128477760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{133831}}^1$

素因数の和:133851

約数の個数: 56

約数和(自身を含む): 407919936

約数和(自身を除く): 279442176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 133831, 267662, 401493, 535324, 669155, 802986, 1070648, 1338310, 1605972, 2007465, 2141296, 2676620, 3211944, 4014930, 4282592, 5353240, 6423888, 8029860, 8565184, 10706480, 12847776, 16059720, 21412960, 25695552, 32119440, 42825920, 64238880, 128477760]

約数ペア:

[(1, 128477760), (2, 64238880), (3, 42825920), (4, 32119440), (5, 25695552), (6, 21412960), (8, 16059720), (10, 12847776), (12, 10706480), (15, 8565184), (16, 8029860), (20, 6423888), (24, 5353240), (30, 4282592), (32, 4014930), (40, 3211944), (48, 2676620), (60, 2141296), (64, 2007465), (80, 1605972), (96, 1338310), (120, 1070648), (160, 802986), (192, 669155), (240, 535324), (320, 401493), (480, 267662), (960, 133831)]