157881488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 337478400

約数和(自身を除く): 179596912

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 53, 76, 82, 106, 152, 164, 212, 239, 304, 328, 424, 478, 656, 779, 848, 956, 1007, 1558, 1912, 2014, 2173, 3116, 3824, 4028, 4346, 4541, 6232, 8056, 8692, 9082, 9799, 12464, 12667, 16112, 17384, 18164, 19598, 25334, 34768, 36328, 39196, 41287, 50668, 72656, 78392, 82574, 101336, 156784, 165148, 186181, 202672, 240673, 330296, 372362, 481346, 519347, 660592, 744724, 962692, 1038694, 1489448, 1925384, 2077388, 2978896, 3850768, 4154776, 8309552, 9867593, 19735186, 39470372, 78940744, 157881488]

約数ペア:

[(1, 157881488), (2, 78940744), (4, 39470372), (8, 19735186), (16, 9867593), (19, 8309552), (38, 4154776), (41, 3850768), (53, 2978896), (76, 2077388), (82, 1925384), (106, 1489448), (152, 1038694), (164, 962692), (212, 744724), (239, 660592), (304, 519347), (328, 481346), (424, 372362), (478, 330296), (656, 240673), (779, 202672), (848, 186181), (956, 165148), (1007, 156784), (1558, 101336), (1912, 82574), (2014, 78392), (2173, 72656), (3116, 50668), (3824, 41287), (4028, 39196), (4346, 36328), (4541, 34768), (6232, 25334), (8056, 19598), (8692, 18164), (9082, 17384), (9799, 16112), (12464, 12667)]