127966336

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 264384000

約数和(自身を除く): 136417664

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 89, 94, 128, 178, 188, 239, 356, 376, 478, 712, 752, 956, 1424, 1504, 1912, 2848, 3008, 3824, 4183, 5696, 6016, 7648, 8366, 11233, 11392, 15296, 16732, 21271, 22466, 30592, 33464, 42542, 44932, 66928, 85084, 89864, 133856, 170168, 179728, 267712, 340336, 359456, 535424, 680672, 718912, 999737, 1361344, 1437824, 1999474, 2722688, 3998948, 7997896, 15995792, 31991584, 63983168, 127966336]

約数ペア:

[(1, 127966336), (2, 63983168), (4, 31991584), (8, 15995792), (16, 7997896), (32, 3998948), (47, 2722688), (64, 1999474), (89, 1437824), (94, 1361344), (128, 999737), (178, 718912), (188, 680672), (239, 535424), (356, 359456), (376, 340336), (478, 267712), (712, 179728), (752, 170168), (956, 133856), (1424, 89864), (1504, 85084), (1912, 66928), (2848, 44932), (3008, 42542), (3824, 33464), (4183, 30592), (5696, 22466), (6016, 21271), (7648, 16732), (8366, 15296), (11233, 11392)]