72357660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401987}}^1$

素因数の和:402002

約数の個数: 36

約数和(自身を含む): 219485448

約数和(自身を除く): 147127788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401987, 803974, 1205961, 1607948, 2009935, 2411922, 3617883, 4019870, 4823844, 6029805, 7235766, 8039740, 12059610, 14471532, 18089415, 24119220, 36178830, 72357660]

約数ペア:

[(1, 72357660), (2, 36178830), (3, 24119220), (4, 18089415), (5, 14471532), (6, 12059610), (9, 8039740), (10, 7235766), (12, 6029805), (15, 4823844), (18, 4019870), (20, 3617883), (30, 2411922), (36, 2009935), (45, 1607948), (60, 1205961), (90, 803974), (180, 401987)]