155877440

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21179}}^1$

素因数の和:21219

約数の個数: 56

約数和(自身を含む): 387339840

約数和(自身を除く): 231462400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 21179, 42358, 84716, 105895, 169432, 211790, 338864, 423580, 487117, 677728, 847160, 974234, 1355456, 1694320, 1948468, 2435585, 3388640, 3896936, 4871170, 6777280, 7793872, 9742340, 15587744, 19484680, 31175488, 38969360, 77938720, 155877440]

約数ペア:

[(1, 155877440), (2, 77938720), (4, 38969360), (5, 31175488), (8, 19484680), (10, 15587744), (16, 9742340), (20, 7793872), (23, 6777280), (32, 4871170), (40, 3896936), (46, 3388640), (64, 2435585), (80, 1948468), (92, 1694320), (115, 1355456), (160, 974234), (184, 847160), (230, 677728), (320, 487117), (368, 423580), (460, 338864), (736, 211790), (920, 169432), (1472, 105895), (1840, 84716), (3680, 42358), (7360, 21179)]