286693456

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 665100288

約数和(自身を除く): 378406832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 71, 112, 124, 142, 217, 248, 284, 434, 496, 497, 568, 868, 994, 1136, 1163, 1736, 1988, 2201, 2326, 3472, 3976, 4402, 4652, 7952, 8141, 8804, 9304, 15407, 16282, 17608, 18608, 30814, 32564, 35216, 36053, 61628, 65128, 72106, 82573, 123256, 130256, 144212, 165146, 246512, 252371, 288424, 330292, 504742, 576848, 578011, 660584, 1009484, 1156022, 1321168, 2018968, 2312044, 2559763, 4037936, 4624088, 5119526, 9248176, 10239052, 17918341, 20478104, 35836682, 40956208, 71673364, 143346728, 286693456]

約数ペア:

[(1, 286693456), (2, 143346728), (4, 71673364), (7, 40956208), (8, 35836682), (14, 20478104), (16, 17918341), (28, 10239052), (31, 9248176), (56, 5119526), (62, 4624088), (71, 4037936), (112, 2559763), (124, 2312044), (142, 2018968), (217, 1321168), (248, 1156022), (284, 1009484), (434, 660584), (496, 578011), (497, 576848), (568, 504742), (868, 330292), (994, 288424), (1136, 252371), (1163, 246512), (1736, 165146), (1988, 144212), (2201, 130256), (2326, 123256), (3472, 82573), (3976, 72106), (4402, 65128), (4652, 61628), (7952, 36053), (8141, 35216), (8804, 32564), (9304, 30814), (15407, 18608), (16282, 17608)]