256692960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{178259}}^1$

素因数の和:178280

約数の個数: 72

約数和(自身を含む): 875969640

約数和(自身を除く): 619276680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 178259, 356518, 534777, 713036, 891295, 1069554, 1426072, 1604331, 1782590, 2139108, 2673885, 2852144, 3208662, 3565180, 4278216, 5347770, 5704288, 6417324, 7130360, 8021655, 8556432, 10695540, 12834648, 14260720, 16043310, 17112864, 21391080, 25669296, 28521440, 32086620, 42782160, 51338592, 64173240, 85564320, 128346480, 256692960]

約数ペア:

[(1, 256692960), (2, 128346480), (3, 85564320), (4, 64173240), (5, 51338592), (6, 42782160), (8, 32086620), (9, 28521440), (10, 25669296), (12, 21391080), (15, 17112864), (16, 16043310), (18, 14260720), (20, 12834648), (24, 10695540), (30, 8556432), (32, 8021655), (36, 7130360), (40, 6417324), (45, 5704288), (48, 5347770), (60, 4278216), (72, 3565180), (80, 3208662), (90, 2852144), (96, 2673885), (120, 2139108), (144, 1782590), (160, 1604331), (180, 1426072), (240, 1069554), (288, 891295), (360, 713036), (480, 534777), (720, 356518), (1440, 178259)]