201528900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{223921}}^1$

素因数の和:223941

約数の個数: 54

約数和(自身を含む): 631683962

約数和(自身を除く): 430155062

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, 223921, 447842, 671763, 895684, 1119605, 1343526, 2015289, 2239210, 2687052, 3358815, 4030578, 4478420, 5598025, 6717630, 8061156, 10076445, 11196050, 13435260, 16794075, 20152890, 22392100, 33588150, 40305780, 50382225, 67176300, 100764450, 201528900]

約数ペア:

[(1, 201528900), (2, 100764450), (3, 67176300), (4, 50382225), (5, 40305780), (6, 33588150), (9, 22392100), (10, 20152890), (12, 16794075), (15, 13435260), (18, 11196050), (20, 10076445), (25, 8061156), (30, 6717630), (36, 5598025), (45, 4478420), (50, 4030578), (60, 3358815), (75, 2687052), (90, 2239210), (100, 2015289), (150, 1343526), (180, 1119605), (225, 895684), (300, 671763), (450, 447842), (900, 223921)]