219957738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:780

約数の個数: 128

約数和(自身を含む): 602671104

約数和(自身を除く): 382713366

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 53, 66, 77, 78, 91, 106, 143, 154, 159, 182, 231, 273, 286, 318, 371, 429, 462, 546, 583, 689, 691, 742, 858, 1001, 1113, 1166, 1378, 1382, 1749, 2002, 2067, 2073, 2226, 3003, 3498, 4081, 4134, 4146, 4823, 4837, 6006, 7579, 7601, 8162, 8983, 9646, 9674, 12243, 14469, 14511, 15158, 15202, 17966, 22737, 22803, 24486, 26949, 28938, 29022, 36623, 45474, 45606, 53053, 53207, 53898, 62881, 73246, 98813, 106106, 106414, 109869, 125762, 159159, 159621, 188643, 197626, 219738, 256361, 296439, 318318, 319242, 377286, 402853, 476099, 512722, 592878, 691691, 769083, 805706, 952198, 1208559, 1383382, 1428297, 1538166, 2075073, 2417118, 2819971, 2856594, 3332693, 4150146, 5237089, 5639942, 6665386, 8459913, 9998079, 10474178, 15711267, 16919826, 19996158, 31422534, 36659623, 73319246, 109978869, 219957738]

約数ペア:

[(1, 219957738), (2, 109978869), (3, 73319246), (6, 36659623), (7, 31422534), (11, 19996158), (13, 16919826), (14, 15711267), (21, 10474178), (22, 9998079), (26, 8459913), (33, 6665386), (39, 5639942), (42, 5237089), (53, 4150146), (66, 3332693), (77, 2856594), (78, 2819971), (91, 2417118), (106, 2075073), (143, 1538166), (154, 1428297), (159, 1383382), (182, 1208559), (231, 952198), (273, 805706), (286, 769083), (318, 691691), (371, 592878), (429, 512722), (462, 476099), (546, 402853), (583, 377286), (689, 319242), (691, 318318), (742, 296439), (858, 256361), (1001, 219738), (1113, 197626), (1166, 188643), (1378, 159621), (1382, 159159), (1749, 125762), (2002, 109869), (2067, 106414), (2073, 106106), (2226, 98813), (3003, 73246), (3498, 62881), (4081, 53898), (4134, 53207), (4146, 53053), (4823, 45606), (4837, 45474), (6006, 36623), (7579, 29022), (7601, 28938), (8162, 26949), (8983, 24486), (9646, 22803), (9674, 22737), (12243, 17966), (14469, 15202), (14511, 15158)]