131364660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{312773}}^1$

素因数の和:312792

約数の個数: 48

約数和(自身を含む): 420368256

約数和(自身を除く): 289003596

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, 312773, 625546, 938319, 1251092, 1563865, 1876638, 2189411, 3127730, 3753276, 4378822, 4691595, 6255460, 6568233, 8757644, 9383190, 10947055, 13136466, 18766380, 21894110, 26272932, 32841165, 43788220, 65682330, 131364660]

約数ペア:

[(1, 131364660), (2, 65682330), (3, 43788220), (4, 32841165), (5, 26272932), (6, 21894110), (7, 18766380), (10, 13136466), (12, 10947055), (14, 9383190), (15, 8757644), (20, 6568233), (21, 6255460), (28, 4691595), (30, 4378822), (35, 3753276), (42, 3127730), (60, 2189411), (70, 1876638), (84, 1563865), (105, 1251092), (140, 938319), (210, 625546), (420, 312773)]