268576436

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:816

約数の個数: 36

約数和(自身を含む): 490879620

約数和(自身を除く): 222303184

約数列:

[1, 2, 4, 31, 62, 109, 124, 218, 436, 641, 961, 1282, 1922, 2564, 3379, 3844, 6758, 13516, 19871, 39742, 69869, 79484, 104749, 139738, 209498, 279476, 418996, 616001, 1232002, 2165939, 2464004, 4331878, 8663756, 67144109, 134288218, 268576436]

約数ペア:

[(1, 268576436), (2, 134288218), (4, 67144109), (31, 8663756), (62, 4331878), (109, 2464004), (124, 2165939), (218, 1232002), (436, 616001), (641, 418996), (961, 279476), (1282, 209498), (1922, 139738), (2564, 104749), (3379, 79484), (3844, 69869), (6758, 39742), (13516, 19871)]