69390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{257}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 185760

約数和(自身を除く): 116370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 257, 270, 514, 771, 1285, 1542, 2313, 2570, 3855, 4626, 6939, 7710, 11565, 13878, 23130, 34695, 69390]

約数ペア:

[(1, 69390), (2, 34695), (3, 23130), (5, 13878), (6, 11565), (9, 7710), (10, 6939), (15, 4626), (18, 3855), (27, 2570), (30, 2313), (45, 1542), (54, 1285), (90, 771), (135, 514), (257, 270)]