198808380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1104491}}^1$

素因数の和:1104506

約数の個数: 36

約数和(自身を含む): 603052632

約数和(自身を除く): 404244252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1104491, 2208982, 3313473, 4417964, 5522455, 6626946, 9940419, 11044910, 13253892, 16567365, 19880838, 22089820, 33134730, 39761676, 49702095, 66269460, 99404190, 198808380]

約数ペア:

[(1, 198808380), (2, 99404190), (3, 66269460), (4, 49702095), (5, 39761676), (6, 33134730), (9, 22089820), (10, 19880838), (12, 16567365), (15, 13253892), (18, 11044910), (20, 9940419), (30, 6626946), (36, 5522455), (45, 4417964), (60, 3313473), (90, 2208982), (180, 1104491)]