78120180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{144667}}^1$

素因数の和:144685

約数の個数: 48

約数和(自身を含む): 243042240

約数和(自身を除く): 164922060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 144667, 289334, 434001, 578668, 723335, 868002, 1302003, 1446670, 1736004, 2170005, 2604006, 2893340, 3906009, 4340010, 5208012, 6510015, 7812018, 8680020, 13020030, 15624036, 19530045, 26040060, 39060090, 78120180]

約数ペア:

[(1, 78120180), (2, 39060090), (3, 26040060), (4, 19530045), (5, 15624036), (6, 13020030), (9, 8680020), (10, 7812018), (12, 6510015), (15, 5208012), (18, 4340010), (20, 3906009), (27, 2893340), (30, 2604006), (36, 2170005), (45, 1736004), (54, 1446670), (60, 1302003), (90, 868002), (108, 723335), (135, 578668), (180, 434001), (270, 289334), (540, 144667)]