247439160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{687331}}^1$

素因数の和:687348

約数の個数: 48

約数和(自身を含む): 804178440

約数和(自身を除く): 556739280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 687331, 1374662, 2061993, 2749324, 3436655, 4123986, 5498648, 6185979, 6873310, 8247972, 10309965, 12371958, 13746620, 16495944, 20619930, 24743916, 27493240, 30929895, 41239860, 49487832, 61859790, 82479720, 123719580, 247439160]

約数ペア:

[(1, 247439160), (2, 123719580), (3, 82479720), (4, 61859790), (5, 49487832), (6, 41239860), (8, 30929895), (9, 27493240), (10, 24743916), (12, 20619930), (15, 16495944), (18, 13746620), (20, 12371958), (24, 10309965), (30, 8247972), (36, 6873310), (40, 6185979), (45, 5498648), (60, 4123986), (72, 3436655), (90, 2749324), (120, 2061993), (180, 1374662), (360, 687331)]