78197490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{124123}}^1$

素因数の和:124143

約数の個数: 48

約数和(自身を含む): 232360128

約数和(自身を除く): 154162638

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 124123, 248246, 372369, 620615, 744738, 868861, 1117107, 1241230, 1737722, 1861845, 2234214, 2606583, 3723690, 4344305, 5213166, 5585535, 7819749, 8688610, 11171070, 13032915, 15639498, 26065830, 39098745, 78197490]

約数ペア:

[(1, 78197490), (2, 39098745), (3, 26065830), (5, 15639498), (6, 13032915), (7, 11171070), (9, 8688610), (10, 7819749), (14, 5585535), (15, 5213166), (18, 4344305), (21, 3723690), (30, 2606583), (35, 2234214), (42, 1861845), (45, 1737722), (63, 1241230), (70, 1117107), (90, 868861), (105, 744738), (126, 620615), (210, 372369), (315, 248246), (630, 124123)]