142732380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339839}}^1$

素因数の和:339858

約数の個数: 48

約数和(自身を含む): 456744960

約数和(自身を除く): 314012580

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, 339839, 679678, 1019517, 1359356, 1699195, 2039034, 2378873, 3398390, 4078068, 4757746, 5097585, 6796780, 7136619, 9515492, 10195170, 11894365, 14273238, 20390340, 23788730, 28546476, 35683095, 47577460, 71366190, 142732380]

約数ペア:

[(1, 142732380), (2, 71366190), (3, 47577460), (4, 35683095), (5, 28546476), (6, 23788730), (7, 20390340), (10, 14273238), (12, 11894365), (14, 10195170), (15, 9515492), (20, 7136619), (21, 6796780), (28, 5097585), (30, 4757746), (35, 4078068), (42, 3398390), (60, 2378873), (70, 2039034), (84, 1699195), (105, 1359356), (140, 1019517), (210, 679678), (420, 339839)]