157659120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{218971}}^1$

素因数の和:218990

約数の個数: 60

約数和(自身を含む): 529474296

約数和(自身を除く): 371815176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 218971, 437942, 656913, 875884, 1094855, 1313826, 1751768, 1970739, 2189710, 2627652, 3284565, 3503536, 3941478, 4379420, 5255304, 6569130, 7882956, 8758840, 9853695, 10510608, 13138260, 15765912, 17517680, 19707390, 26276520, 31531824, 39414780, 52553040, 78829560, 157659120]

約数ペア:

[(1, 157659120), (2, 78829560), (3, 52553040), (4, 39414780), (5, 31531824), (6, 26276520), (8, 19707390), (9, 17517680), (10, 15765912), (12, 13138260), (15, 10510608), (16, 9853695), (18, 8758840), (20, 7882956), (24, 6569130), (30, 5255304), (36, 4379420), (40, 3941478), (45, 3503536), (48, 3284565), (60, 2627652), (72, 2189710), (80, 1970739), (90, 1751768), (120, 1313826), (144, 1094855), (180, 875884), (240, 656913), (360, 437942), (720, 218971)]