136181080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3499}}^1$

素因数の和:3656

約数の個数: 64

約数和(自身を含む): 352800000

約数和(自身を除く): 216618920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3499, 3892, 4865, 5560, 6998, 7784, 9730, 13996, 17495, 19460, 24493, 27992, 34990, 38920, 48986, 69980, 97972, 122465, 139960, 195944, 244930, 486361, 489860, 972722, 979720, 1945444, 2431805, 3404527, 3890888, 4863610, 6809054, 9727220, 13618108, 17022635, 19454440, 27236216, 34045270, 68090540, 136181080]

約数ペア:

[(1, 136181080), (2, 68090540), (4, 34045270), (5, 27236216), (7, 19454440), (8, 17022635), (10, 13618108), (14, 9727220), (20, 6809054), (28, 4863610), (35, 3890888), (40, 3404527), (56, 2431805), (70, 1945444), (139, 979720), (140, 972722), (278, 489860), (280, 486361), (556, 244930), (695, 195944), (973, 139960), (1112, 122465), (1390, 97972), (1946, 69980), (2780, 48986), (3499, 38920), (3892, 34990), (4865, 27992), (5560, 24493), (6998, 19460), (7784, 17495), (9730, 13996)]