201991928432

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{463}}^1\times {\mathrm{467}}^1$

素因数の和:1403

約数の個数: 160

約数和(自身を含む): 473912524800

約数和(自身を除く): 271920596368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 439, 463, 467, 532, 878, 926, 934, 1064, 1756, 1852, 1868, 2128, 3073, 3241, 3269, 3512, 3704, 3736, 6146, 6482, 6538, 7024, 7408, 7472, 8341, 8797, 8873, 12292, 12964, 13076, 16682, 17594, 17746, 24584, 25928, 26152, 33364, 35188, 35492, 49168, 51856, 52304, 58387, 61579, 62111, 66728, 70376, 70984, 116774, 123158, 124222, 133456, 140752, 141968, 203257, 205013, 216221, 233548, 246316, 248444, 406514, 410026, 432442, 467096, 492632, 496888, 813028, 820052, 864884, 934192, 985264, 993776, 1422799, 1435091, 1513547, 1626056, 1640104, 1729768, 2845598, 2870182, 3027094, 3252112, 3280208, 3459536, 3861883, 3895247, 4108199, 5691196, 5740364, 6054188, 7723766, 7790494, 8216398, 11382392, 11480728, 12108376, 15447532, 15580988, 16432796, 22764784, 22961456, 24216752, 27033181, 27266729, 28757393, 30895064, 31161976, 32865592, 54066362, 54533458, 57514786, 61790128, 62323952, 65731184, 94921019, 108132724, 109066916, 115029572, 189842038, 216265448, 218133832, 230059144, 379684076, 432530896, 436267664, 460118288, 664447133, 759368152, 1328894266, 1518736304, 1803499361, 2657788532, 3606998722, 5315577064, 7213997444, 10631154128, 12624495527, 14427994888, 25248991054, 28855989776, 50497982108, 100995964216, 201991928432]

約数ペア:

[(1, 201991928432), (2, 100995964216), (4, 50497982108), (7, 28855989776), (8, 25248991054), (14, 14427994888), (16, 12624495527), (19, 10631154128), (28, 7213997444), (38, 5315577064), (56, 3606998722), (76, 2657788532), (112, 1803499361), (133, 1518736304), (152, 1328894266), (266, 759368152), (304, 664447133), (439, 460118288), (463, 436267664), (467, 432530896), (532, 379684076), (878, 230059144), (926, 218133832), (934, 216265448), (1064, 189842038), (1756, 115029572), (1852, 109066916), (1868, 108132724), (2128, 94921019), (3073, 65731184), (3241, 62323952), (3269, 61790128), (3512, 57514786), (3704, 54533458), (3736, 54066362), (6146, 32865592), (6482, 31161976), (6538, 30895064), (7024, 28757393), (7408, 27266729), (7472, 27033181), (8341, 24216752), (8797, 22961456), (8873, 22764784), (12292, 16432796), (12964, 15580988), (13076, 15447532), (16682, 12108376), (17594, 11480728), (17746, 11382392), (24584, 8216398), (25928, 7790494), (26152, 7723766), (33364, 6054188), (35188, 5740364), (35492, 5691196), (49168, 4108199), (51856, 3895247), (52304, 3861883), (58387, 3459536), (61579, 3280208), (62111, 3252112), (66728, 3027094), (70376, 2870182), (70984, 2845598), (116774, 1729768), (123158, 1640104), (124222, 1626056), (133456, 1513547), (140752, 1435091), (141968, 1422799), (203257, 993776), (205013, 985264), (216221, 934192), (233548, 864884), (246316, 820052), (248444, 813028), (406514, 496888), (410026, 492632), (432442, 467096)]