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 79, 92, 138, 158, 237, 276, 316, 474, 948, 1817, 3634, 5451, 7268, 10902, 11971, 21804, 23942, 35913, 47884, 71826, 143652, 275333, 550666, 825999, 945709, 1101332, 1651998, 1891418, 2837127, 3303996, 3782836, 5674254, 11348508, 21751307, 43502614, 65253921, 87005228, 130507842, 261015684]

約数ペア:

[(1, 261015684), (2, 130507842), (3, 87005228), (4, 65253921), (6, 43502614), (12, 21751307), (23, 11348508), (46, 5674254), (69, 3782836), (79, 3303996), (92, 2837127), (138, 1891418), (158, 1651998), (237, 1101332), (276, 945709), (316, 825999), (474, 550666), (948, 275333), (1817, 143652), (3634, 71826), (5451, 47884), (7268, 35913), (10902, 23942), (11971, 21804)]