154240

素因数分解:

$2^7\times 5^1\times {\mathrm{241}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 370260

約数和(自身を除く): 216020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 320, 482, 640, 964, 1205, 1928, 2410, 3856, 4820, 7712, 9640, 15424, 19280, 30848, 38560, 77120, 154240]

約数ペア:

[(1, 154240), (2, 77120), (4, 38560), (5, 30848), (8, 19280), (10, 15424), (16, 9640), (20, 7712), (32, 4820), (40, 3856), (64, 2410), (80, 1928), (128, 1205), (160, 964), (241, 640), (320, 482)]