133553980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6863}}^1$

素因数の和:7018

約数の個数: 48

約数和(自身を含む): 322882560

約数和(自身を除く): 189328580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 6863, 9730, 13726, 19460, 27452, 34315, 48041, 68630, 96082, 137260, 192164, 240205, 480410, 953957, 960820, 1907914, 3815828, 4769785, 6677699, 9539570, 13355398, 19079140, 26710796, 33388495, 66776990, 133553980]

約数ペア:

[(1, 133553980), (2, 66776990), (4, 33388495), (5, 26710796), (7, 19079140), (10, 13355398), (14, 9539570), (20, 6677699), (28, 4769785), (35, 3815828), (70, 1907914), (139, 960820), (140, 953957), (278, 480410), (556, 240205), (695, 192164), (973, 137260), (1390, 96082), (1946, 68630), (2780, 48041), (3892, 34315), (4865, 27452), (6863, 19460), (9730, 13726)]