57685040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:690

約数の個数: 80

約数和(自身を含む): 154275840

約数和(自身を除く): 96590800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 431, 478, 560, 862, 956, 1195, 1673, 1724, 1912, 2155, 2390, 3017, 3346, 3448, 3824, 4310, 4780, 6034, 6692, 6896, 8365, 8620, 9560, 12068, 13384, 15085, 16730, 17240, 19120, 24136, 26768, 30170, 33460, 34480, 48272, 60340, 66920, 103009, 120680, 133840, 206018, 241360, 412036, 515045, 721063, 824072, 1030090, 1442126, 1648144, 2060180, 2884252, 3605315, 4120360, 5768504, 7210630, 8240720, 11537008, 14421260, 28842520, 57685040]

約数ペア:

[(1, 57685040), (2, 28842520), (4, 14421260), (5, 11537008), (7, 8240720), (8, 7210630), (10, 5768504), (14, 4120360), (16, 3605315), (20, 2884252), (28, 2060180), (35, 1648144), (40, 1442126), (56, 1030090), (70, 824072), (80, 721063), (112, 515045), (140, 412036), (239, 241360), (280, 206018), (431, 133840), (478, 120680), (560, 103009), (862, 66920), (956, 60340), (1195, 48272), (1673, 34480), (1724, 33460), (1912, 30170), (2155, 26768), (2390, 24136), (3017, 19120), (3346, 17240), (3448, 16730), (3824, 15085), (4310, 13384), (4780, 12068), (6034, 9560), (6692, 8620), (6896, 8365)]