81462720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84857}}^1$

素因数の和:84877

約数の個数: 56

約数和(自身を含む): 258647184

約数和(自身を除く): 177184464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84857, 169714, 254571, 339428, 424285, 509142, 678856, 848570, 1018284, 1272855, 1357712, 1697140, 2036568, 2545710, 2715424, 3394280, 4073136, 5091420, 5430848, 6788560, 8146272, 10182840, 13577120, 16292544, 20365680, 27154240, 40731360, 81462720]

約数ペア:

[(1, 81462720), (2, 40731360), (3, 27154240), (4, 20365680), (5, 16292544), (6, 13577120), (8, 10182840), (10, 8146272), (12, 6788560), (15, 5430848), (16, 5091420), (20, 4073136), (24, 3394280), (30, 2715424), (32, 2545710), (40, 2036568), (48, 1697140), (60, 1357712), (64, 1272855), (80, 1018284), (96, 848570), (120, 678856), (160, 509142), (192, 424285), (240, 339428), (320, 254571), (480, 169714), (960, 84857)]