289165860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5717}}^1$

素因数の和:6013

約数の個数: 72

約数和(自身を含む): 880411896

約数和(自身を除く): 591246036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3372, 4215, 5058, 5620, 5717, 8430, 10116, 11434, 12645, 16860, 17151, 22868, 25290, 28585, 34302, 50580, 51453, 57170, 68604, 85755, 102906, 114340, 171510, 205812, 257265, 343020, 514530, 1029060, 1606477, 3212954, 4819431, 6425908, 8032385, 9638862, 14458293, 16064770, 19277724, 24097155, 28916586, 32129540, 48194310, 57833172, 72291465, 96388620, 144582930, 289165860]

約数ペア:

[(1, 289165860), (2, 144582930), (3, 96388620), (4, 72291465), (5, 57833172), (6, 48194310), (9, 32129540), (10, 28916586), (12, 24097155), (15, 19277724), (18, 16064770), (20, 14458293), (30, 9638862), (36, 8032385), (45, 6425908), (60, 4819431), (90, 3212954), (180, 1606477), (281, 1029060), (562, 514530), (843, 343020), (1124, 257265), (1405, 205812), (1686, 171510), (2529, 114340), (2810, 102906), (3372, 85755), (4215, 68604), (5058, 57170), (5620, 51453), (5717, 50580), (8430, 34302), (10116, 28585), (11434, 25290), (12645, 22868), (16860, 17151)]