161519328

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 482947920

約数和(自身を除く): 321428592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 83, 87, 96, 116, 144, 166, 174, 232, 233, 249, 261, 288, 332, 348, 464, 466, 498, 522, 664, 696, 699, 747, 928, 932, 996, 1044, 1328, 1392, 1398, 1494, 1864, 1992, 2088, 2097, 2407, 2656, 2784, 2796, 2988, 3728, 3984, 4176, 4194, 4814, 5592, 5976, 6757, 7221, 7456, 7968, 8352, 8388, 9628, 11184, 11952, 13514, 14442, 16776, 19256, 19339, 20271, 21663, 22368, 23904, 27028, 28884, 33552, 38512, 38678, 40542, 43326, 54056, 57768, 58017, 60813, 67104, 77024, 77356, 81084, 86652, 108112, 115536, 116034, 121626, 154712, 162168, 173304, 174051, 216224, 231072, 232068, 243252, 309424, 324336, 346608, 348102, 464136, 486504, 560831, 618848, 648672, 693216, 696204, 928272, 973008, 1121662, 1392408, 1682493, 1856544, 1946016, 2243324, 2784816, 3364986, 4486648, 5047479, 5569632, 6729972, 8973296, 10094958, 13459944, 17946592, 20189916, 26919888, 40379832, 53839776, 80759664, 161519328]

約数ペア:

[(1, 161519328), (2, 80759664), (3, 53839776), (4, 40379832), (6, 26919888), (8, 20189916), (9, 17946592), (12, 13459944), (16, 10094958), (18, 8973296), (24, 6729972), (29, 5569632), (32, 5047479), (36, 4486648), (48, 3364986), (58, 2784816), (72, 2243324), (83, 1946016), (87, 1856544), (96, 1682493), (116, 1392408), (144, 1121662), (166, 973008), (174, 928272), (232, 696204), (233, 693216), (249, 648672), (261, 618848), (288, 560831), (332, 486504), (348, 464136), (464, 348102), (466, 346608), (498, 324336), (522, 309424), (664, 243252), (696, 232068), (699, 231072), (747, 216224), (928, 174051), (932, 173304), (996, 162168), (1044, 154712), (1328, 121626), (1392, 116034), (1398, 115536), (1494, 108112), (1864, 86652), (1992, 81084), (2088, 77356), (2097, 77024), (2407, 67104), (2656, 60813), (2784, 58017), (2796, 57768), (2988, 54056), (3728, 43326), (3984, 40542), (4176, 38678), (4194, 38512), (4814, 33552), (5592, 28884), (5976, 27028), (6757, 23904), (7221, 22368), (7456, 21663), (7968, 20271), (8352, 19339), (8388, 19256), (9628, 16776), (11184, 14442), (11952, 13514)]