157605280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1422

約数の個数: 96

約数和(自身を含む): 429770880

約数和(自身を除く): 272165600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 109, 112, 140, 160, 218, 224, 280, 436, 545, 560, 763, 872, 1090, 1120, 1291, 1526, 1744, 2180, 2582, 3052, 3488, 3815, 4360, 5164, 6104, 6455, 7630, 8720, 9037, 10328, 12208, 12910, 15260, 17440, 18074, 20656, 24416, 25820, 30520, 36148, 41312, 45185, 51640, 61040, 72296, 90370, 103280, 122080, 140719, 144592, 180740, 206560, 281438, 289184, 361480, 562876, 703595, 722960, 985033, 1125752, 1407190, 1445920, 1970066, 2251504, 2814380, 3940132, 4503008, 4925165, 5628760, 7880264, 9850330, 11257520, 15760528, 19700660, 22515040, 31521056, 39401320, 78802640, 157605280]

約数ペア:

[(1, 157605280), (2, 78802640), (4, 39401320), (5, 31521056), (7, 22515040), (8, 19700660), (10, 15760528), (14, 11257520), (16, 9850330), (20, 7880264), (28, 5628760), (32, 4925165), (35, 4503008), (40, 3940132), (56, 2814380), (70, 2251504), (80, 1970066), (109, 1445920), (112, 1407190), (140, 1125752), (160, 985033), (218, 722960), (224, 703595), (280, 562876), (436, 361480), (545, 289184), (560, 281438), (763, 206560), (872, 180740), (1090, 144592), (1120, 140719), (1291, 122080), (1526, 103280), (1744, 90370), (2180, 72296), (2582, 61040), (3052, 51640), (3488, 45185), (3815, 41312), (4360, 36148), (5164, 30520), (6104, 25820), (6455, 24416), (7630, 20656), (8720, 18074), (9037, 17440), (10328, 15260), (12208, 12910)]