900180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1667}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 2802240

約数和(自身を除く): 1902060

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, 1667, 3334, 5001, 6668, 8335, 10002, 15003, 16670, 20004, 25005, 30006, 33340, 45009, 50010, 60012, 75015, 90018, 100020, 150030, 180036, 225045, 300060, 450090, 900180]

約数ペア:

[(1, 900180), (2, 450090), (3, 300060), (4, 225045), (5, 180036), (6, 150030), (9, 100020), (10, 90018), (12, 75015), (15, 60012), (18, 50010), (20, 45009), (27, 33340), (30, 30006), (36, 25005), (45, 20004), (54, 16670), (60, 15003), (90, 10002), (108, 8335), (135, 6668), (180, 5001), (270, 3334), (540, 1667)]