261437424

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{320389}}^1$

素因数の和:320417

約数の個数: 40

約数和(自身を含む): 715110480

約数和(自身を除く): 453673056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 320389, 640778, 961167, 1281556, 1922334, 2563112, 3844668, 5126224, 5446613, 7689336, 10893226, 15378672, 16339839, 21786452, 32679678, 43572904, 65359356, 87145808, 130718712, 261437424]

約数ペア:

[(1, 261437424), (2, 130718712), (3, 87145808), (4, 65359356), (6, 43572904), (8, 32679678), (12, 21786452), (16, 16339839), (17, 15378672), (24, 10893226), (34, 7689336), (48, 5446613), (51, 5126224), (68, 3844668), (102, 2563112), (136, 1922334), (204, 1281556), (272, 961167), (408, 640778), (816, 320389)]