54390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1$

素因数の和:61

約数の個数: 48

約数和(自身を含む): 155952

約数和(自身を除く): 101562

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 49, 70, 74, 98, 105, 111, 147, 185, 210, 222, 245, 259, 294, 370, 490, 518, 555, 735, 777, 1110, 1295, 1470, 1554, 1813, 2590, 3626, 3885, 5439, 7770, 9065, 10878, 18130, 27195, 54390]

約数ペア:

[(1, 54390), (2, 27195), (3, 18130), (5, 10878), (6, 9065), (7, 7770), (10, 5439), (14, 3885), (15, 3626), (21, 2590), (30, 1813), (35, 1554), (37, 1470), (42, 1295), (49, 1110), (70, 777), (74, 735), (98, 555), (105, 518), (111, 490), (147, 370), (185, 294), (210, 259), (222, 245)]