81180090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{300667}}^1$

素因数の和:300683

約数の個数: 32

約数和(自身を含む): 216480960

約数和(自身を除く): 135300870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 300667, 601334, 902001, 1503335, 1804002, 2706003, 3006670, 4510005, 5412006, 8118009, 9020010, 13530015, 16236018, 27060030, 40590045, 81180090]

約数ペア:

[(1, 81180090), (2, 40590045), (3, 27060030), (5, 16236018), (6, 13530015), (9, 9020010), (10, 8118009), (15, 5412006), (18, 4510005), (27, 3006670), (30, 2706003), (45, 1804002), (54, 1503335), (90, 902001), (135, 601334), (270, 300667)]