531900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{197}}^1$

素因数の和:220

約数の個数: 72

約数和(自身を含む): 1718640

約数和(自身を除く): 1186740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 197, 225, 270, 300, 394, 450, 540, 591, 675, 788, 900, 985, 1182, 1350, 1773, 1970, 2364, 2700, 2955, 3546, 3940, 4925, 5319, 5910, 7092, 8865, 9850, 10638, 11820, 14775, 17730, 19700, 21276, 26595, 29550, 35460, 44325, 53190, 59100, 88650, 106380, 132975, 177300, 265950, 531900]

約数ペア:

[(1, 531900), (2, 265950), (3, 177300), (4, 132975), (5, 106380), (6, 88650), (9, 59100), (10, 53190), (12, 44325), (15, 35460), (18, 29550), (20, 26595), (25, 21276), (27, 19700), (30, 17730), (36, 14775), (45, 11820), (50, 10638), (54, 9850), (60, 8865), (75, 7092), (90, 5910), (100, 5319), (108, 4925), (135, 3940), (150, 3546), (180, 2955), (197, 2700), (225, 2364), (270, 1970), (300, 1773), (394, 1350), (450, 1182), (540, 985), (591, 900), (675, 788)]