287497728

素因数分解:

$2^9\times 3^3\times 7^1\times {\mathrm{2971}}^1$

素因数の和:3005

約数の個数: 160

約数和(自身を含む): 972913920

約数和(自身を除く): 685416192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 512, 576, 672, 756, 768, 864, 896, 1008, 1152, 1344, 1512, 1536, 1728, 1792, 2016, 2304, 2688, 2971, 3024, 3456, 3584, 4032, 4608, 5376, 5942, 6048, 6912, 8064, 8913, 10752, 11884, 12096, 13824, 16128, 17826, 20797, 23768, 24192, 26739, 32256, 35652, 41594, 47536, 48384, 53478, 62391, 71304, 80217, 83188, 95072, 96768, 106956, 124782, 142608, 160434, 166376, 187173, 190144, 213912, 249564, 285216, 320868, 332752, 374346, 380288, 427824, 499128, 561519, 570432, 641736, 665504, 748692, 760576, 855648, 998256, 1123038, 1140864, 1283472, 1331008, 1497384, 1521152, 1711296, 1996512, 2246076, 2281728, 2566944, 2662016, 2994768, 3422592, 3993024, 4492152, 4563456, 5133888, 5324032, 5989536, 6845184, 7986048, 8984304, 10267776, 10648064, 11979072, 13690368, 15972096, 17968608, 20535552, 23958144, 31944192, 35937216, 41071104, 47916288, 71874432, 95832576, 143748864, 287497728]

約数ペア:

[(1, 287497728), (2, 143748864), (3, 95832576), (4, 71874432), (6, 47916288), (7, 41071104), (8, 35937216), (9, 31944192), (12, 23958144), (14, 20535552), (16, 17968608), (18, 15972096), (21, 13690368), (24, 11979072), (27, 10648064), (28, 10267776), (32, 8984304), (36, 7986048), (42, 6845184), (48, 5989536), (54, 5324032), (56, 5133888), (63, 4563456), (64, 4492152), (72, 3993024), (84, 3422592), (96, 2994768), (108, 2662016), (112, 2566944), (126, 2281728), (128, 2246076), (144, 1996512), (168, 1711296), (189, 1521152), (192, 1497384), (216, 1331008), (224, 1283472), (252, 1140864), (256, 1123038), (288, 998256), (336, 855648), (378, 760576), (384, 748692), (432, 665504), (448, 641736), (504, 570432), (512, 561519), (576, 499128), (672, 427824), (756, 380288), (768, 374346), (864, 332752), (896, 320868), (1008, 285216), (1152, 249564), (1344, 213912), (1512, 190144), (1536, 187173), (1728, 166376), (1792, 160434), (2016, 142608), (2304, 124782), (2688, 106956), (2971, 96768), (3024, 95072), (3456, 83188), (3584, 80217), (4032, 71304), (4608, 62391), (5376, 53478), (5942, 48384), (6048, 47536), (6912, 41594), (8064, 35652), (8913, 32256), (10752, 26739), (11884, 24192), (12096, 23768), (13824, 20797), (16128, 17826)]