Magnetic recording medium, fluorine-containing ether compound and lubricant for magnetic recording medium

A fluorine-containing ether compound represented by the following General Formula (1):

• [Chem. 1]
• XA-B-D)3 (1)
• (in the General Formula (1), X is a trivalent atom or a trivalent atom group represented by any one of the following General Formula (9) to (23),
• A is a linking group including at least one hydroxyl group represented by any one of the following General Formula (2) to General Formula (4):
• (in the General Formula (4), p is an integer of 1 to 5), B is a linking group having a perfluoropolyether chain, and D is a polar group or a substituent having a polar group at the end, wherein the polar group included in D is selected from a hydroxyl group, a carboxyl group, an amino group, and an aminocarboxyl group).