258439968

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 144

約数和(自身を含む): 766846080

約数和(自身を除く): 508406112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 79, 96, 111, 144, 148, 158, 222, 237, 288, 296, 307, 316, 333, 444, 474, 592, 614, 632, 666, 711, 888, 921, 948, 1184, 1228, 1264, 1332, 1422, 1776, 1842, 1896, 2456, 2528, 2664, 2763, 2844, 2923, 3552, 3684, 3792, 4912, 5328, 5526, 5688, 5846, 7368, 7584, 8769, 9824, 10656, 11052, 11359, 11376, 11692, 14736, 17538, 22104, 22718, 22752, 23384, 24253, 26307, 29472, 34077, 35076, 44208, 45436, 46768, 48506, 52614, 68154, 70152, 72759, 88416, 90872, 93536, 97012, 102231, 105228, 136308, 140304, 145518, 181744, 194024, 204462, 210456, 218277, 272616, 280608, 291036, 363488, 388048, 408924, 420912, 436554, 545232, 582072, 776096, 817848, 841824, 873108, 897361, 1090464, 1164144, 1635696, 1746216, 1794722, 2328288, 2692083, 3271392, 3492432, 3589444, 5384166, 6984864, 7178888, 8076249, 10768332, 14357776, 16152498, 21536664, 28715552, 32304996, 43073328, 64609992, 86146656, 129219984, 258439968]

約数ペア:

[(1, 258439968), (2, 129219984), (3, 86146656), (4, 64609992), (6, 43073328), (8, 32304996), (9, 28715552), (12, 21536664), (16, 16152498), (18, 14357776), (24, 10768332), (32, 8076249), (36, 7178888), (37, 6984864), (48, 5384166), (72, 3589444), (74, 3492432), (79, 3271392), (96, 2692083), (111, 2328288), (144, 1794722), (148, 1746216), (158, 1635696), (222, 1164144), (237, 1090464), (288, 897361), (296, 873108), (307, 841824), (316, 817848), (333, 776096), (444, 582072), (474, 545232), (592, 436554), (614, 420912), (632, 408924), (666, 388048), (711, 363488), (888, 291036), (921, 280608), (948, 272616), (1184, 218277), (1228, 210456), (1264, 204462), (1332, 194024), (1422, 181744), (1776, 145518), (1842, 140304), (1896, 136308), (2456, 105228), (2528, 102231), (2664, 97012), (2763, 93536), (2844, 90872), (2923, 88416), (3552, 72759), (3684, 70152), (3792, 68154), (4912, 52614), (5328, 48506), (5526, 46768), (5688, 45436), (5846, 44208), (7368, 35076), (7584, 34077), (8769, 29472), (9824, 26307), (10656, 24253), (11052, 23384), (11359, 22752), (11376, 22718), (11692, 22104), (14736, 17538)]