667709680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{44633}}^1$

素因数の和:44674

約数の個数: 80

約数和(自身を含む): 1793215584

約数和(自身を除く): 1125505904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 44633, 89266, 178532, 223165, 357064, 446330, 490963, 714128, 758761, 892660, 981926, 1517522, 1785320, 1963852, 2454815, 3035044, 3570640, 3793805, 3927704, 4909630, 6070088, 7587610, 7855408, 8346371, 9819260, 12140176, 15175220, 16692742, 19638520, 30350440, 33385484, 39277040, 41731855, 60700880, 66770968, 83463710, 133541936, 166927420, 333854840, 667709680]

約数ペア:

[(1, 667709680), (2, 333854840), (4, 166927420), (5, 133541936), (8, 83463710), (10, 66770968), (11, 60700880), (16, 41731855), (17, 39277040), (20, 33385484), (22, 30350440), (34, 19638520), (40, 16692742), (44, 15175220), (55, 12140176), (68, 9819260), (80, 8346371), (85, 7855408), (88, 7587610), (110, 6070088), (136, 4909630), (170, 3927704), (176, 3793805), (187, 3570640), (220, 3035044), (272, 2454815), (340, 1963852), (374, 1785320), (440, 1517522), (680, 981926), (748, 892660), (880, 758761), (935, 714128), (1360, 490963), (1496, 446330), (1870, 357064), (2992, 223165), (3740, 178532), (7480, 89266), (14960, 44633)]