102840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{857}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 308880

約数和(自身を除く): 206040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 857, 1714, 2571, 3428, 4285, 5142, 6856, 8570, 10284, 12855, 17140, 20568, 25710, 34280, 51420, 102840]

約数ペア:

[(1, 102840), (2, 51420), (3, 34280), (4, 25710), (5, 20568), (6, 17140), (8, 12855), (10, 10284), (12, 8570), (15, 6856), (20, 5142), (24, 4285), (30, 3428), (40, 2571), (60, 1714), (120, 857)]