81089520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337873}}^1$

素因数の和:337889

約数の個数: 40

約数和(自身を含む): 251378256

約数和(自身を除く): 170288736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337873, 675746, 1013619, 1351492, 1689365, 2027238, 2702984, 3378730, 4054476, 5068095, 5405968, 6757460, 8108952, 10136190, 13514920, 16217904, 20272380, 27029840, 40544760, 81089520]

約数ペア:

[(1, 81089520), (2, 40544760), (3, 27029840), (4, 20272380), (5, 16217904), (6, 13514920), (8, 10136190), (10, 8108952), (12, 6757460), (15, 5405968), (16, 5068095), (20, 4054476), (24, 3378730), (30, 2702984), (40, 2027238), (48, 1689365), (60, 1351492), (80, 1013619), (120, 675746), (240, 337873)]