242907980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2803}}^1$

素因数の和:3438

約数の個数: 48

約数和(自身を含む): 584129280

約数和(自身を除く): 341221300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1238, 2476, 2803, 3095, 4333, 5606, 6190, 8666, 11212, 12380, 14015, 17332, 19621, 21665, 28030, 39242, 43330, 56060, 78484, 86660, 98105, 196210, 392420, 1735057, 3470114, 6940228, 8675285, 12145399, 17350570, 24290798, 34701140, 48581596, 60726995, 121453990, 242907980]

約数ペア:

[(1, 242907980), (2, 121453990), (4, 60726995), (5, 48581596), (7, 34701140), (10, 24290798), (14, 17350570), (20, 12145399), (28, 8675285), (35, 6940228), (70, 3470114), (140, 1735057), (619, 392420), (1238, 196210), (2476, 98105), (2803, 86660), (3095, 78484), (4333, 56060), (5606, 43330), (6190, 39242), (8666, 28030), (11212, 21665), (12380, 19621), (14015, 17332)]