238239720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{661777}}^1$

素因数の和:661794

約数の個数: 48

約数和(自身を含む): 774280260

約数和(自身を除く): 536040540

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, 661777, 1323554, 1985331, 2647108, 3308885, 3970662, 5294216, 5955993, 6617770, 7941324, 9926655, 11911986, 13235540, 15882648, 19853310, 23823972, 26471080, 29779965, 39706620, 47647944, 59559930, 79413240, 119119860, 238239720]

約数ペア:

[(1, 238239720), (2, 119119860), (3, 79413240), (4, 59559930), (5, 47647944), (6, 39706620), (8, 29779965), (9, 26471080), (10, 23823972), (12, 19853310), (15, 15882648), (18, 13235540), (20, 11911986), (24, 9926655), (30, 7941324), (36, 6617770), (40, 5955993), (45, 5294216), (60, 3970662), (72, 3308885), (90, 2647108), (120, 1985331), (180, 1323554), (360, 661777)]