218936620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{82307}}^1$

素因数の和:82342

約数の個数: 48

約数和(自身を含む): 553109760

約数和(自身を除く): 334173140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 82307, 164614, 329228, 411535, 576149, 823070, 1152298, 1563833, 1646140, 2304596, 2880745, 3127666, 5761490, 6255332, 7819165, 10946831, 11522980, 15638330, 21893662, 31276660, 43787324, 54734155, 109468310, 218936620]

約数ペア:

[(1, 218936620), (2, 109468310), (4, 54734155), (5, 43787324), (7, 31276660), (10, 21893662), (14, 15638330), (19, 11522980), (20, 10946831), (28, 7819165), (35, 6255332), (38, 5761490), (70, 3127666), (76, 2880745), (95, 2304596), (133, 1646140), (140, 1563833), (190, 1152298), (266, 823070), (380, 576149), (532, 411535), (665, 329228), (1330, 164614), (2660, 82307)]