128851344

素因数分解:

$2^4\times 3^3\times {\mathrm{461}}^1\times {\mathrm{647}}^1$

素因数の和:1125

約数の個数: 80

約数和(自身を含む): 371226240

約数和(自身を除く): 242374896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 461, 647, 922, 1294, 1383, 1844, 1941, 2588, 2766, 3688, 3882, 4149, 5176, 5532, 5823, 7376, 7764, 8298, 10352, 11064, 11646, 12447, 15528, 16596, 17469, 22128, 23292, 24894, 31056, 33192, 34938, 46584, 49788, 66384, 69876, 93168, 99576, 139752, 199152, 279504, 298267, 596534, 894801, 1193068, 1789602, 2386136, 2684403, 3579204, 4772272, 5368806, 7158408, 8053209, 10737612, 14316816, 16106418, 21475224, 32212836, 42950448, 64425672, 128851344]

約数ペア:

[(1, 128851344), (2, 64425672), (3, 42950448), (4, 32212836), (6, 21475224), (8, 16106418), (9, 14316816), (12, 10737612), (16, 8053209), (18, 7158408), (24, 5368806), (27, 4772272), (36, 3579204), (48, 2684403), (54, 2386136), (72, 1789602), (108, 1193068), (144, 894801), (216, 596534), (432, 298267), (461, 279504), (647, 199152), (922, 139752), (1294, 99576), (1383, 93168), (1844, 69876), (1941, 66384), (2588, 49788), (2766, 46584), (3688, 34938), (3882, 33192), (4149, 31056), (5176, 24894), (5532, 23292), (5823, 22128), (7376, 17469), (7764, 16596), (8298, 15528), (10352, 12447), (11064, 11646)]