18279720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{50777}}^1$

素因数の和:50794

約数の個数: 48

約数和(自身を含む): 59410260

約数和(自身を除く): 41130540

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, 50777, 101554, 152331, 203108, 253885, 304662, 406216, 456993, 507770, 609324, 761655, 913986, 1015540, 1218648, 1523310, 1827972, 2031080, 2284965, 3046620, 3655944, 4569930, 6093240, 9139860, 18279720]

約数ペア:

[(1, 18279720), (2, 9139860), (3, 6093240), (4, 4569930), (5, 3655944), (6, 3046620), (8, 2284965), (9, 2031080), (10, 1827972), (12, 1523310), (15, 1218648), (18, 1015540), (20, 913986), (24, 761655), (30, 609324), (36, 507770), (40, 456993), (45, 406216), (60, 304662), (72, 253885), (90, 203108), (120, 152331), (180, 101554), (360, 50777)]