80137260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63601}}^1$

素因数の和:63623

約数の個数: 72

約数和(自身を含む): 277813536

約数和(自身を除く): 197676276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 63601, 127202, 190803, 254404, 318005, 381606, 445207, 572409, 636010, 763212, 890414, 954015, 1144818, 1272020, 1335621, 1780828, 1908030, 2226035, 2289636, 2671242, 2862045, 3816060, 4006863, 4452070, 5342484, 5724090, 6678105, 8013726, 8904140, 11448180, 13356210, 16027452, 20034315, 26712420, 40068630, 80137260]

約数ペア:

[(1, 80137260), (2, 40068630), (3, 26712420), (4, 20034315), (5, 16027452), (6, 13356210), (7, 11448180), (9, 8904140), (10, 8013726), (12, 6678105), (14, 5724090), (15, 5342484), (18, 4452070), (20, 4006863), (21, 3816060), (28, 2862045), (30, 2671242), (35, 2289636), (36, 2226035), (42, 1908030), (45, 1780828), (60, 1335621), (63, 1272020), (70, 1144818), (84, 954015), (90, 890414), (105, 763212), (126, 636010), (140, 572409), (180, 445207), (210, 381606), (252, 318005), (315, 254404), (420, 190803), (630, 127202), (1260, 63601)]