90991008

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{1637}}^1$

素因数の和:1846

約数の個数: 72

約数和(自身を含む): 260255268

約数和(自身を除く): 169264260

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 386, 579, 772, 1158, 1544, 1637, 1737, 2316, 3088, 3274, 3474, 4632, 4911, 6176, 6548, 6948, 9264, 9822, 13096, 13896, 14733, 18528, 19644, 26192, 27792, 29466, 39288, 52384, 55584, 58932, 78576, 117864, 157152, 235728, 315941, 471456, 631882, 947823, 1263764, 1895646, 2527528, 2843469, 3791292, 5055056, 5686938, 7582584, 10110112, 11373876, 15165168, 22747752, 30330336, 45495504, 90991008]

約数ペア:

[(1, 90991008), (2, 45495504), (3, 30330336), (4, 22747752), (6, 15165168), (8, 11373876), (9, 10110112), (12, 7582584), (16, 5686938), (18, 5055056), (24, 3791292), (32, 2843469), (36, 2527528), (48, 1895646), (72, 1263764), (96, 947823), (144, 631882), (193, 471456), (288, 315941), (386, 235728), (579, 157152), (772, 117864), (1158, 78576), (1544, 58932), (1637, 55584), (1737, 52384), (2316, 39288), (3088, 29466), (3274, 27792), (3474, 26192), (4632, 19644), (4911, 18528), (6176, 14733), (6548, 13896), (6948, 13096), (9264, 9822)]