30612840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255107}}^1$

素因数の和:255121

約数の個数: 32

約数和(自身を含む): 91838880

約数和(自身を除く): 61226040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255107, 510214, 765321, 1020428, 1275535, 1530642, 2040856, 2551070, 3061284, 3826605, 5102140, 6122568, 7653210, 10204280, 15306420, 30612840]

約数ペア:

[(1, 30612840), (2, 15306420), (3, 10204280), (4, 7653210), (5, 6122568), (6, 5102140), (8, 3826605), (10, 3061284), (12, 2551070), (15, 2040856), (20, 1530642), (24, 1275535), (30, 1020428), (40, 765321), (60, 510214), (120, 255107)]