289055340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{229409}}^1$

素因数の和:229431

約数の個数: 72

約数和(自身を含む): 1002062880

約数和(自身を除く): 713007540

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, 229409, 458818, 688227, 917636, 1147045, 1376454, 1605863, 2064681, 2294090, 2752908, 3211726, 3441135, 4129362, 4588180, 4817589, 6423452, 6882270, 8029315, 8258724, 9635178, 10323405, 13764540, 14452767, 16058630, 19270356, 20646810, 24087945, 28905534, 32117260, 41293620, 48175890, 57811068, 72263835, 96351780, 144527670, 289055340]

約数ペア:

[(1, 289055340), (2, 144527670), (3, 96351780), (4, 72263835), (5, 57811068), (6, 48175890), (7, 41293620), (9, 32117260), (10, 28905534), (12, 24087945), (14, 20646810), (15, 19270356), (18, 16058630), (20, 14452767), (21, 13764540), (28, 10323405), (30, 9635178), (35, 8258724), (36, 8029315), (42, 6882270), (45, 6423452), (60, 4817589), (63, 4588180), (70, 4129362), (84, 3441135), (90, 3211726), (105, 2752908), (126, 2294090), (140, 2064681), (180, 1605863), (210, 1376454), (252, 1147045), (315, 917636), (420, 688227), (630, 458818), (1260, 229409)]