89838180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 295384320

約数和(自身を除く): 205546140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 53, 54, 60, 73, 86, 90, 106, 108, 129, 135, 146, 159, 172, 180, 212, 215, 219, 258, 265, 270, 292, 318, 365, 387, 430, 438, 477, 516, 530, 540, 636, 645, 657, 730, 774, 795, 860, 876, 954, 1060, 1095, 1161, 1290, 1314, 1431, 1460, 1548, 1590, 1908, 1935, 1971, 2190, 2279, 2322, 2385, 2580, 2628, 2862, 3139, 3180, 3285, 3869, 3870, 3942, 4380, 4558, 4644, 4770, 5724, 5805, 6278, 6570, 6837, 7155, 7738, 7740, 7884, 9116, 9417, 9540, 9855, 11395, 11607, 11610, 12556, 13140, 13674, 14310, 15476, 15695, 18834, 19345, 19710, 20511, 22790, 23214, 23220, 27348, 28251, 28620, 31390, 34185, 34821, 37668, 38690, 39420, 41022, 45580, 46428, 47085, 56502, 58035, 61533, 62780, 68370, 69642, 77380, 82044, 84753, 94170, 102555, 104463, 113004, 116070, 123066, 136740, 139284, 141255, 166367, 169506, 174105, 188340, 205110, 208926, 232140, 246132, 282510, 307665, 332734, 339012, 348210, 410220, 417852, 423765, 499101, 522315, 565020, 615330, 665468, 696420, 831835, 847530, 998202, 1044630, 1230660, 1497303, 1663670, 1695060, 1996404, 2089260, 2495505, 2994606, 3327340, 4491909, 4991010, 5989212, 7486515, 8983818, 9982020, 14973030, 17967636, 22459545, 29946060, 44919090, 89838180]

約数ペア:

[(1, 89838180), (2, 44919090), (3, 29946060), (4, 22459545), (5, 17967636), (6, 14973030), (9, 9982020), (10, 8983818), (12, 7486515), (15, 5989212), (18, 4991010), (20, 4491909), (27, 3327340), (30, 2994606), (36, 2495505), (43, 2089260), (45, 1996404), (53, 1695060), (54, 1663670), (60, 1497303), (73, 1230660), (86, 1044630), (90, 998202), (106, 847530), (108, 831835), (129, 696420), (135, 665468), (146, 615330), (159, 565020), (172, 522315), (180, 499101), (212, 423765), (215, 417852), (219, 410220), (258, 348210), (265, 339012), (270, 332734), (292, 307665), (318, 282510), (365, 246132), (387, 232140), (430, 208926), (438, 205110), (477, 188340), (516, 174105), (530, 169506), (540, 166367), (636, 141255), (645, 139284), (657, 136740), (730, 123066), (774, 116070), (795, 113004), (860, 104463), (876, 102555), (954, 94170), (1060, 84753), (1095, 82044), (1161, 77380), (1290, 69642), (1314, 68370), (1431, 62780), (1460, 61533), (1548, 58035), (1590, 56502), (1908, 47085), (1935, 46428), (1971, 45580), (2190, 41022), (2279, 39420), (2322, 38690), (2385, 37668), (2580, 34821), (2628, 34185), (2862, 31390), (3139, 28620), (3180, 28251), (3285, 27348), (3869, 23220), (3870, 23214), (3942, 22790), (4380, 20511), (4558, 19710), (4644, 19345), (4770, 18834), (5724, 15695), (5805, 15476), (6278, 14310), (6570, 13674), (6837, 13140), (7155, 12556), (7738, 11610), (7740, 11607), (7884, 11395), (9116, 9855), (9417, 9540)]