289789696

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 706406400

約数和(自身を除く): 416616704

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 79, 89, 92, 112, 128, 158, 161, 178, 184, 224, 256, 316, 322, 356, 368, 448, 553, 623, 632, 644, 712, 736, 896, 1106, 1246, 1264, 1288, 1424, 1472, 1792, 1817, 2047, 2212, 2492, 2528, 2576, 2848, 2944, 3634, 4094, 4424, 4984, 5056, 5152, 5696, 5888, 7031, 7268, 8188, 8848, 9968, 10112, 10304, 11392, 12719, 14062, 14329, 14536, 16376, 17696, 19936, 20224, 20608, 22784, 25438, 28124, 28658, 29072, 32752, 35392, 39872, 41216, 49217, 50876, 56248, 57316, 58144, 65504, 70784, 79744, 98434, 101752, 112496, 114632, 116288, 131008, 141568, 159488, 161713, 196868, 203504, 224992, 229264, 232576, 262016, 323426, 393736, 407008, 449984, 458528, 465152, 524032, 646852, 787472, 814016, 899968, 917056, 1131991, 1293704, 1574944, 1628032, 1799936, 1834112, 2263982, 2587408, 3149888, 3256064, 3668224, 4527964, 5174816, 6299776, 9055928, 10349632, 12599552, 18111856, 20699264, 36223712, 41398528, 72447424, 144894848, 289789696]

約数ペア:

[(1, 289789696), (2, 144894848), (4, 72447424), (7, 41398528), (8, 36223712), (14, 20699264), (16, 18111856), (23, 12599552), (28, 10349632), (32, 9055928), (46, 6299776), (56, 5174816), (64, 4527964), (79, 3668224), (89, 3256064), (92, 3149888), (112, 2587408), (128, 2263982), (158, 1834112), (161, 1799936), (178, 1628032), (184, 1574944), (224, 1293704), (256, 1131991), (316, 917056), (322, 899968), (356, 814016), (368, 787472), (448, 646852), (553, 524032), (623, 465152), (632, 458528), (644, 449984), (712, 407008), (736, 393736), (896, 323426), (1106, 262016), (1246, 232576), (1264, 229264), (1288, 224992), (1424, 203504), (1472, 196868), (1792, 161713), (1817, 159488), (2047, 141568), (2212, 131008), (2492, 116288), (2528, 114632), (2576, 112496), (2848, 101752), (2944, 98434), (3634, 79744), (4094, 70784), (4424, 65504), (4984, 58144), (5056, 57316), (5152, 56248), (5696, 50876), (5888, 49217), (7031, 41216), (7268, 39872), (8188, 35392), (8848, 32752), (9968, 29072), (10112, 28658), (10304, 28124), (11392, 25438), (12719, 22784), (14062, 20608), (14329, 20224), (14536, 19936), (16376, 17696)]