56720790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{30011}}^1$

素因数の和:30034

約数の個数: 64

約数和(自身を含む): 172869120

約数和(自身を除く): 116148330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 30011, 60022, 90033, 150055, 180066, 210077, 270099, 300110, 420154, 450165, 540198, 630231, 810297, 900330, 1050385, 1260462, 1350495, 1620594, 1890693, 2100770, 2700990, 3151155, 3781386, 4051485, 5672079, 6302310, 8102970, 9453465, 11344158, 18906930, 28360395, 56720790]

約数ペア:

[(1, 56720790), (2, 28360395), (3, 18906930), (5, 11344158), (6, 9453465), (7, 8102970), (9, 6302310), (10, 5672079), (14, 4051485), (15, 3781386), (18, 3151155), (21, 2700990), (27, 2100770), (30, 1890693), (35, 1620594), (42, 1350495), (45, 1260462), (54, 1050385), (63, 900330), (70, 810297), (90, 630231), (105, 540198), (126, 450165), (135, 420154), (189, 300110), (210, 270099), (270, 210077), (315, 180066), (378, 150055), (630, 90033), (945, 60022), (1890, 30011)]