86648240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{431}}^1$

素因数の和:810

約数の個数: 80

約数和(自身を含む): 231413760

約数和(自身を除く): 144765520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 359, 431, 560, 718, 862, 1436, 1724, 1795, 2155, 2513, 2872, 3017, 3448, 3590, 4310, 5026, 5744, 6034, 6896, 7180, 8620, 10052, 12068, 12565, 14360, 15085, 17240, 20104, 24136, 25130, 28720, 30170, 34480, 40208, 48272, 50260, 60340, 100520, 120680, 154729, 201040, 241360, 309458, 618916, 773645, 1083103, 1237832, 1547290, 2166206, 2475664, 3094580, 4332412, 5415515, 6189160, 8664824, 10831030, 12378320, 17329648, 21662060, 43324120, 86648240]

約数ペア:

[(1, 86648240), (2, 43324120), (4, 21662060), (5, 17329648), (7, 12378320), (8, 10831030), (10, 8664824), (14, 6189160), (16, 5415515), (20, 4332412), (28, 3094580), (35, 2475664), (40, 2166206), (56, 1547290), (70, 1237832), (80, 1083103), (112, 773645), (140, 618916), (280, 309458), (359, 241360), (431, 201040), (560, 154729), (718, 120680), (862, 100520), (1436, 60340), (1724, 50260), (1795, 48272), (2155, 40208), (2513, 34480), (2872, 30170), (3017, 28720), (3448, 25130), (3590, 24136), (4310, 20104), (5026, 17240), (5744, 15085), (6034, 14360), (6896, 12565), (7180, 12068), (8620, 10052)]