72468180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{402601}}^1$

素因数の和:402616

約数の個数: 36

約数和(自身を含む): 219820692

約数和(自身を除く): 147352512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 402601, 805202, 1207803, 1610404, 2013005, 2415606, 3623409, 4026010, 4831212, 6039015, 7246818, 8052020, 12078030, 14493636, 18117045, 24156060, 36234090, 72468180]

約数ペア:

[(1, 72468180), (2, 36234090), (3, 24156060), (4, 18117045), (5, 14493636), (6, 12078030), (9, 8052020), (10, 7246818), (12, 6039015), (15, 4831212), (18, 4026010), (20, 3623409), (30, 2415606), (36, 2013005), (45, 1610404), (60, 1207803), (90, 805202), (180, 402601)]