128014620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2543}}^1$

素因数の和:3394

約数の個数: 48

約数和(自身を含む): 359009280

約数和(自身を除く): 230994660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 839, 1678, 2517, 2543, 3356, 4195, 5034, 5086, 7629, 8390, 10068, 10172, 12585, 12715, 15258, 16780, 25170, 25430, 30516, 38145, 50340, 50860, 76290, 152580, 2133577, 4267154, 6400731, 8534308, 10667885, 12801462, 21335770, 25602924, 32003655, 42671540, 64007310, 128014620]

約数ペア:

[(1, 128014620), (2, 64007310), (3, 42671540), (4, 32003655), (5, 25602924), (6, 21335770), (10, 12801462), (12, 10667885), (15, 8534308), (20, 6400731), (30, 4267154), (60, 2133577), (839, 152580), (1678, 76290), (2517, 50860), (2543, 50340), (3356, 38145), (4195, 30516), (5034, 25430), (5086, 25170), (7629, 16780), (8390, 15258), (10068, 12715), (10172, 12585)]