128312912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6779}}^1$

素因数の和:6820

約数の個数: 60

約数和(自身を含む): 307703520

約数和(自身を除く): 179390608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 6779, 9464, 13558, 18928, 27116, 47453, 54232, 88127, 94906, 108464, 176254, 189812, 352508, 379624, 616889, 705016, 759248, 1145651, 1233778, 1410032, 2291302, 2467556, 4582604, 4935112, 8019557, 9165208, 9870224, 16039114, 18330416, 32078228, 64156456, 128312912]

約数ペア:

[(1, 128312912), (2, 64156456), (4, 32078228), (7, 18330416), (8, 16039114), (13, 9870224), (14, 9165208), (16, 8019557), (26, 4935112), (28, 4582604), (52, 2467556), (56, 2291302), (91, 1410032), (104, 1233778), (112, 1145651), (169, 759248), (182, 705016), (208, 616889), (338, 379624), (364, 352508), (676, 189812), (728, 176254), (1183, 108464), (1352, 94906), (1456, 88127), (2366, 54232), (2704, 47453), (4732, 27116), (6779, 18928), (9464, 13558)]