131444880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{78241}}^1$

素因数の和:78264

約数の個数: 80

約数和(自身を含む): 465696384

約数和(自身を除く): 334251504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 78241, 156482, 234723, 312964, 391205, 469446, 547687, 625928, 782410, 938892, 1095374, 1173615, 1251856, 1564820, 1643061, 1877784, 2190748, 2347230, 2738435, 3129640, 3286122, 3755568, 4381496, 4694460, 5476870, 6259280, 6572244, 8215305, 8762992, 9388920, 10953740, 13144488, 16430610, 18777840, 21907480, 26288976, 32861220, 43814960, 65722440, 131444880]

約数ペア:

[(1, 131444880), (2, 65722440), (3, 43814960), (4, 32861220), (5, 26288976), (6, 21907480), (7, 18777840), (8, 16430610), (10, 13144488), (12, 10953740), (14, 9388920), (15, 8762992), (16, 8215305), (20, 6572244), (21, 6259280), (24, 5476870), (28, 4694460), (30, 4381496), (35, 3755568), (40, 3286122), (42, 3129640), (48, 2738435), (56, 2347230), (60, 2190748), (70, 1877784), (80, 1643061), (84, 1564820), (105, 1251856), (112, 1173615), (120, 1095374), (140, 938892), (168, 782410), (210, 625928), (240, 547687), (280, 469446), (336, 391205), (420, 312964), (560, 234723), (840, 156482), (1680, 78241)]