201997080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{561103}}^1$

素因数の和:561120

約数の個数: 48

約数和(自身を含む): 656491680

約数和(自身を除く): 454494600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 561103, 1122206, 1683309, 2244412, 2805515, 3366618, 4488824, 5049927, 5611030, 6733236, 8416545, 10099854, 11222060, 13466472, 16833090, 20199708, 22444120, 25249635, 33666180, 40399416, 50499270, 67332360, 100998540, 201997080]

約数ペア:

[(1, 201997080), (2, 100998540), (3, 67332360), (4, 50499270), (5, 40399416), (6, 33666180), (8, 25249635), (9, 22444120), (10, 20199708), (12, 16833090), (15, 13466472), (18, 11222060), (20, 10099854), (24, 8416545), (30, 6733236), (36, 5611030), (40, 5049927), (45, 4488824), (60, 3366618), (72, 2805515), (90, 2244412), (120, 1683309), (180, 1122206), (360, 561103)]