88378380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{490991}}^1$

素因数の和:491006

約数の個数: 36

約数和(自身を含む): 268081632

約数和(自身を除く): 179703252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 490991, 981982, 1472973, 1963964, 2454955, 2945946, 4418919, 4909910, 5891892, 7364865, 8837838, 9819820, 14729730, 17675676, 22094595, 29459460, 44189190, 88378380]

約数ペア:

[(1, 88378380), (2, 44189190), (3, 29459460), (4, 22094595), (5, 17675676), (6, 14729730), (9, 9819820), (10, 8837838), (12, 7364865), (15, 5891892), (18, 4909910), (20, 4418919), (30, 2945946), (36, 2454955), (45, 1963964), (60, 1472973), (90, 981982), (180, 490991)]