64646960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1723}}^1$

素因数の和:1810

約数の個数: 80

約数和(自身を含む): 174441216

約数和(自身を除く): 109794256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1723, 1876, 2345, 2680, 3446, 3752, 4690, 5360, 6892, 7504, 8615, 9380, 12061, 13784, 17230, 18760, 24122, 27568, 34460, 37520, 48244, 60305, 68920, 96488, 115441, 120610, 137840, 192976, 230882, 241220, 461764, 482440, 577205, 808087, 923528, 964880, 1154410, 1616174, 1847056, 2308820, 3232348, 4040435, 4617640, 6464696, 8080870, 9235280, 12929392, 16161740, 32323480, 64646960]

約数ペア:

[(1, 64646960), (2, 32323480), (4, 16161740), (5, 12929392), (7, 9235280), (8, 8080870), (10, 6464696), (14, 4617640), (16, 4040435), (20, 3232348), (28, 2308820), (35, 1847056), (40, 1616174), (56, 1154410), (67, 964880), (70, 923528), (80, 808087), (112, 577205), (134, 482440), (140, 461764), (268, 241220), (280, 230882), (335, 192976), (469, 137840), (536, 120610), (560, 115441), (670, 96488), (938, 68920), (1072, 60305), (1340, 48244), (1723, 37520), (1876, 34460), (2345, 27568), (2680, 24122), (3446, 18760), (3752, 17230), (4690, 13784), (5360, 12061), (6892, 9380), (7504, 8615)]