128260048

素因数分解:

$2^4\times 7^3\times {\mathrm{23371}}^1$

素因数の和:23400

約数の個数: 40

約数和(自身を含む): 289812800

約数和(自身を除く): 161552752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 23371, 46742, 93484, 163597, 186968, 327194, 373936, 654388, 1145179, 1308776, 2290358, 2617552, 4580716, 8016253, 9161432, 16032506, 18322864, 32065012, 64130024, 128260048]

約数ペア:

[(1, 128260048), (2, 64130024), (4, 32065012), (7, 18322864), (8, 16032506), (14, 9161432), (16, 8016253), (28, 4580716), (49, 2617552), (56, 2290358), (98, 1308776), (112, 1145179), (196, 654388), (343, 373936), (392, 327194), (686, 186968), (784, 163597), (1372, 93484), (2744, 46742), (5488, 23371)]