159434320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{104891}}^1$

素因数の和:104923

約数の個数: 40

約数和(自身を含む): 390198240

約数和(自身を除く): 230763920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 104891, 209782, 419564, 524455, 839128, 1048910, 1678256, 1992929, 2097820, 3985858, 4195640, 7971716, 8391280, 9964645, 15943432, 19929290, 31886864, 39858580, 79717160, 159434320]

約数ペア:

[(1, 159434320), (2, 79717160), (4, 39858580), (5, 31886864), (8, 19929290), (10, 15943432), (16, 9964645), (19, 8391280), (20, 7971716), (38, 4195640), (40, 3985858), (76, 2097820), (80, 1992929), (95, 1678256), (152, 1048910), (190, 839128), (304, 524455), (380, 419564), (760, 209782), (1520, 104891)]