88380

素因数分解:

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

素因数の和:506

約数の個数: 36

約数和(自身を含む): 268632

約数和(自身を除く): 180252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1473, 1964, 2455, 2946, 4419, 4910, 5892, 7365, 8838, 9820, 14730, 17676, 22095, 29460, 44190, 88380]

約数ペア:

[(1, 88380), (2, 44190), (3, 29460), (4, 22095), (5, 17676), (6, 14730), (9, 9820), (10, 8838), (12, 7365), (15, 5892), (18, 4910), (20, 4419), (30, 2946), (36, 2455), (45, 1964), (60, 1473), (90, 982), (180, 491)]