189441900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{210491}}^1$

素因数の和:210511

約数の個数: 54

約数和(自身を含む): 593797932

約数和(自身を除く): 404356032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 210491, 420982, 631473, 841964, 1052455, 1262946, 1894419, 2104910, 2525892, 3157365, 3788838, 4209820, 5262275, 6314730, 7577676, 9472095, 10524550, 12629460, 15786825, 18944190, 21049100, 31573650, 37888380, 47360475, 63147300, 94720950, 189441900]

約数ペア:

[(1, 189441900), (2, 94720950), (3, 63147300), (4, 47360475), (5, 37888380), (6, 31573650), (9, 21049100), (10, 18944190), (12, 15786825), (15, 12629460), (18, 10524550), (20, 9472095), (25, 7577676), (30, 6314730), (36, 5262275), (45, 4209820), (50, 3788838), (60, 3157365), (75, 2525892), (90, 2104910), (100, 1894419), (150, 1262946), (180, 1052455), (225, 841964), (300, 631473), (450, 420982), (900, 210491)]