243037960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{1193}}^1$

素因数の和:1678

約数の個数: 64

約数和(自身を含む): 598337280

約数和(自身を除く): 355299320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 463, 926, 1193, 1852, 2315, 2386, 3704, 4630, 4772, 5093, 5965, 9260, 9544, 10186, 11930, 13123, 18520, 20372, 23860, 25465, 26246, 40744, 47720, 50930, 52492, 65615, 101860, 104984, 131230, 203720, 262460, 524920, 552359, 1104718, 2209436, 2761795, 4418872, 5523590, 6075949, 11047180, 12151898, 22094360, 24303796, 30379745, 48607592, 60759490, 121518980, 243037960]

約数ペア:

[(1, 243037960), (2, 121518980), (4, 60759490), (5, 48607592), (8, 30379745), (10, 24303796), (11, 22094360), (20, 12151898), (22, 11047180), (40, 6075949), (44, 5523590), (55, 4418872), (88, 2761795), (110, 2209436), (220, 1104718), (440, 552359), (463, 524920), (926, 262460), (1193, 203720), (1852, 131230), (2315, 104984), (2386, 101860), (3704, 65615), (4630, 52492), (4772, 50930), (5093, 47720), (5965, 40744), (9260, 26246), (9544, 25465), (10186, 23860), (11930, 20372), (13123, 18520)]