78312840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{652607}}^1$

素因数の和:652621

約数の個数: 32

約数和(自身を含む): 234938880

約数和(自身を除く): 156626040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 652607, 1305214, 1957821, 2610428, 3263035, 3915642, 5220856, 6526070, 7831284, 9789105, 13052140, 15662568, 19578210, 26104280, 39156420, 78312840]

約数ペア:

[(1, 78312840), (2, 39156420), (3, 26104280), (4, 19578210), (5, 15662568), (6, 13052140), (8, 9789105), (10, 7831284), (12, 6526070), (15, 5220856), (20, 3915642), (24, 3263035), (30, 2610428), (40, 1957821), (60, 1305214), (120, 652607)]