318306688

素因数分解:

$2^7\times 7^1\times {\mathrm{563}}^1\times {\mathrm{631}}^1$

素因数の和:1215

約数の個数: 64

約数和(自身を含む): 727153920

約数和(自身を除く): 408847232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 563, 631, 896, 1126, 1262, 2252, 2524, 3941, 4417, 4504, 5048, 7882, 8834, 9008, 10096, 15764, 17668, 18016, 20192, 31528, 35336, 36032, 40384, 63056, 70672, 72064, 80768, 126112, 141344, 252224, 282688, 355253, 504448, 565376, 710506, 1421012, 2486771, 2842024, 4973542, 5684048, 9947084, 11368096, 19894168, 22736192, 39788336, 45472384, 79576672, 159153344, 318306688]

約数ペア:

[(1, 318306688), (2, 159153344), (4, 79576672), (7, 45472384), (8, 39788336), (14, 22736192), (16, 19894168), (28, 11368096), (32, 9947084), (56, 5684048), (64, 4973542), (112, 2842024), (128, 2486771), (224, 1421012), (448, 710506), (563, 565376), (631, 504448), (896, 355253), (1126, 282688), (1262, 252224), (2252, 141344), (2524, 126112), (3941, 80768), (4417, 72064), (4504, 70672), (5048, 63056), (7882, 40384), (8834, 36032), (9008, 35336), (10096, 31528), (15764, 20192), (17668, 18016)]