289125060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{688393}}^1$

素因数の和:688412

約数の個数: 48

約数和(自身を含む): 925201536

約数和(自身を除く): 636076476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 688393, 1376786, 2065179, 2753572, 3441965, 4130358, 4818751, 6883930, 8260716, 9637502, 10325895, 13767860, 14456253, 19275004, 20651790, 24093755, 28912506, 41303580, 48187510, 57825012, 72281265, 96375020, 144562530, 289125060]

約数ペア:

[(1, 289125060), (2, 144562530), (3, 96375020), (4, 72281265), (5, 57825012), (6, 48187510), (7, 41303580), (10, 28912506), (12, 24093755), (14, 20651790), (15, 19275004), (20, 14456253), (21, 13767860), (28, 10325895), (30, 9637502), (35, 8260716), (42, 6883930), (60, 4818751), (70, 4130358), (84, 3441965), (105, 2753572), (140, 2065179), (210, 1376786), (420, 688393)]