87681816

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 246005760

約数和(自身を除く): 158323944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 127, 129, 172, 223, 254, 258, 344, 381, 387, 446, 508, 516, 669, 762, 774, 892, 1016, 1032, 1143, 1338, 1524, 1548, 1784, 2007, 2286, 2676, 3048, 3096, 4014, 4572, 5352, 5461, 8028, 9144, 9589, 10922, 16056, 16383, 19178, 21844, 28321, 28767, 32766, 38356, 43688, 49149, 56642, 57534, 65532, 76712, 84963, 86301, 98298, 113284, 115068, 131064, 169926, 172602, 196596, 226568, 230136, 254889, 339852, 345204, 393192, 509778, 679704, 690408, 1019556, 1217803, 2039112, 2435606, 3653409, 4871212, 7306818, 9742424, 10960227, 14613636, 21920454, 29227272, 43840908, 87681816]

約数ペア:

[(1, 87681816), (2, 43840908), (3, 29227272), (4, 21920454), (6, 14613636), (8, 10960227), (9, 9742424), (12, 7306818), (18, 4871212), (24, 3653409), (36, 2435606), (43, 2039112), (72, 1217803), (86, 1019556), (127, 690408), (129, 679704), (172, 509778), (223, 393192), (254, 345204), (258, 339852), (344, 254889), (381, 230136), (387, 226568), (446, 196596), (508, 172602), (516, 169926), (669, 131064), (762, 115068), (774, 113284), (892, 98298), (1016, 86301), (1032, 84963), (1143, 76712), (1338, 65532), (1524, 57534), (1548, 56642), (1784, 49149), (2007, 43688), (2286, 38356), (2676, 32766), (3048, 28767), (3096, 28321), (4014, 21844), (4572, 19178), (5352, 16383), (5461, 16056), (8028, 10922), (9144, 9589)]