135720256

素因数分解:

$2^6\times 7^1\times {\mathrm{491}}^1\times {\mathrm{617}}^1$

素因数の和:1127

約数の個数: 56

約数和(自身を含む): 308920896

約数和(自身を除く): 173200640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 491, 617, 982, 1234, 1964, 2468, 3437, 3928, 4319, 4936, 6874, 7856, 8638, 9872, 13748, 15712, 17276, 19744, 27496, 31424, 34552, 39488, 54992, 69104, 109984, 138208, 219968, 276416, 302947, 605894, 1211788, 2120629, 2423576, 4241258, 4847152, 8482516, 9694304, 16965032, 19388608, 33930064, 67860128, 135720256]

約数ペア:

[(1, 135720256), (2, 67860128), (4, 33930064), (7, 19388608), (8, 16965032), (14, 9694304), (16, 8482516), (28, 4847152), (32, 4241258), (56, 2423576), (64, 2120629), (112, 1211788), (224, 605894), (448, 302947), (491, 276416), (617, 219968), (982, 138208), (1234, 109984), (1964, 69104), (2468, 54992), (3437, 39488), (3928, 34552), (4319, 31424), (4936, 27496), (6874, 19744), (7856, 17276), (8638, 15712), (9872, 13748)]