208919160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{580331}}^1$

素因数の和:580348

約数の個数: 48

約数和(自身を含む): 678988440

約数和(自身を除く): 470069280

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, 580331, 1160662, 1740993, 2321324, 2901655, 3481986, 4642648, 5222979, 5803310, 6963972, 8704965, 10445958, 11606620, 13927944, 17409930, 20891916, 23213240, 26114895, 34819860, 41783832, 52229790, 69639720, 104459580, 208919160]

約数ペア:

[(1, 208919160), (2, 104459580), (3, 69639720), (4, 52229790), (5, 41783832), (6, 34819860), (8, 26114895), (9, 23213240), (10, 20891916), (12, 17409930), (15, 13927944), (18, 11606620), (20, 10445958), (24, 8704965), (30, 6963972), (36, 5803310), (40, 5222979), (45, 4642648), (60, 3481986), (72, 2901655), (90, 2321324), (120, 1740993), (180, 1160662), (360, 580331)]