142733220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339841}}^1$

素因数の和:339860

約数の個数: 48

約数和(自身を含む): 456747648

約数和(自身を除く): 314014428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 339841, 679682, 1019523, 1359364, 1699205, 2039046, 2378887, 3398410, 4078092, 4757774, 5097615, 6796820, 7136661, 9515548, 10195230, 11894435, 14273322, 20390460, 23788870, 28546644, 35683305, 47577740, 71366610, 142733220]

約数ペア:

[(1, 142733220), (2, 71366610), (3, 47577740), (4, 35683305), (5, 28546644), (6, 23788870), (7, 20390460), (10, 14273322), (12, 11894435), (14, 10195230), (15, 9515548), (20, 7136661), (21, 6796820), (28, 5097615), (30, 4757774), (35, 4078092), (42, 3398410), (60, 2378887), (70, 2039046), (84, 1699205), (105, 1359364), (140, 1019523), (210, 679682), (420, 339841)]