122390128

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{5179}}^1$

素因数の和:5405

約数の個数: 40

約数和(自身を含む): 272343680

約数和(自身を除く): 149953552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 1477, 1688, 2954, 3376, 5179, 5908, 10358, 11816, 20716, 23632, 36253, 41432, 72506, 82864, 145012, 290024, 580048, 1092769, 2185538, 4371076, 7649383, 8742152, 15298766, 17484304, 30597532, 61195064, 122390128]

約数ペア:

[(1, 122390128), (2, 61195064), (4, 30597532), (7, 17484304), (8, 15298766), (14, 8742152), (16, 7649383), (28, 4371076), (56, 2185538), (112, 1092769), (211, 580048), (422, 290024), (844, 145012), (1477, 82864), (1688, 72506), (2954, 41432), (3376, 36253), (5179, 23632), (5908, 20716), (10358, 11816)]