28706976

素因数分解:

$2^5\times 3^2\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:658

約数の個数: 72

約数和(自身を含む): 82162080

約数和(自身を除く): 53455104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 263, 288, 379, 526, 758, 789, 1052, 1137, 1516, 1578, 2104, 2274, 2367, 3032, 3156, 3411, 4208, 4548, 4734, 6064, 6312, 6822, 8416, 9096, 9468, 12128, 12624, 13644, 18192, 18936, 25248, 27288, 36384, 37872, 54576, 75744, 99677, 109152, 199354, 299031, 398708, 598062, 797416, 897093, 1196124, 1594832, 1794186, 2392248, 3189664, 3588372, 4784496, 7176744, 9568992, 14353488, 28706976]

約数ペア:

[(1, 28706976), (2, 14353488), (3, 9568992), (4, 7176744), (6, 4784496), (8, 3588372), (9, 3189664), (12, 2392248), (16, 1794186), (18, 1594832), (24, 1196124), (32, 897093), (36, 797416), (48, 598062), (72, 398708), (96, 299031), (144, 199354), (263, 109152), (288, 99677), (379, 75744), (526, 54576), (758, 37872), (789, 36384), (1052, 27288), (1137, 25248), (1516, 18936), (1578, 18192), (2104, 13644), (2274, 12624), (2367, 12128), (3032, 9468), (3156, 9096), (3411, 8416), (4208, 6822), (4548, 6312), (4734, 6064)]