209220130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 444165120

約数和(自身を除く): 234944990

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 269, 271, 287, 410, 538, 542, 574, 1345, 1355, 1435, 1883, 1897, 2690, 2710, 2870, 3766, 3794, 9415, 9485, 11029, 11111, 18830, 18970, 22058, 22222, 55145, 55555, 72899, 77203, 77777, 110290, 111110, 145798, 154406, 155554, 364495, 386015, 388885, 510293, 728990, 772030, 777770, 1020586, 2551465, 2988859, 5102930, 5977718, 14944295, 20922013, 29888590, 41844026, 104610065, 209220130]

約数ペア:

[(1, 209220130), (2, 104610065), (5, 41844026), (7, 29888590), (10, 20922013), (14, 14944295), (35, 5977718), (41, 5102930), (70, 2988859), (82, 2551465), (205, 1020586), (269, 777770), (271, 772030), (287, 728990), (410, 510293), (538, 388885), (542, 386015), (574, 364495), (1345, 155554), (1355, 154406), (1435, 145798), (1883, 111110), (1897, 110290), (2690, 77777), (2710, 77203), (2870, 72899), (3766, 55555), (3794, 55145), (9415, 22222), (9485, 22058), (11029, 18970), (11111, 18830)]