272218990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 520934400

約数和(自身を除く): 248715410

約数列:

[1, 2, 5, 10, 37, 67, 74, 79, 134, 139, 158, 185, 278, 335, 370, 395, 670, 695, 790, 1390, 2479, 2923, 4958, 5143, 5293, 5846, 9313, 10286, 10586, 10981, 12395, 14615, 18626, 21962, 24790, 25715, 26465, 29230, 46565, 51430, 52930, 54905, 93130, 109810, 195841, 344581, 391682, 406297, 689162, 735727, 812594, 979205, 1471454, 1722905, 1958410, 2031485, 3445810, 3678635, 4062970, 7357270, 27221899, 54443798, 136109495, 272218990]

約数ペア:

[(1, 272218990), (2, 136109495), (5, 54443798), (10, 27221899), (37, 7357270), (67, 4062970), (74, 3678635), (79, 3445810), (134, 2031485), (139, 1958410), (158, 1722905), (185, 1471454), (278, 979205), (335, 812594), (370, 735727), (395, 689162), (670, 406297), (695, 391682), (790, 344581), (1390, 195841), (2479, 109810), (2923, 93130), (4958, 54905), (5143, 52930), (5293, 51430), (5846, 46565), (9313, 29230), (10286, 26465), (10586, 25715), (10981, 24790), (12395, 21962), (14615, 18626)]