156723420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{373151}}^1$

素因数の和:373170

約数の個数: 48

約数和(自身を含む): 501516288

約数和(自身を除く): 344792868

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, 373151, 746302, 1119453, 1492604, 1865755, 2238906, 2612057, 3731510, 4477812, 5224114, 5597265, 7463020, 7836171, 10448228, 11194530, 13060285, 15672342, 22389060, 26120570, 31344684, 39180855, 52241140, 78361710, 156723420]

約数ペア:

[(1, 156723420), (2, 78361710), (3, 52241140), (4, 39180855), (5, 31344684), (6, 26120570), (7, 22389060), (10, 15672342), (12, 13060285), (14, 11194530), (15, 10448228), (20, 7836171), (21, 7463020), (28, 5597265), (30, 5224114), (35, 4477812), (42, 3731510), (60, 2612057), (70, 2238906), (84, 1865755), (105, 1492604), (140, 1119453), (210, 746302), (420, 373151)]