198906456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 587865600

約数和(自身を除く): 388959144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 89, 106, 159, 168, 178, 212, 251, 267, 318, 356, 371, 424, 502, 534, 623, 636, 712, 742, 753, 1004, 1068, 1113, 1246, 1272, 1484, 1506, 1757, 1869, 2008, 2136, 2226, 2492, 2968, 3012, 3514, 3738, 4452, 4717, 4984, 5271, 6024, 7028, 7476, 8904, 9434, 10542, 13303, 14056, 14151, 14952, 18868, 21084, 22339, 26606, 28302, 33019, 37736, 39909, 42168, 44678, 53212, 56604, 66038, 67017, 79818, 89356, 93121, 99057, 106424, 113208, 132076, 134034, 156373, 159636, 178712, 186242, 198114, 264152, 268068, 279363, 312746, 319272, 372484, 396228, 469119, 536136, 558726, 625492, 744968, 792456, 938238, 1117452, 1183967, 1250984, 1876476, 2234904, 2367934, 3551901, 3752952, 4735868, 7103802, 8287769, 9471736, 14207604, 16575538, 24863307, 28415208, 33151076, 49726614, 66302152, 99453228, 198906456]

約数ペア:

[(1, 198906456), (2, 99453228), (3, 66302152), (4, 49726614), (6, 33151076), (7, 28415208), (8, 24863307), (12, 16575538), (14, 14207604), (21, 9471736), (24, 8287769), (28, 7103802), (42, 4735868), (53, 3752952), (56, 3551901), (84, 2367934), (89, 2234904), (106, 1876476), (159, 1250984), (168, 1183967), (178, 1117452), (212, 938238), (251, 792456), (267, 744968), (318, 625492), (356, 558726), (371, 536136), (424, 469119), (502, 396228), (534, 372484), (623, 319272), (636, 312746), (712, 279363), (742, 268068), (753, 264152), (1004, 198114), (1068, 186242), (1113, 178712), (1246, 159636), (1272, 156373), (1484, 134034), (1506, 132076), (1757, 113208), (1869, 106424), (2008, 99057), (2136, 93121), (2226, 89356), (2492, 79818), (2968, 67017), (3012, 66038), (3514, 56604), (3738, 53212), (4452, 44678), (4717, 42168), (4984, 39909), (5271, 37736), (6024, 33019), (7028, 28302), (7476, 26606), (8904, 22339), (9434, 21084), (10542, 18868), (13303, 14952), (14056, 14151)]