68996704

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:660

約数の個数: 72

約数和(自身を含む): 160302240

約数和(自身を除く): 91305536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 158, 196, 224, 316, 392, 553, 557, 632, 784, 1106, 1114, 1264, 1568, 2212, 2228, 2528, 3871, 3899, 4424, 4456, 7742, 7798, 8848, 8912, 15484, 15596, 17696, 17824, 27293, 30968, 31192, 44003, 54586, 61936, 62384, 88006, 109172, 123872, 124768, 176012, 218344, 308021, 352024, 436688, 616042, 704048, 873376, 1232084, 1408096, 2156147, 2464168, 4312294, 4928336, 8624588, 9856672, 17249176, 34498352, 68996704]

約数ペア:

[(1, 68996704), (2, 34498352), (4, 17249176), (7, 9856672), (8, 8624588), (14, 4928336), (16, 4312294), (28, 2464168), (32, 2156147), (49, 1408096), (56, 1232084), (79, 873376), (98, 704048), (112, 616042), (158, 436688), (196, 352024), (224, 308021), (316, 218344), (392, 176012), (553, 124768), (557, 123872), (632, 109172), (784, 88006), (1106, 62384), (1114, 61936), (1264, 54586), (1568, 44003), (2212, 31192), (2228, 30968), (2528, 27293), (3871, 17824), (3899, 17696), (4424, 15596), (4456, 15484), (7742, 8912), (7798, 8848)]