72946280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{859}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 180187200

約数和(自身を除く): 107240920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 859, 965, 1544, 1718, 1930, 2123, 3436, 3860, 4246, 4295, 6872, 7720, 8492, 8590, 9449, 10615, 16984, 17180, 18898, 21230, 34360, 37796, 42460, 47245, 75592, 84920, 94490, 165787, 188980, 331574, 377960, 663148, 828935, 1326296, 1657870, 1823657, 3315740, 3647314, 6631480, 7294628, 9118285, 14589256, 18236570, 36473140, 72946280]

約数ペア:

[(1, 72946280), (2, 36473140), (4, 18236570), (5, 14589256), (8, 9118285), (10, 7294628), (11, 6631480), (20, 3647314), (22, 3315740), (40, 1823657), (44, 1657870), (55, 1326296), (88, 828935), (110, 663148), (193, 377960), (220, 331574), (386, 188980), (440, 165787), (772, 94490), (859, 84920), (965, 75592), (1544, 47245), (1718, 42460), (1930, 37796), (2123, 34360), (3436, 21230), (3860, 18898), (4246, 17180), (4295, 16984), (6872, 10615), (7720, 9449), (8492, 8590)]