131477940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66403}}^1$

素因数の和:66429

約数の個数: 72

約数和(自身を含む): 435079008

約数和(自身を除く): 303601068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 66403, 132806, 199209, 265612, 332015, 398418, 597627, 664030, 730433, 796836, 996045, 1195254, 1328060, 1460866, 1992090, 2191299, 2390508, 2921732, 2988135, 3652165, 3984180, 4382598, 5976270, 6573897, 7304330, 8765196, 10956495, 11952540, 13147794, 14608660, 21912990, 26295588, 32869485, 43825980, 65738970, 131477940]

約数ペア:

[(1, 131477940), (2, 65738970), (3, 43825980), (4, 32869485), (5, 26295588), (6, 21912990), (9, 14608660), (10, 13147794), (11, 11952540), (12, 10956495), (15, 8765196), (18, 7304330), (20, 6573897), (22, 5976270), (30, 4382598), (33, 3984180), (36, 3652165), (44, 2988135), (45, 2921732), (55, 2390508), (60, 2191299), (66, 1992090), (90, 1460866), (99, 1328060), (110, 1195254), (132, 996045), (165, 796836), (180, 730433), (198, 664030), (220, 597627), (330, 398418), (396, 332015), (495, 265612), (660, 199209), (990, 132806), (1980, 66403)]