128022588

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 337428000

約数和(自身を除く): 209405412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 149, 174, 261, 298, 348, 447, 522, 596, 823, 894, 1044, 1341, 1646, 1788, 2469, 2682, 3292, 4321, 4938, 5364, 7407, 8642, 9876, 12963, 14814, 17284, 23867, 25926, 29628, 38889, 47734, 51852, 71601, 77778, 95468, 122627, 143202, 155556, 214803, 245254, 286404, 367881, 429606, 490508, 735762, 859212, 1103643, 1471524, 2207286, 3556183, 4414572, 7112366, 10668549, 14224732, 21337098, 32005647, 42674196, 64011294, 128022588]

約数ペア:

[(1, 128022588), (2, 64011294), (3, 42674196), (4, 32005647), (6, 21337098), (9, 14224732), (12, 10668549), (18, 7112366), (29, 4414572), (36, 3556183), (58, 2207286), (87, 1471524), (116, 1103643), (149, 859212), (174, 735762), (261, 490508), (298, 429606), (348, 367881), (447, 286404), (522, 245254), (596, 214803), (823, 155556), (894, 143202), (1044, 122627), (1341, 95468), (1646, 77778), (1788, 71601), (2469, 51852), (2682, 47734), (3292, 38889), (4321, 29628), (4938, 25926), (5364, 23867), (7407, 17284), (8642, 14814), (9876, 12963)]