135002840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{68879}}^1$

素因数の和:68904

約数の個数: 48

約数和(自身を含む): 353354400

約数和(自身を除く): 218351560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 68879, 137758, 275516, 344395, 482153, 551032, 688790, 964306, 1377580, 1928612, 2410765, 2755160, 3375071, 3857224, 4821530, 6750142, 9643060, 13500284, 16875355, 19286120, 27000568, 33750710, 67501420, 135002840]

約数ペア:

[(1, 135002840), (2, 67501420), (4, 33750710), (5, 27000568), (7, 19286120), (8, 16875355), (10, 13500284), (14, 9643060), (20, 6750142), (28, 4821530), (35, 3857224), (40, 3375071), (49, 2755160), (56, 2410765), (70, 1928612), (98, 1377580), (140, 964306), (196, 688790), (245, 551032), (280, 482153), (392, 344395), (490, 275516), (980, 137758), (1960, 68879)]