28874448

素因数分解:

$2^4\times 3^3\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:857

約数の個数: 80

約数和(自身を含む): 83923200

約数和(自身を除く): 55048752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 89, 108, 144, 178, 216, 267, 356, 432, 534, 712, 751, 801, 1068, 1424, 1502, 1602, 2136, 2253, 2403, 3004, 3204, 4272, 4506, 4806, 6008, 6408, 6759, 9012, 9612, 12016, 12816, 13518, 18024, 19224, 20277, 27036, 36048, 38448, 40554, 54072, 66839, 81108, 108144, 133678, 162216, 200517, 267356, 324432, 401034, 534712, 601551, 802068, 1069424, 1203102, 1604136, 1804653, 2406204, 3208272, 3609306, 4812408, 7218612, 9624816, 14437224, 28874448]

約数ペア:

[(1, 28874448), (2, 14437224), (3, 9624816), (4, 7218612), (6, 4812408), (8, 3609306), (9, 3208272), (12, 2406204), (16, 1804653), (18, 1604136), (24, 1203102), (27, 1069424), (36, 802068), (48, 601551), (54, 534712), (72, 401034), (89, 324432), (108, 267356), (144, 200517), (178, 162216), (216, 133678), (267, 108144), (356, 81108), (432, 66839), (534, 54072), (712, 40554), (751, 38448), (801, 36048), (1068, 27036), (1424, 20277), (1502, 19224), (1602, 18024), (2136, 13518), (2253, 12816), (2403, 12016), (3004, 9612), (3204, 9012), (4272, 6759), (4506, 6408), (4806, 6008)]