247141080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{686503}}^1$

素因数の和:686520

約数の個数: 48

約数和(自身を含む): 803209680

約数和(自身を除く): 556068600

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, 686503, 1373006, 2059509, 2746012, 3432515, 4119018, 5492024, 6178527, 6865030, 8238036, 10297545, 12357054, 13730060, 16476072, 20595090, 24714108, 27460120, 30892635, 41190180, 49428216, 61785270, 82380360, 123570540, 247141080]

約数ペア:

[(1, 247141080), (2, 123570540), (3, 82380360), (4, 61785270), (5, 49428216), (6, 41190180), (8, 30892635), (9, 27460120), (10, 24714108), (12, 20595090), (15, 16476072), (18, 13730060), (20, 12357054), (24, 10297545), (30, 8238036), (36, 6865030), (40, 6178527), (45, 5492024), (60, 4119018), (72, 3432515), (90, 2746012), (120, 2059509), (180, 1373006), (360, 686503)]