217705860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{403159}}^1$

素因数の和:403177

約数の個数: 48

約数和(自身を含む): 677308800

約数和(自身を除く): 459602940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 403159, 806318, 1209477, 1612636, 2015795, 2418954, 3628431, 4031590, 4837908, 6047385, 7256862, 8063180, 10885293, 12094770, 14513724, 18142155, 21770586, 24189540, 36284310, 43541172, 54426465, 72568620, 108852930, 217705860]

約数ペア:

[(1, 217705860), (2, 108852930), (3, 72568620), (4, 54426465), (5, 43541172), (6, 36284310), (9, 24189540), (10, 21770586), (12, 18142155), (15, 14513724), (18, 12094770), (20, 10885293), (27, 8063180), (30, 7256862), (36, 6047385), (45, 4837908), (54, 4031590), (60, 3628431), (90, 2418954), (108, 2015795), (135, 1612636), (180, 1209477), (270, 806318), (540, 403159)]