157266880

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6221}}^1$

素因数の和:6317

約数の個数: 56

約数和(自身を含む): 379293120

約数和(自身を除く): 222026240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6221, 6320, 12442, 12640, 24884, 25280, 31105, 49768, 62210, 99536, 124420, 199072, 248840, 398144, 491459, 497680, 982918, 995360, 1965836, 1990720, 2457295, 3931672, 4914590, 7863344, 9829180, 15726688, 19658360, 31453376, 39316720, 78633440, 157266880]

約数ペア:

[(1, 157266880), (2, 78633440), (4, 39316720), (5, 31453376), (8, 19658360), (10, 15726688), (16, 9829180), (20, 7863344), (32, 4914590), (40, 3931672), (64, 2457295), (79, 1990720), (80, 1965836), (158, 995360), (160, 982918), (316, 497680), (320, 491459), (395, 398144), (632, 248840), (790, 199072), (1264, 124420), (1580, 99536), (2528, 62210), (3160, 49768), (5056, 31105), (6221, 25280), (6320, 24884), (12442, 12640)]