290268776

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{272809}}^1$

素因数の和:272841

約数の個数: 32

約数和(自身を含む): 654744000

約数和(自身を除く): 364475224

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 272809, 545618, 1091236, 1909663, 2182472, 3819326, 5183371, 7638652, 10366742, 15277304, 20733484, 36283597, 41466968, 72567194, 145134388, 290268776]

約数ペア:

[(1, 290268776), (2, 145134388), (4, 72567194), (7, 41466968), (8, 36283597), (14, 20733484), (19, 15277304), (28, 10366742), (38, 7638652), (56, 5183371), (76, 3819326), (133, 2182472), (152, 1909663), (266, 1091236), (532, 545618), (1064, 272809)]