128617272

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255193}}^1$

素因数の和:255212

約数の個数: 48

約数和(自身を含む): 398102640

約数和(自身を除く): 269485368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255193, 510386, 765579, 1020772, 1531158, 1786351, 2041544, 2296737, 3062316, 3572702, 4593474, 5359053, 6124632, 7145404, 9186948, 10718106, 14290808, 16077159, 18373896, 21436212, 32154318, 42872424, 64308636, 128617272]

約数ペア:

[(1, 128617272), (2, 64308636), (3, 42872424), (4, 32154318), (6, 21436212), (7, 18373896), (8, 16077159), (9, 14290808), (12, 10718106), (14, 9186948), (18, 7145404), (21, 6124632), (24, 5359053), (28, 4593474), (36, 3572702), (42, 3062316), (56, 2296737), (63, 2041544), (72, 1786351), (84, 1531158), (126, 1020772), (168, 765579), (252, 510386), (504, 255193)]