57439920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239333}}^1$

素因数の和:239349

約数の個数: 40

約数和(自身を含む): 178064496

約数和(自身を除く): 120624576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 239333, 478666, 717999, 957332, 1196665, 1435998, 1914664, 2393330, 2871996, 3589995, 3829328, 4786660, 5743992, 7179990, 9573320, 11487984, 14359980, 19146640, 28719960, 57439920]

約数ペア:

[(1, 57439920), (2, 28719960), (3, 19146640), (4, 14359980), (5, 11487984), (6, 9573320), (8, 7179990), (10, 5743992), (12, 4786660), (15, 3829328), (16, 3589995), (20, 2871996), (24, 2393330), (30, 1914664), (40, 1435998), (48, 1196665), (60, 957332), (80, 717999), (120, 478666), (240, 239333)]