305276120

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113909}}^1$

素因数の和:113987

約数の個数: 32

約数和(自身を含む): 697129200

約数和(自身を除く): 391853080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 113909, 227818, 455636, 569545, 911272, 1139090, 2278180, 4556360, 7631903, 15263806, 30527612, 38159515, 61055224, 76319030, 152638060, 305276120]

約数ペア:

[(1, 305276120), (2, 152638060), (4, 76319030), (5, 61055224), (8, 38159515), (10, 30527612), (20, 15263806), (40, 7631903), (67, 4556360), (134, 2278180), (268, 1139090), (335, 911272), (536, 569545), (670, 455636), (1340, 227818), (2680, 113909)]