189900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{211}}^1$

素因数の和:231

約数の個数: 54

約数和(自身を含む): 598052

約数和(自身を除く): 408152

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, 211, 225, 300, 422, 450, 633, 844, 900, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 5275, 6330, 7596, 9495, 10550, 12660, 15825, 18990, 21100, 31650, 37980, 47475, 63300, 94950, 189900]

約数ペア:

[(1, 189900), (2, 94950), (3, 63300), (4, 47475), (5, 37980), (6, 31650), (9, 21100), (10, 18990), (12, 15825), (15, 12660), (18, 10550), (20, 9495), (25, 7596), (30, 6330), (36, 5275), (45, 4220), (50, 3798), (60, 3165), (75, 2532), (90, 2110), (100, 1899), (150, 1266), (180, 1055), (211, 900), (225, 844), (300, 633), (422, 450)]