628380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{3491}}^1$

素因数の和:3506

約数の個数: 36

約数和(自身を含む): 1906632

約数和(自身を除く): 1278252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 3491, 6982, 10473, 13964, 17455, 20946, 31419, 34910, 41892, 52365, 62838, 69820, 104730, 125676, 157095, 209460, 314190, 628380]

約数ペア:

[(1, 628380), (2, 314190), (3, 209460), (4, 157095), (5, 125676), (6, 104730), (9, 69820), (10, 62838), (12, 52365), (15, 41892), (18, 34910), (20, 31419), (30, 20946), (36, 17455), (45, 13964), (60, 10473), (90, 6982), (180, 3491)]