638720445696

素因数分解:

$2^8\times 3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{159721}}^1$

素因数の和:159908

約数の個数: 144

約数和(自身を含む): 1755112224768

約数和(自身を除く): 1116391779072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 127, 128, 164, 192, 246, 254, 256, 328, 381, 384, 492, 508, 656, 762, 768, 984, 1016, 1312, 1524, 1968, 2032, 2624, 3048, 3936, 4064, 5207, 5248, 6096, 7872, 8128, 10414, 10496, 12192, 15621, 15744, 16256, 20828, 24384, 31242, 31488, 32512, 41656, 48768, 62484, 83312, 97536, 124968, 159721, 166624, 249936, 319442, 333248, 479163, 499872, 638884, 666496, 958326, 999744, 1277768, 1332992, 1916652, 1999488, 2555536, 3833304, 3998976, 5111072, 6548561, 7666608, 10222144, 13097122, 15333216, 19645683, 20284567, 20444288, 26194244, 30666432, 39291366, 40569134, 40888576, 52388488, 60853701, 61332864, 78582732, 81138268, 104776976, 121707402, 122665728, 157165464, 162276536, 209553952, 243414804, 314330928, 324553072, 419107904, 486829608, 628661856, 649106144, 831667247, 838215808, 973659216, 1257323712, 1298212288, 1663334494, 1676431616, 1947318432, 2495001741, 2514647424, 2596424576, 3326668988, 3894636864, 4990003482, 5029294848, 5192849152, 6653337976, 7789273728, 9980006964, 13306675952, 15578547456, 19960013928, 26613351904, 39920027856, 53226703808, 79840055712, 106453407616, 159680111424, 212906815232, 319360222848, 638720445696]

約数ペア:

[(1, 638720445696), (2, 319360222848), (3, 212906815232), (4, 159680111424), (6, 106453407616), (8, 79840055712), (12, 53226703808), (16, 39920027856), (24, 26613351904), (32, 19960013928), (41, 15578547456), (48, 13306675952), (64, 9980006964), (82, 7789273728), (96, 6653337976), (123, 5192849152), (127, 5029294848), (128, 4990003482), (164, 3894636864), (192, 3326668988), (246, 2596424576), (254, 2514647424), (256, 2495001741), (328, 1947318432), (381, 1676431616), (384, 1663334494), (492, 1298212288), (508, 1257323712), (656, 973659216), (762, 838215808), (768, 831667247), (984, 649106144), (1016, 628661856), (1312, 486829608), (1524, 419107904), (1968, 324553072), (2032, 314330928), (2624, 243414804), (3048, 209553952), (3936, 162276536), (4064, 157165464), (5207, 122665728), (5248, 121707402), (6096, 104776976), (7872, 81138268), (8128, 78582732), (10414, 61332864), (10496, 60853701), (12192, 52388488), (15621, 40888576), (15744, 40569134), (16256, 39291366), (20828, 30666432), (24384, 26194244), (31242, 20444288), (31488, 20284567), (32512, 19645683), (41656, 15333216), (48768, 13097122), (62484, 10222144), (83312, 7666608), (97536, 6548561), (124968, 5111072), (159721, 3998976), (166624, 3833304), (249936, 2555536), (319442, 1999488), (333248, 1916652), (479163, 1332992), (499872, 1277768), (638884, 999744), (666496, 958326)]