227019520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1990

約数の個数: 144

約数和(自身を含む): 669614400

約数和(自身を除く): 442594880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 1949, 2080, 2240, 2912, 3328, 3640, 3898, 4160, 4480, 5824, 7280, 7796, 8320, 8960, 9745, 11648, 13643, 14560, 15592, 16640, 19490, 23296, 25337, 27286, 29120, 31184, 38980, 50674, 54572, 58240, 62368, 68215, 77960, 101348, 109144, 116480, 124736, 126685, 136430, 155920, 177359, 202696, 218288, 249472, 253370, 272860, 311840, 354718, 405392, 436576, 498944, 506740, 545720, 623680, 709436, 810784, 873152, 886795, 1013480, 1091440, 1247360, 1418872, 1621568, 1746304, 1773590, 2026960, 2182880, 2494720, 2837744, 3243136, 3492608, 3547180, 4053920, 4365760, 5675488, 6486272, 7094360, 8107840, 8731520, 11350976, 14188720, 16215680, 17463040, 22701952, 28377440, 32431360, 45403904, 56754880, 113509760, 227019520]

約数ペア:

[(1, 227019520), (2, 113509760), (4, 56754880), (5, 45403904), (7, 32431360), (8, 28377440), (10, 22701952), (13, 17463040), (14, 16215680), (16, 14188720), (20, 11350976), (26, 8731520), (28, 8107840), (32, 7094360), (35, 6486272), (40, 5675488), (52, 4365760), (56, 4053920), (64, 3547180), (65, 3492608), (70, 3243136), (80, 2837744), (91, 2494720), (104, 2182880), (112, 2026960), (128, 1773590), (130, 1746304), (140, 1621568), (160, 1418872), (182, 1247360), (208, 1091440), (224, 1013480), (256, 886795), (260, 873152), (280, 810784), (320, 709436), (364, 623680), (416, 545720), (448, 506740), (455, 498944), (520, 436576), (560, 405392), (640, 354718), (728, 311840), (832, 272860), (896, 253370), (910, 249472), (1040, 218288), (1120, 202696), (1280, 177359), (1456, 155920), (1664, 136430), (1792, 126685), (1820, 124736), (1949, 116480), (2080, 109144), (2240, 101348), (2912, 77960), (3328, 68215), (3640, 62368), (3898, 58240), (4160, 54572), (4480, 50674), (5824, 38980), (7280, 31184), (7796, 29120), (8320, 27286), (8960, 25337), (9745, 23296), (11648, 19490), (13643, 16640), (14560, 15592)]