201963920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 530323200

約数和(自身を除く): 328359280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 53, 76, 80, 92, 95, 106, 109, 115, 152, 184, 190, 212, 218, 230, 265, 304, 368, 380, 424, 436, 437, 460, 530, 545, 760, 848, 872, 874, 920, 1007, 1060, 1090, 1219, 1520, 1744, 1748, 1840, 2014, 2071, 2120, 2180, 2185, 2438, 2507, 3496, 4028, 4142, 4240, 4360, 4370, 4876, 5014, 5035, 5777, 6095, 6992, 8056, 8284, 8720, 8740, 9752, 10028, 10070, 10355, 11554, 12190, 12535, 16112, 16568, 17480, 19504, 20056, 20140, 20710, 23108, 23161, 24380, 25070, 28885, 33136, 34960, 40112, 40280, 41420, 46216, 46322, 47633, 48760, 50140, 57770, 80560, 82840, 92432, 92644, 95266, 97520, 100280, 109763, 115540, 115805, 132871, 165680, 185288, 190532, 200560, 219526, 231080, 231610, 238165, 265742, 370576, 381064, 439052, 462160, 463220, 476330, 531484, 548815, 664355, 762128, 878104, 926440, 952660, 1062968, 1097630, 1328710, 1756208, 1852880, 1905320, 2125936, 2195260, 2524549, 2657420, 3810640, 4390520, 5049098, 5314840, 8781040, 10098196, 10629680, 12622745, 20196392, 25245490, 40392784, 50490980, 100981960, 201963920]

約数ペア:

[(1, 201963920), (2, 100981960), (4, 50490980), (5, 40392784), (8, 25245490), (10, 20196392), (16, 12622745), (19, 10629680), (20, 10098196), (23, 8781040), (38, 5314840), (40, 5049098), (46, 4390520), (53, 3810640), (76, 2657420), (80, 2524549), (92, 2195260), (95, 2125936), (106, 1905320), (109, 1852880), (115, 1756208), (152, 1328710), (184, 1097630), (190, 1062968), (212, 952660), (218, 926440), (230, 878104), (265, 762128), (304, 664355), (368, 548815), (380, 531484), (424, 476330), (436, 463220), (437, 462160), (460, 439052), (530, 381064), (545, 370576), (760, 265742), (848, 238165), (872, 231610), (874, 231080), (920, 219526), (1007, 200560), (1060, 190532), (1090, 185288), (1219, 165680), (1520, 132871), (1744, 115805), (1748, 115540), (1840, 109763), (2014, 100280), (2071, 97520), (2120, 95266), (2180, 92644), (2185, 92432), (2438, 82840), (2507, 80560), (3496, 57770), (4028, 50140), (4142, 48760), (4240, 47633), (4360, 46322), (4370, 46216), (4876, 41420), (5014, 40280), (5035, 40112), (5777, 34960), (6095, 33136), (6992, 28885), (8056, 25070), (8284, 24380), (8720, 23161), (8740, 23108), (9752, 20710), (10028, 20140), (10070, 20056), (10355, 19504), (11554, 17480), (12190, 16568), (12535, 16112)]