27486180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 83813184

約数和(自身を除く): 56327004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 491, 622, 933, 982, 1244, 1473, 1555, 1866, 1964, 2455, 2799, 2946, 3110, 3732, 4419, 4665, 4910, 5598, 5892, 6220, 7365, 8838, 9330, 9820, 11196, 13995, 14730, 17676, 18660, 22095, 27990, 29460, 44190, 55980, 88380, 152701, 305402, 458103, 610804, 763505, 916206, 1374309, 1527010, 1832412, 2290515, 2748618, 3054020, 4581030, 5497236, 6871545, 9162060, 13743090, 27486180]

約数ペア:

[(1, 27486180), (2, 13743090), (3, 9162060), (4, 6871545), (5, 5497236), (6, 4581030), (9, 3054020), (10, 2748618), (12, 2290515), (15, 1832412), (18, 1527010), (20, 1374309), (30, 916206), (36, 763505), (45, 610804), (60, 458103), (90, 305402), (180, 152701), (311, 88380), (491, 55980), (622, 44190), (933, 29460), (982, 27990), (1244, 22095), (1473, 18660), (1555, 17676), (1866, 14730), (1964, 13995), (2455, 11196), (2799, 9820), (2946, 9330), (3110, 8838), (3732, 7365), (4419, 6220), (4665, 5892), (4910, 5598)]