78495540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4127}}^1$

素因数の和:4456

約数の個数: 48

約数和(自身を含む): 220534272

約数和(自身を除く): 142038732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 951, 1268, 1585, 1902, 3170, 3804, 4127, 4755, 6340, 8254, 9510, 12381, 16508, 19020, 20635, 24762, 41270, 49524, 61905, 82540, 123810, 247620, 1308259, 2616518, 3924777, 5233036, 6541295, 7849554, 13082590, 15699108, 19623885, 26165180, 39247770, 78495540]

約数ペア:

[(1, 78495540), (2, 39247770), (3, 26165180), (4, 19623885), (5, 15699108), (6, 13082590), (10, 7849554), (12, 6541295), (15, 5233036), (20, 3924777), (30, 2616518), (60, 1308259), (317, 247620), (634, 123810), (951, 82540), (1268, 61905), (1585, 49524), (1902, 41270), (3170, 24762), (3804, 20635), (4127, 19020), (4755, 16508), (6340, 12381), (8254, 9510)]