1261019968

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:616

約数の個数: 112

約数和(自身を含む): 2857032640

約数和(自身を除く): 1596012672

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 241, 247, 304, 331, 416, 482, 494, 608, 662, 832, 964, 988, 1216, 1324, 1928, 1976, 2648, 3133, 3856, 3952, 4303, 4579, 5296, 6266, 6289, 7712, 7904, 8606, 9158, 10592, 12532, 12578, 15424, 15808, 17212, 18316, 21184, 25064, 25156, 34424, 36632, 50128, 50312, 59527, 68848, 73264, 79771, 81757, 100256, 100624, 119054, 137696, 146528, 159542, 163514, 200512, 201248, 238108, 275392, 293056, 319084, 327028, 402496, 476216, 638168, 654056, 952432, 1037023, 1276336, 1308112, 1515649, 1904864, 2074046, 2552672, 2616224, 3031298, 3809728, 4148092, 5105344, 5232448, 6062596, 8296184, 12125192, 16592368, 19703437, 24250384, 33184736, 39406874, 48500768, 66369472, 78813748, 97001536, 157627496, 315254992, 630509984, 1261019968]

約数ペア:

[(1, 1261019968), (2, 630509984), (4, 315254992), (8, 157627496), (13, 97001536), (16, 78813748), (19, 66369472), (26, 48500768), (32, 39406874), (38, 33184736), (52, 24250384), (64, 19703437), (76, 16592368), (104, 12125192), (152, 8296184), (208, 6062596), (241, 5232448), (247, 5105344), (304, 4148092), (331, 3809728), (416, 3031298), (482, 2616224), (494, 2552672), (608, 2074046), (662, 1904864), (832, 1515649), (964, 1308112), (988, 1276336), (1216, 1037023), (1324, 952432), (1928, 654056), (1976, 638168), (2648, 476216), (3133, 402496), (3856, 327028), (3952, 319084), (4303, 293056), (4579, 275392), (5296, 238108), (6266, 201248), (6289, 200512), (7712, 163514), (7904, 159542), (8606, 146528), (9158, 137696), (10592, 119054), (12532, 100624), (12578, 100256), (15424, 81757), (15808, 79771), (17212, 73264), (18316, 68848), (21184, 59527), (25064, 50312), (25156, 50128), (34424, 36632)]