128257976

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3529}}^1$

素因数の和:3612

約数の個数: 64

約数和(自身を含む): 304992000

約数和(自身を除く): 176734024

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 59, 77, 88, 118, 154, 236, 308, 413, 472, 616, 649, 826, 1298, 1652, 2596, 3304, 3529, 4543, 5192, 7058, 9086, 14116, 18172, 24703, 28232, 36344, 38819, 49406, 77638, 98812, 155276, 197624, 208211, 271733, 310552, 416422, 543466, 832844, 1086932, 1457477, 1665688, 2173864, 2290321, 2914954, 4580642, 5829908, 9161284, 11659816, 16032247, 18322568, 32064494, 64128988, 128257976]

約数ペア:

[(1, 128257976), (2, 64128988), (4, 32064494), (7, 18322568), (8, 16032247), (11, 11659816), (14, 9161284), (22, 5829908), (28, 4580642), (44, 2914954), (56, 2290321), (59, 2173864), (77, 1665688), (88, 1457477), (118, 1086932), (154, 832844), (236, 543466), (308, 416422), (413, 310552), (472, 271733), (616, 208211), (649, 197624), (826, 155276), (1298, 98812), (1652, 77638), (2596, 49406), (3304, 38819), (3529, 36344), (4543, 28232), (5192, 24703), (7058, 18172), (9086, 14116)]