278521128

素因数分解:

$2^3\times 3^2\times {\mathrm{1223}}^1\times {\mathrm{3163}}^1$

素因数の和:4398

約数の個数: 48

約数和(自身を含む): 755183520

約数和(自身を除く): 476662392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1223, 2446, 3163, 3669, 4892, 6326, 7338, 9489, 9784, 11007, 12652, 14676, 18978, 22014, 25304, 28467, 29352, 37956, 44028, 56934, 75912, 88056, 113868, 227736, 3868349, 7736698, 11605047, 15473396, 23210094, 30946792, 34815141, 46420188, 69630282, 92840376, 139260564, 278521128]

約数ペア:

[(1, 278521128), (2, 139260564), (3, 92840376), (4, 69630282), (6, 46420188), (8, 34815141), (9, 30946792), (12, 23210094), (18, 15473396), (24, 11605047), (36, 7736698), (72, 3868349), (1223, 227736), (2446, 113868), (3163, 88056), (3669, 75912), (4892, 56934), (6326, 44028), (7338, 37956), (9489, 29352), (9784, 28467), (11007, 25304), (12652, 22014), (14676, 18978)]