129396780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{718871}}^1$

素因数の和:718886

約数の個数: 36

約数和(自身を含む): 392504112

約数和(自身を除く): 263107332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 718871, 1437742, 2156613, 2875484, 3594355, 4313226, 6469839, 7188710, 8626452, 10783065, 12939678, 14377420, 21566130, 25879356, 32349195, 43132260, 64698390, 129396780]

約数ペア:

[(1, 129396780), (2, 64698390), (3, 43132260), (4, 32349195), (5, 25879356), (6, 21566130), (9, 14377420), (10, 12939678), (12, 10783065), (15, 8626452), (18, 7188710), (20, 6469839), (30, 4313226), (36, 3594355), (45, 2875484), (60, 2156613), (90, 1437742), (180, 718871)]