28863072

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 95397120

約数和(自身を除く): 66534048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 103, 112, 126, 139, 144, 168, 206, 224, 252, 278, 288, 309, 336, 412, 417, 504, 556, 618, 672, 721, 824, 834, 927, 973, 1008, 1112, 1236, 1251, 1442, 1648, 1668, 1854, 1946, 2016, 2163, 2224, 2472, 2502, 2884, 2919, 3296, 3336, 3708, 3892, 4326, 4448, 4944, 5004, 5768, 5838, 6489, 6672, 7416, 7784, 8652, 8757, 9888, 10008, 11536, 11676, 12978, 13344, 14317, 14832, 15568, 17304, 17514, 20016, 23072, 23352, 25956, 28634, 29664, 31136, 34608, 35028, 40032, 42951, 46704, 51912, 57268, 69216, 70056, 85902, 93408, 100219, 103824, 114536, 128853, 140112, 171804, 200438, 207648, 229072, 257706, 280224, 300657, 343608, 400876, 458144, 515412, 601314, 687216, 801752, 901971, 1030824, 1202628, 1374432, 1603504, 1803942, 2061648, 2405256, 3207008, 3607884, 4123296, 4810512, 7215768, 9621024, 14431536, 28863072]

約数ペア:

[(1, 28863072), (2, 14431536), (3, 9621024), (4, 7215768), (6, 4810512), (7, 4123296), (8, 3607884), (9, 3207008), (12, 2405256), (14, 2061648), (16, 1803942), (18, 1603504), (21, 1374432), (24, 1202628), (28, 1030824), (32, 901971), (36, 801752), (42, 687216), (48, 601314), (56, 515412), (63, 458144), (72, 400876), (84, 343608), (96, 300657), (103, 280224), (112, 257706), (126, 229072), (139, 207648), (144, 200438), (168, 171804), (206, 140112), (224, 128853), (252, 114536), (278, 103824), (288, 100219), (309, 93408), (336, 85902), (412, 70056), (417, 69216), (504, 57268), (556, 51912), (618, 46704), (672, 42951), (721, 40032), (824, 35028), (834, 34608), (927, 31136), (973, 29664), (1008, 28634), (1112, 25956), (1236, 23352), (1251, 23072), (1442, 20016), (1648, 17514), (1668, 17304), (1854, 15568), (1946, 14832), (2016, 14317), (2163, 13344), (2224, 12978), (2472, 11676), (2502, 11536), (2884, 10008), (2919, 9888), (3296, 8757), (3336, 8652), (3708, 7784), (3892, 7416), (4326, 6672), (4448, 6489), (4944, 5838), (5004, 5768)]