39690

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2$

素因数の和:33

約数の個数: 60

約数和(自身を含む): 124146

約数和(自身を除く): 84456

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 378, 405, 441, 490, 567, 630, 735, 810, 882, 945, 1134, 1323, 1470, 1890, 2205, 2646, 2835, 3969, 4410, 5670, 6615, 7938, 13230, 19845, 39690]

約数ペア:

[(1, 39690), (2, 19845), (3, 13230), (5, 7938), (6, 6615), (7, 5670), (9, 4410), (10, 3969), (14, 2835), (15, 2646), (18, 2205), (21, 1890), (27, 1470), (30, 1323), (35, 1134), (42, 945), (45, 882), (49, 810), (54, 735), (63, 630), (70, 567), (81, 490), (90, 441), (98, 405), (105, 378), (126, 315), (135, 294), (147, 270), (162, 245), (189, 210)]