254348172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3967}}^1$

素因数の和:4127

約数の個数: 72

約数和(自身を含む): 697622016

約数和(自身を除く): 443273844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 137, 156, 234, 274, 411, 468, 548, 822, 1233, 1644, 1781, 2466, 3562, 3967, 4932, 5343, 7124, 7934, 10686, 11901, 15868, 16029, 21372, 23802, 32058, 35703, 47604, 51571, 64116, 71406, 103142, 142812, 154713, 206284, 309426, 464139, 543479, 618852, 928278, 1086958, 1630437, 1856556, 2173916, 3260874, 4891311, 6521748, 7065227, 9782622, 14130454, 19565244, 21195681, 28260908, 42391362, 63587043, 84782724, 127174086, 254348172]

約数ペア:

[(1, 254348172), (2, 127174086), (3, 84782724), (4, 63587043), (6, 42391362), (9, 28260908), (12, 21195681), (13, 19565244), (18, 14130454), (26, 9782622), (36, 7065227), (39, 6521748), (52, 4891311), (78, 3260874), (117, 2173916), (137, 1856556), (156, 1630437), (234, 1086958), (274, 928278), (411, 618852), (468, 543479), (548, 464139), (822, 309426), (1233, 206284), (1644, 154713), (1781, 142812), (2466, 103142), (3562, 71406), (3967, 64116), (4932, 51571), (5343, 47604), (7124, 35703), (7934, 32058), (10686, 23802), (11901, 21372), (15868, 16029)]