161482020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{384481}}^1$

素因数の和:384500

約数の個数: 48

約数和(自身を含む): 516743808

約数和(自身を除く): 355261788

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, 384481, 768962, 1153443, 1537924, 1922405, 2306886, 2691367, 3844810, 4613772, 5382734, 5767215, 7689620, 8074101, 10765468, 11534430, 13456835, 16148202, 23068860, 26913670, 32296404, 40370505, 53827340, 80741010, 161482020]

約数ペア:

[(1, 161482020), (2, 80741010), (3, 53827340), (4, 40370505), (5, 32296404), (6, 26913670), (7, 23068860), (10, 16148202), (12, 13456835), (14, 11534430), (15, 10765468), (20, 8074101), (21, 7689620), (28, 5767215), (30, 5382734), (35, 4613772), (42, 3844810), (60, 2691367), (70, 2306886), (84, 1922405), (105, 1537924), (140, 1153443), (210, 768962), (420, 384481)]