390051760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5237}}^1$

素因数の和:5283

約数の個数: 120

約数和(自身を含む): 1110665520

約数和(自身を除く): 720613760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5237, 5320, 7448, 9310, 10474, 10640, 14896, 18620, 20948, 26185, 36659, 37240, 41896, 52370, 73318, 74480, 83792, 99503, 104740, 146636, 183295, 199006, 209480, 256613, 293272, 366590, 398012, 418960, 497515, 513226, 586544, 696521, 733180, 796024, 995030, 1026452, 1283065, 1393042, 1466360, 1592048, 1990060, 2052904, 2566130, 2786084, 2932720, 3482605, 3980120, 4105808, 4875647, 5132260, 5572168, 6965210, 7960240, 9751294, 10264520, 11144336, 13930420, 19502588, 20529040, 24378235, 27860840, 39005176, 48756470, 55721680, 78010352, 97512940, 195025880, 390051760]

約数ペア:

[(1, 390051760), (2, 195025880), (4, 97512940), (5, 78010352), (7, 55721680), (8, 48756470), (10, 39005176), (14, 27860840), (16, 24378235), (19, 20529040), (20, 19502588), (28, 13930420), (35, 11144336), (38, 10264520), (40, 9751294), (49, 7960240), (56, 6965210), (70, 5572168), (76, 5132260), (80, 4875647), (95, 4105808), (98, 3980120), (112, 3482605), (133, 2932720), (140, 2786084), (152, 2566130), (190, 2052904), (196, 1990060), (245, 1592048), (266, 1466360), (280, 1393042), (304, 1283065), (380, 1026452), (392, 995030), (490, 796024), (532, 733180), (560, 696521), (665, 586544), (760, 513226), (784, 497515), (931, 418960), (980, 398012), (1064, 366590), (1330, 293272), (1520, 256613), (1862, 209480), (1960, 199006), (2128, 183295), (2660, 146636), (3724, 104740), (3920, 99503), (4655, 83792), (5237, 74480), (5320, 73318), (7448, 52370), (9310, 41896), (10474, 37240), (10640, 36659), (14896, 26185), (18620, 20948)]