27451620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21787}}^1$

素因数の和:21809

約数の個数: 72

約数和(自身を含む): 95169984

約数和(自身を除く): 67718364

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, 21787, 43574, 65361, 87148, 108935, 130722, 152509, 196083, 217870, 261444, 305018, 326805, 392166, 435740, 457527, 610036, 653610, 762545, 784332, 915054, 980415, 1307220, 1372581, 1525090, 1830108, 1960830, 2287635, 2745162, 3050180, 3921660, 4575270, 5490324, 6862905, 9150540, 13725810, 27451620]

約数ペア:

[(1, 27451620), (2, 13725810), (3, 9150540), (4, 6862905), (5, 5490324), (6, 4575270), (7, 3921660), (9, 3050180), (10, 2745162), (12, 2287635), (14, 1960830), (15, 1830108), (18, 1525090), (20, 1372581), (21, 1307220), (28, 980415), (30, 915054), (35, 784332), (36, 762545), (42, 653610), (45, 610036), (60, 457527), (63, 435740), (70, 392166), (84, 326805), (90, 305018), (105, 261444), (126, 217870), (140, 196083), (180, 152509), (210, 130722), (252, 108935), (315, 87148), (420, 65361), (630, 43574), (1260, 21787)]