78158880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54277}}^1$

素因数の和:54298

約数の個数: 72

約数和(自身を含む): 266722092

約数和(自身を除く): 188563212

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, 54277, 108554, 162831, 217108, 271385, 325662, 434216, 488493, 542770, 651324, 814155, 868432, 976986, 1085540, 1302648, 1628310, 1736864, 1953972, 2171080, 2442465, 2605296, 3256620, 3907944, 4342160, 4884930, 5210592, 6513240, 7815888, 8684320, 9769860, 13026480, 15631776, 19539720, 26052960, 39079440, 78158880]

約数ペア:

[(1, 78158880), (2, 39079440), (3, 26052960), (4, 19539720), (5, 15631776), (6, 13026480), (8, 9769860), (9, 8684320), (10, 7815888), (12, 6513240), (15, 5210592), (16, 4884930), (18, 4342160), (20, 3907944), (24, 3256620), (30, 2605296), (32, 2442465), (36, 2171080), (40, 1953972), (45, 1736864), (48, 1628310), (60, 1302648), (72, 1085540), (80, 976986), (90, 868432), (96, 814155), (120, 651324), (144, 542770), (160, 488493), (180, 434216), (240, 325662), (288, 271385), (360, 217108), (480, 162831), (720, 108554), (1440, 54277)]