220171658

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 424569600

約数和(自身を除く): 204397942

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 181, 238, 266, 269, 323, 362, 538, 646, 1267, 1883, 2261, 2534, 3077, 3439, 3766, 4522, 4573, 5111, 6154, 6878, 9146, 10222, 21539, 24073, 32011, 35777, 43078, 48146, 48689, 58463, 64022, 71554, 86887, 97378, 116926, 173774, 340823, 409241, 608209, 681646, 818482, 827713, 925091, 1216418, 1655426, 1850182, 5793991, 6475637, 11587982, 12951274, 15726547, 31453094, 110085829, 220171658]

約数ペア:

[(1, 220171658), (2, 110085829), (7, 31453094), (14, 15726547), (17, 12951274), (19, 11587982), (34, 6475637), (38, 5793991), (119, 1850182), (133, 1655426), (181, 1216418), (238, 925091), (266, 827713), (269, 818482), (323, 681646), (362, 608209), (538, 409241), (646, 340823), (1267, 173774), (1883, 116926), (2261, 97378), (2534, 86887), (3077, 71554), (3439, 64022), (3766, 58463), (4522, 48689), (4573, 48146), (5111, 43078), (6154, 35777), (6878, 32011), (9146, 24073), (10222, 21539)]