221577120

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 288

約数和(自身を含む): 809040960

約数和(自身を除く): 587463840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 72, 80, 81, 82, 90, 96, 108, 120, 123, 135, 139, 144, 160, 162, 164, 180, 205, 216, 240, 243, 246, 270, 278, 288, 324, 328, 360, 369, 405, 410, 417, 432, 480, 486, 492, 540, 556, 615, 648, 656, 695, 720, 738, 810, 820, 834, 864, 972, 984, 1080, 1107, 1112, 1215, 1230, 1251, 1296, 1312, 1390, 1440, 1476, 1620, 1640, 1668, 1845, 1944, 1968, 2085, 2160, 2214, 2224, 2430, 2460, 2502, 2592, 2780, 2952, 3240, 3280, 3321, 3336, 3690, 3753, 3888, 3936, 4170, 4320, 4428, 4448, 4860, 4920, 5004, 5535, 5560, 5699, 5904, 6255, 6480, 6560, 6642, 6672, 7380, 7506, 7776, 8340, 8856, 9720, 9840, 9963, 10008, 11070, 11120, 11259, 11398, 11808, 12510, 12960, 13284, 13344, 14760, 15012, 16605, 16680, 17097, 17712, 18765, 19440, 19680, 19926, 20016, 22140, 22240, 22518, 22796, 25020, 26568, 28495, 29520, 30024, 33210, 33360, 33777, 34194, 35424, 37530, 38880, 39852, 40032, 44280, 45036, 45592, 49815, 50040, 51291, 53136, 56295, 56990, 59040, 60048, 66420, 66720, 67554, 68388, 75060, 79704, 85485, 88560, 90072, 91184, 99630, 100080, 102582, 106272, 112590, 113980, 120096, 132840, 135108, 136776, 150120, 153873, 159408, 168885, 170970, 177120, 180144, 182368, 199260, 200160, 205164, 225180, 227960, 256455, 265680, 270216, 273552, 300240, 307746, 318816, 337770, 341940, 360288, 398520, 410328, 450360, 455920, 461619, 512910, 531360, 540432, 547104, 600480, 615492, 675540, 683880, 769365, 797040, 820656, 900720, 911840, 923238, 1025820, 1080864, 1230984, 1351080, 1367760, 1384857, 1538730, 1594080, 1641312, 1801440, 1846476, 2051640, 2308095, 2461968, 2702160, 2735520, 2769714, 3077460, 3692952, 4103280, 4616190, 4923936, 5404320, 5539428, 6154920, 6924285, 7385904, 8206560, 9232380, 11078856, 12309840, 13848570, 14771808, 18464760, 22157712, 24619680, 27697140, 36929520, 44315424, 55394280, 73859040, 110788560, 221577120]

約数ペア:

[(1, 221577120), (2, 110788560), (3, 73859040), (4, 55394280), (5, 44315424), (6, 36929520), (8, 27697140), (9, 24619680), (10, 22157712), (12, 18464760), (15, 14771808), (16, 13848570), (18, 12309840), (20, 11078856), (24, 9232380), (27, 8206560), (30, 7385904), (32, 6924285), (36, 6154920), (40, 5539428), (41, 5404320), (45, 4923936), (48, 4616190), (54, 4103280), (60, 3692952), (72, 3077460), (80, 2769714), (81, 2735520), (82, 2702160), (90, 2461968), (96, 2308095), (108, 2051640), (120, 1846476), (123, 1801440), (135, 1641312), (139, 1594080), (144, 1538730), (160, 1384857), (162, 1367760), (164, 1351080), (180, 1230984), (205, 1080864), (216, 1025820), (240, 923238), (243, 911840), (246, 900720), (270, 820656), (278, 797040), (288, 769365), (324, 683880), (328, 675540), (360, 615492), (369, 600480), (405, 547104), (410, 540432), (417, 531360), (432, 512910), (480, 461619), (486, 455920), (492, 450360), (540, 410328), (556, 398520), (615, 360288), (648, 341940), (656, 337770), (695, 318816), (720, 307746), (738, 300240), (810, 273552), (820, 270216), (834, 265680), (864, 256455), (972, 227960), (984, 225180), (1080, 205164), (1107, 200160), (1112, 199260), (1215, 182368), (1230, 180144), (1251, 177120), (1296, 170970), (1312, 168885), (1390, 159408), (1440, 153873), (1476, 150120), (1620, 136776), (1640, 135108), (1668, 132840), (1845, 120096), (1944, 113980), (1968, 112590), (2085, 106272), (2160, 102582), (2214, 100080), (2224, 99630), (2430, 91184), (2460, 90072), (2502, 88560), (2592, 85485), (2780, 79704), (2952, 75060), (3240, 68388), (3280, 67554), (3321, 66720), (3336, 66420), (3690, 60048), (3753, 59040), (3888, 56990), (3936, 56295), (4170, 53136), (4320, 51291), (4428, 50040), (4448, 49815), (4860, 45592), (4920, 45036), (5004, 44280), (5535, 40032), (5560, 39852), (5699, 38880), (5904, 37530), (6255, 35424), (6480, 34194), (6560, 33777), (6642, 33360), (6672, 33210), (7380, 30024), (7506, 29520), (7776, 28495), (8340, 26568), (8856, 25020), (9720, 22796), (9840, 22518), (9963, 22240), (10008, 22140), (11070, 20016), (11120, 19926), (11259, 19680), (11398, 19440), (11808, 18765), (12510, 17712), (12960, 17097), (13284, 16680), (13344, 16605), (14760, 15012)]