1279463780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2017}}^1$

素因数の和:2253

約数の個数: 96

約数和(自身を含む): 3222084096

約数和(自身を除く): 1942620316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 197, 230, 322, 394, 460, 644, 788, 805, 985, 1379, 1610, 1970, 2017, 2758, 3220, 3940, 4034, 4531, 5516, 6895, 8068, 9062, 10085, 13790, 14119, 18124, 20170, 22655, 27580, 28238, 31717, 40340, 45310, 46391, 56476, 63434, 70595, 90620, 92782, 126868, 141190, 158585, 185564, 231955, 282380, 317170, 324737, 397349, 463910, 634340, 649474, 794698, 927820, 1298948, 1589396, 1623685, 1986745, 2781443, 3247370, 3973490, 5562886, 6494740, 7946980, 9139027, 11125772, 13907215, 18278054, 27814430, 36556108, 45695135, 55628860, 63973189, 91390270, 127946378, 182780540, 255892756, 319865945, 639731890, 1279463780]

約数ペア:

[(1, 1279463780), (2, 639731890), (4, 319865945), (5, 255892756), (7, 182780540), (10, 127946378), (14, 91390270), (20, 63973189), (23, 55628860), (28, 45695135), (35, 36556108), (46, 27814430), (70, 18278054), (92, 13907215), (115, 11125772), (140, 9139027), (161, 7946980), (197, 6494740), (230, 5562886), (322, 3973490), (394, 3247370), (460, 2781443), (644, 1986745), (788, 1623685), (805, 1589396), (985, 1298948), (1379, 927820), (1610, 794698), (1970, 649474), (2017, 634340), (2758, 463910), (3220, 397349), (3940, 324737), (4034, 317170), (4531, 282380), (5516, 231955), (6895, 185564), (8068, 158585), (9062, 141190), (10085, 126868), (13790, 92782), (14119, 90620), (18124, 70595), (20170, 63434), (22655, 56476), (27580, 46391), (28238, 45310), (31717, 40340)]