145378380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{346139}}^1$

素因数の和:346158

約数の個数: 48

約数和(自身を含む): 465212160

約数和(自身を除く): 319833780

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, 346139, 692278, 1038417, 1384556, 1730695, 2076834, 2422973, 3461390, 4153668, 4845946, 5192085, 6922780, 7268919, 9691892, 10384170, 12114865, 14537838, 20768340, 24229730, 29075676, 36344595, 48459460, 72689190, 145378380]

約数ペア:

[(1, 145378380), (2, 72689190), (3, 48459460), (4, 36344595), (5, 29075676), (6, 24229730), (7, 20768340), (10, 14537838), (12, 12114865), (14, 10384170), (15, 9691892), (20, 7268919), (21, 6922780), (28, 5192085), (30, 4845946), (35, 4153668), (42, 3461390), (60, 2422973), (70, 2076834), (84, 1730695), (105, 1384556), (140, 1038417), (210, 692278), (420, 346139)]