127638784

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5479}}^1$

素因数の和:5515

約数の個数: 72

約数和(自身を含む): 313631360

約数和(自身を除く): 185992576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5479, 5824, 10958, 11648, 21916, 23296, 38353, 43832, 71227, 76706, 87664, 142454, 153412, 175328, 284908, 306824, 350656, 498589, 569816, 613648, 701312, 997178, 1139632, 1227296, 1402624, 1994356, 2279264, 2454592, 3988712, 4558528, 4909184, 7977424, 9117056, 9818368, 15954848, 18234112, 31909696, 63819392, 127638784]

約数ペア:

[(1, 127638784), (2, 63819392), (4, 31909696), (7, 18234112), (8, 15954848), (13, 9818368), (14, 9117056), (16, 7977424), (26, 4909184), (28, 4558528), (32, 3988712), (52, 2454592), (56, 2279264), (64, 1994356), (91, 1402624), (104, 1227296), (112, 1139632), (128, 997178), (182, 701312), (208, 613648), (224, 569816), (256, 498589), (364, 350656), (416, 306824), (448, 284908), (728, 175328), (832, 153412), (896, 142454), (1456, 87664), (1664, 76706), (1792, 71227), (2912, 43832), (3328, 38353), (5479, 23296), (5824, 21916), (10958, 11648)]