131179160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1087}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 338411520

約数和(自身を除く): 207232360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 431, 862, 1087, 1724, 2155, 2174, 3017, 3448, 4310, 4348, 5435, 6034, 7609, 8620, 8696, 10870, 12068, 15085, 15218, 17240, 21740, 24136, 30170, 30436, 38045, 43480, 60340, 60872, 76090, 120680, 152180, 304360, 468497, 936994, 1873988, 2342485, 3279479, 3747976, 4684970, 6558958, 9369940, 13117916, 16397395, 18739880, 26235832, 32794790, 65589580, 131179160]

約数ペア:

[(1, 131179160), (2, 65589580), (4, 32794790), (5, 26235832), (7, 18739880), (8, 16397395), (10, 13117916), (14, 9369940), (20, 6558958), (28, 4684970), (35, 3747976), (40, 3279479), (56, 2342485), (70, 1873988), (140, 936994), (280, 468497), (431, 304360), (862, 152180), (1087, 120680), (1724, 76090), (2155, 60872), (2174, 60340), (3017, 43480), (3448, 38045), (4310, 30436), (4348, 30170), (5435, 24136), (6034, 21740), (7609, 17240), (8620, 15218), (8696, 15085), (10870, 12068)]