79438680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{220663}}^1$

素因数の和:220680

約数の個数: 48

約数和(自身を含む): 258176880

約数和(自身を除く): 178738200

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, 220663, 441326, 661989, 882652, 1103315, 1323978, 1765304, 1985967, 2206630, 2647956, 3309945, 3971934, 4413260, 5295912, 6619890, 7943868, 8826520, 9929835, 13239780, 15887736, 19859670, 26479560, 39719340, 79438680]

約数ペア:

[(1, 79438680), (2, 39719340), (3, 26479560), (4, 19859670), (5, 15887736), (6, 13239780), (8, 9929835), (9, 8826520), (10, 7943868), (12, 6619890), (15, 5295912), (18, 4413260), (20, 3971934), (24, 3309945), (30, 2647956), (36, 2206630), (40, 1985967), (45, 1765304), (60, 1323978), (72, 1103315), (90, 882652), (120, 661989), (180, 441326), (360, 220663)]