161138124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20627}}^1$

素因数の和:20675

約数の個数: 72

約数和(自身を含む): 480549888

約数和(自身を除く): 319411764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 20627, 41254, 61881, 82508, 123762, 144389, 185643, 247524, 288778, 371286, 433167, 577556, 639437, 742572, 866334, 1278874, 1299501, 1732668, 1918311, 2557748, 2599002, 3836622, 4476059, 5198004, 5754933, 7673244, 8952118, 11509866, 13428177, 17904236, 23019732, 26856354, 40284531, 53712708, 80569062, 161138124]

約数ペア:

[(1, 161138124), (2, 80569062), (3, 53712708), (4, 40284531), (6, 26856354), (7, 23019732), (9, 17904236), (12, 13428177), (14, 11509866), (18, 8952118), (21, 7673244), (28, 5754933), (31, 5198004), (36, 4476059), (42, 3836622), (62, 2599002), (63, 2557748), (84, 1918311), (93, 1732668), (124, 1299501), (126, 1278874), (186, 866334), (217, 742572), (252, 639437), (279, 577556), (372, 433167), (434, 371286), (558, 288778), (651, 247524), (868, 185643), (1116, 144389), (1302, 123762), (1953, 82508), (2604, 61881), (3906, 41254), (7812, 20627)]