720831456

素因数分解:

$2^5\times 3^2\times {\mathrm{673}}^1\times {\mathrm{3719}}^1$

素因数の和:4408

約数の個数: 72

約数和(自身を含む): 2053462320

約数和(自身を除く): 1332630864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 673, 1346, 2019, 2692, 3719, 4038, 5384, 6057, 7438, 8076, 10768, 11157, 12114, 14876, 16152, 21536, 22314, 24228, 29752, 32304, 33471, 44628, 48456, 59504, 64608, 66942, 89256, 96912, 119008, 133884, 178512, 193824, 267768, 357024, 535536, 1071072, 2502887, 5005774, 7508661, 10011548, 15017322, 20023096, 22525983, 30034644, 40046192, 45051966, 60069288, 80092384, 90103932, 120138576, 180207864, 240277152, 360415728, 720831456]

約数ペア:

[(1, 720831456), (2, 360415728), (3, 240277152), (4, 180207864), (6, 120138576), (8, 90103932), (9, 80092384), (12, 60069288), (16, 45051966), (18, 40046192), (24, 30034644), (32, 22525983), (36, 20023096), (48, 15017322), (72, 10011548), (96, 7508661), (144, 5005774), (288, 2502887), (673, 1071072), (1346, 535536), (2019, 357024), (2692, 267768), (3719, 193824), (4038, 178512), (5384, 133884), (6057, 119008), (7438, 96912), (8076, 89256), (10768, 66942), (11157, 64608), (12114, 59504), (14876, 48456), (16152, 44628), (21536, 33471), (22314, 32304), (24228, 29752)]