318991488

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 885719040

約数和(自身を除く): 566727552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 127, 128, 186, 192, 211, 248, 254, 372, 381, 384, 422, 496, 508, 633, 744, 762, 844, 992, 1016, 1266, 1488, 1524, 1688, 1984, 2032, 2532, 2976, 3048, 3376, 3937, 3968, 4064, 5064, 5952, 6096, 6541, 6752, 7874, 8128, 10128, 11811, 11904, 12192, 13082, 13504, 15748, 16256, 19623, 20256, 23622, 24384, 26164, 26797, 27008, 31496, 39246, 40512, 47244, 48768, 52328, 53594, 62992, 78492, 80391, 81024, 94488, 104656, 107188, 125984, 156984, 160782, 188976, 209312, 214376, 251968, 313968, 321564, 377952, 418624, 428752, 503936, 627936, 643128, 755904, 830707, 837248, 857504, 1255872, 1286256, 1511808, 1661414, 1715008, 2492121, 2511744, 2572512, 3322828, 3430016, 4984242, 5145024, 6645656, 9968484, 10290048, 13291312, 19936968, 26582624, 39873936, 53165248, 79747872, 106330496, 159495744, 318991488]

約数ペア:

[(1, 318991488), (2, 159495744), (3, 106330496), (4, 79747872), (6, 53165248), (8, 39873936), (12, 26582624), (16, 19936968), (24, 13291312), (31, 10290048), (32, 9968484), (48, 6645656), (62, 5145024), (64, 4984242), (93, 3430016), (96, 3322828), (124, 2572512), (127, 2511744), (128, 2492121), (186, 1715008), (192, 1661414), (211, 1511808), (248, 1286256), (254, 1255872), (372, 857504), (381, 837248), (384, 830707), (422, 755904), (496, 643128), (508, 627936), (633, 503936), (744, 428752), (762, 418624), (844, 377952), (992, 321564), (1016, 313968), (1266, 251968), (1488, 214376), (1524, 209312), (1688, 188976), (1984, 160782), (2032, 156984), (2532, 125984), (2976, 107188), (3048, 104656), (3376, 94488), (3937, 81024), (3968, 80391), (4064, 78492), (5064, 62992), (5952, 53594), (6096, 52328), (6541, 48768), (6752, 47244), (7874, 40512), (8128, 39246), (10128, 31496), (11811, 27008), (11904, 26797), (12192, 26164), (13082, 24384), (13504, 23622), (15748, 20256), (16256, 19623)]