821964320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2129}}^1$

素因数の和:2290

約数の個数: 96

約数和(自身を含む): 2061158400

約数和(自身を除く): 1239194080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 127, 152, 160, 190, 254, 304, 380, 508, 608, 635, 760, 1016, 1270, 1520, 2032, 2129, 2413, 2540, 3040, 4064, 4258, 4826, 5080, 8516, 9652, 10160, 10645, 12065, 17032, 19304, 20320, 21290, 24130, 34064, 38608, 40451, 42580, 48260, 68128, 77216, 80902, 85160, 96520, 161804, 170320, 193040, 202255, 270383, 323608, 340640, 386080, 404510, 540766, 647216, 809020, 1081532, 1294432, 1351915, 1618040, 2163064, 2703830, 3236080, 4326128, 5137277, 5407660, 6472160, 8652256, 10274554, 10815320, 20549108, 21630640, 25686385, 41098216, 43261280, 51372770, 82196432, 102745540, 164392864, 205491080, 410982160, 821964320]

約数ペア:

[(1, 821964320), (2, 410982160), (4, 205491080), (5, 164392864), (8, 102745540), (10, 82196432), (16, 51372770), (19, 43261280), (20, 41098216), (32, 25686385), (38, 21630640), (40, 20549108), (76, 10815320), (80, 10274554), (95, 8652256), (127, 6472160), (152, 5407660), (160, 5137277), (190, 4326128), (254, 3236080), (304, 2703830), (380, 2163064), (508, 1618040), (608, 1351915), (635, 1294432), (760, 1081532), (1016, 809020), (1270, 647216), (1520, 540766), (2032, 404510), (2129, 386080), (2413, 340640), (2540, 323608), (3040, 270383), (4064, 202255), (4258, 193040), (4826, 170320), (5080, 161804), (8516, 96520), (9652, 85160), (10160, 80902), (10645, 77216), (12065, 68128), (17032, 48260), (19304, 42580), (20320, 40451), (21290, 38608), (24130, 34064)]