140326818

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 311731200

約数和(自身を除く): 171404382

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 109, 114, 138, 218, 327, 437, 491, 654, 874, 982, 1311, 1473, 2071, 2507, 2622, 2946, 4142, 5014, 6213, 7521, 9329, 11293, 12426, 15042, 18658, 22586, 27987, 33879, 47633, 53519, 55974, 67758, 95266, 107038, 142899, 160557, 214567, 285798, 321114, 429134, 643701, 1016861, 1230937, 1287402, 2033722, 2461874, 3050583, 3692811, 6101166, 7385622, 23387803, 46775606, 70163409, 140326818]

約数ペア:

[(1, 140326818), (2, 70163409), (3, 46775606), (6, 23387803), (19, 7385622), (23, 6101166), (38, 3692811), (46, 3050583), (57, 2461874), (69, 2033722), (109, 1287402), (114, 1230937), (138, 1016861), (218, 643701), (327, 429134), (437, 321114), (491, 285798), (654, 214567), (874, 160557), (982, 142899), (1311, 107038), (1473, 95266), (2071, 67758), (2507, 55974), (2622, 53519), (2946, 47633), (4142, 33879), (5014, 27987), (6213, 22586), (7521, 18658), (9329, 15042), (11293, 12426)]