1997194272

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2299

約数の個数: 192

約数和(自身を含む): 6047395200

約数和(自身を除く): 4050200928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 29, 32, 34, 38, 48, 51, 57, 58, 68, 76, 87, 96, 102, 114, 116, 136, 152, 174, 204, 228, 232, 272, 304, 323, 348, 408, 456, 464, 493, 544, 551, 608, 646, 696, 816, 912, 928, 969, 986, 1102, 1292, 1392, 1479, 1632, 1653, 1824, 1938, 1972, 2204, 2221, 2584, 2784, 2958, 3306, 3876, 3944, 4408, 4442, 5168, 5916, 6612, 6663, 7752, 7888, 8816, 8884, 9367, 10336, 11832, 13224, 13326, 15504, 15776, 17632, 17768, 18734, 23664, 26448, 26652, 28101, 31008, 35536, 37468, 37757, 42199, 47328, 52896, 53304, 56202, 64409, 71072, 74936, 75514, 84398, 106608, 112404, 113271, 126597, 128818, 149872, 151028, 168796, 193227, 213216, 224808, 226542, 253194, 257636, 299744, 302056, 337592, 386454, 449616, 453084, 506388, 515272, 604112, 675184, 717383, 772908, 899232, 906168, 1012776, 1030544, 1094953, 1208224, 1223771, 1350368, 1434766, 1545816, 1812336, 2025552, 2061088, 2152149, 2189906, 2447542, 2869532, 3091632, 3284859, 3624672, 3671313, 4051104, 4304298, 4379812, 4895084, 5739064, 6183264, 6569718, 7342626, 8608596, 8759624, 9790168, 11478128, 13139436, 14685252, 17217192, 17519248, 19580336, 20804107, 22956256, 26278872, 29370504, 34434384, 35038496, 39160672, 41608214, 52557744, 58741008, 62412321, 68868768, 83216428, 105115488, 117482016, 124824642, 166432856, 249649284, 332865712, 499298568, 665731424, 998597136, 1997194272]

約数ペア:

[(1, 1997194272), (2, 998597136), (3, 665731424), (4, 499298568), (6, 332865712), (8, 249649284), (12, 166432856), (16, 124824642), (17, 117482016), (19, 105115488), (24, 83216428), (29, 68868768), (32, 62412321), (34, 58741008), (38, 52557744), (48, 41608214), (51, 39160672), (57, 35038496), (58, 34434384), (68, 29370504), (76, 26278872), (87, 22956256), (96, 20804107), (102, 19580336), (114, 17519248), (116, 17217192), (136, 14685252), (152, 13139436), (174, 11478128), (204, 9790168), (228, 8759624), (232, 8608596), (272, 7342626), (304, 6569718), (323, 6183264), (348, 5739064), (408, 4895084), (456, 4379812), (464, 4304298), (493, 4051104), (544, 3671313), (551, 3624672), (608, 3284859), (646, 3091632), (696, 2869532), (816, 2447542), (912, 2189906), (928, 2152149), (969, 2061088), (986, 2025552), (1102, 1812336), (1292, 1545816), (1392, 1434766), (1479, 1350368), (1632, 1223771), (1653, 1208224), (1824, 1094953), (1938, 1030544), (1972, 1012776), (2204, 906168), (2221, 899232), (2584, 772908), (2784, 717383), (2958, 675184), (3306, 604112), (3876, 515272), (3944, 506388), (4408, 453084), (4442, 449616), (5168, 386454), (5916, 337592), (6612, 302056), (6663, 299744), (7752, 257636), (7888, 253194), (8816, 226542), (8884, 224808), (9367, 213216), (10336, 193227), (11832, 168796), (13224, 151028), (13326, 149872), (15504, 128818), (15776, 126597), (17632, 113271), (17768, 112404), (18734, 106608), (23664, 84398), (26448, 75514), (26652, 74936), (28101, 71072), (31008, 64409), (35536, 56202), (37468, 53304), (37757, 52896), (42199, 47328)]