179218928

素因数分解:

$2^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{3259}}^1$

素因数の和:3765

約数の個数: 40

約数和(自身を含む): 397772160

約数和(自身を除く): 218553232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 491, 982, 1964, 3259, 3437, 3928, 6518, 6874, 7856, 13036, 13748, 22813, 26072, 27496, 45626, 52144, 54992, 91252, 182504, 365008, 1600169, 3200338, 6400676, 11201183, 12801352, 22402366, 25602704, 44804732, 89609464, 179218928]

約数ペア:

[(1, 179218928), (2, 89609464), (4, 44804732), (7, 25602704), (8, 22402366), (14, 12801352), (16, 11201183), (28, 6400676), (56, 3200338), (112, 1600169), (491, 365008), (982, 182504), (1964, 91252), (3259, 54992), (3437, 52144), (3928, 45626), (6518, 27496), (6874, 26072), (7856, 22813), (13036, 13748)]