42144270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1987}}^1$

素因数の和:2105

約数の個数: 64

約数和(自身を含む): 116798976

約数和(自身を除く): 74654706

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 202, 210, 303, 505, 606, 707, 1010, 1414, 1515, 1987, 2121, 3030, 3535, 3974, 4242, 5961, 7070, 9935, 10605, 11922, 13909, 19870, 21210, 27818, 29805, 41727, 59610, 69545, 83454, 139090, 200687, 208635, 401374, 417270, 602061, 1003435, 1204122, 1404809, 2006870, 2809618, 3010305, 4214427, 6020610, 7024045, 8428854, 14048090, 21072135, 42144270]

約数ペア:

[(1, 42144270), (2, 21072135), (3, 14048090), (5, 8428854), (6, 7024045), (7, 6020610), (10, 4214427), (14, 3010305), (15, 2809618), (21, 2006870), (30, 1404809), (35, 1204122), (42, 1003435), (70, 602061), (101, 417270), (105, 401374), (202, 208635), (210, 200687), (303, 139090), (505, 83454), (606, 69545), (707, 59610), (1010, 41727), (1414, 29805), (1515, 27818), (1987, 21210), (2121, 19870), (3030, 13909), (3535, 11922), (3974, 10605), (4242, 9935), (5961, 7070)]