31482570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 86904576

約数和(自身を除く): 55422006

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 591, 761, 985, 1182, 1379, 1522, 1970, 2283, 2758, 2955, 3805, 4137, 4566, 5327, 5910, 6895, 7610, 8274, 10654, 11415, 13790, 15981, 20685, 22830, 26635, 31962, 41370, 53270, 79905, 149917, 159810, 299834, 449751, 749585, 899502, 1049419, 1499170, 2098838, 2248755, 3148257, 4497510, 5247095, 6296514, 10494190, 15741285, 31482570]

約数ペア:

[(1, 31482570), (2, 15741285), (3, 10494190), (5, 6296514), (6, 5247095), (7, 4497510), (10, 3148257), (14, 2248755), (15, 2098838), (21, 1499170), (30, 1049419), (35, 899502), (42, 749585), (70, 449751), (105, 299834), (197, 159810), (210, 149917), (394, 79905), (591, 53270), (761, 41370), (985, 31962), (1182, 26635), (1379, 22830), (1522, 20685), (1970, 15981), (2283, 13790), (2758, 11415), (2955, 10654), (3805, 8274), (4137, 7610), (4566, 6895), (5327, 5910)]