67777740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1951}}^1$

素因数の和:2159

約数の個数: 72

約数和(自身を含む): 206763648

約数和(自身を除く): 138985908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 965, 1158, 1737, 1930, 1951, 2316, 2895, 3474, 3860, 3902, 5790, 5853, 6948, 7804, 8685, 9755, 11580, 11706, 17370, 17559, 19510, 23412, 29265, 34740, 35118, 39020, 58530, 70236, 87795, 117060, 175590, 351180, 376543, 753086, 1129629, 1506172, 1882715, 2259258, 3388887, 3765430, 4518516, 5648145, 6777774, 7530860, 11296290, 13555548, 16944435, 22592580, 33888870, 67777740]

約数ペア:

[(1, 67777740), (2, 33888870), (3, 22592580), (4, 16944435), (5, 13555548), (6, 11296290), (9, 7530860), (10, 6777774), (12, 5648145), (15, 4518516), (18, 3765430), (20, 3388887), (30, 2259258), (36, 1882715), (45, 1506172), (60, 1129629), (90, 753086), (180, 376543), (193, 351180), (386, 175590), (579, 117060), (772, 87795), (965, 70236), (1158, 58530), (1737, 39020), (1930, 35118), (1951, 34740), (2316, 29265), (2895, 23412), (3474, 19510), (3860, 17559), (3902, 17370), (5790, 11706), (5853, 11580), (6948, 9755), (7804, 8685)]