8168220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1973}}^1$

素因数の和:2011

約数の個数: 72

約数和(自身を含む): 25867296

約数和(自身を除く): 17699076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 1973, 2070, 3946, 4140, 5919, 7892, 9865, 11838, 17757, 19730, 23676, 29595, 35514, 39460, 45379, 59190, 71028, 88785, 90758, 118380, 136137, 177570, 181516, 226895, 272274, 355140, 408411, 453790, 544548, 680685, 816822, 907580, 1361370, 1633644, 2042055, 2722740, 4084110, 8168220]

約数ペア:

[(1, 8168220), (2, 4084110), (3, 2722740), (4, 2042055), (5, 1633644), (6, 1361370), (9, 907580), (10, 816822), (12, 680685), (15, 544548), (18, 453790), (20, 408411), (23, 355140), (30, 272274), (36, 226895), (45, 181516), (46, 177570), (60, 136137), (69, 118380), (90, 90758), (92, 88785), (115, 71028), (138, 59190), (180, 45379), (207, 39460), (230, 35514), (276, 29595), (345, 23676), (414, 19730), (460, 17757), (690, 11838), (828, 9865), (1035, 7892), (1380, 5919), (1973, 4140), (2070, 3946)]