201780060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{2609}}^1$

素因数の和:3910

約数の個数: 48

約数和(自身を含む): 565639200

約数和(自身を除く): 363859140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1289, 2578, 2609, 3867, 5156, 5218, 6445, 7734, 7827, 10436, 12890, 13045, 15468, 15654, 19335, 25780, 26090, 31308, 38670, 39135, 52180, 77340, 78270, 156540, 3363001, 6726002, 10089003, 13452004, 16815005, 20178006, 33630010, 40356012, 50445015, 67260020, 100890030, 201780060]

約数ペア:

[(1, 201780060), (2, 100890030), (3, 67260020), (4, 50445015), (5, 40356012), (6, 33630010), (10, 20178006), (12, 16815005), (15, 13452004), (20, 10089003), (30, 6726002), (60, 3363001), (1289, 156540), (2578, 78270), (2609, 77340), (3867, 52180), (5156, 39135), (5218, 38670), (6445, 31308), (7734, 26090), (7827, 25780), (10436, 19335), (12890, 15654), (13045, 15468)]