42147210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{479}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 116121600

約数和(自身を除く): 73974390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 419, 479, 838, 958, 1257, 1437, 2095, 2395, 2514, 2874, 2933, 3353, 4190, 4790, 5866, 6285, 6706, 7185, 8799, 10059, 12570, 14370, 14665, 16765, 17598, 20118, 29330, 33530, 43995, 50295, 87990, 100590, 200701, 401402, 602103, 1003505, 1204206, 1404907, 2007010, 2809814, 3010515, 4214721, 6021030, 7024535, 8429442, 14049070, 21073605, 42147210]

約数ペア:

[(1, 42147210), (2, 21073605), (3, 14049070), (5, 8429442), (6, 7024535), (7, 6021030), (10, 4214721), (14, 3010515), (15, 2809814), (21, 2007010), (30, 1404907), (35, 1204206), (42, 1003505), (70, 602103), (105, 401402), (210, 200701), (419, 100590), (479, 87990), (838, 50295), (958, 43995), (1257, 33530), (1437, 29330), (2095, 20118), (2395, 17598), (2514, 16765), (2874, 14665), (2933, 14370), (3353, 12570), (4190, 10059), (4790, 8799), (5866, 7185), (6285, 6706)]