256218912

素因数分解:

$2^5\times 3^2\times {\mathrm{113}}^1\times {\mathrm{7873}}^1$

素因数の和:8002

約数の個数: 72

約数和(自身を含む): 735163884

約数和(自身を除く): 478944972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 144, 226, 288, 339, 452, 678, 904, 1017, 1356, 1808, 2034, 2712, 3616, 4068, 5424, 7873, 8136, 10848, 15746, 16272, 23619, 31492, 32544, 47238, 62984, 70857, 94476, 125968, 141714, 188952, 251936, 283428, 377904, 566856, 755808, 889649, 1133712, 1779298, 2267424, 2668947, 3558596, 5337894, 7117192, 8006841, 10675788, 14234384, 16013682, 21351576, 28468768, 32027364, 42703152, 64054728, 85406304, 128109456, 256218912]

約数ペア:

[(1, 256218912), (2, 128109456), (3, 85406304), (4, 64054728), (6, 42703152), (8, 32027364), (9, 28468768), (12, 21351576), (16, 16013682), (18, 14234384), (24, 10675788), (32, 8006841), (36, 7117192), (48, 5337894), (72, 3558596), (96, 2668947), (113, 2267424), (144, 1779298), (226, 1133712), (288, 889649), (339, 755808), (452, 566856), (678, 377904), (904, 283428), (1017, 251936), (1356, 188952), (1808, 141714), (2034, 125968), (2712, 94476), (3616, 70857), (4068, 62984), (5424, 47238), (7873, 32544), (8136, 31492), (10848, 23619), (15746, 16272)]