281996640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{7253}}^1$

素因数の和:7283

約数の個数: 144

約数和(自身を含む): 998092368

約数和(自身を除く): 716095728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7253, 7776, 9720, 12960, 14506, 19440, 21759, 29012, 36265, 38880, 43518, 58024, 65277, 72530, 87036, 108795, 116048, 130554, 145060, 174072, 195831, 217590, 232096, 261108, 290120, 326385, 348144, 391662, 435180, 522216, 580240, 587493, 652770, 696288, 783324, 870360, 979155, 1044432, 1160480, 1174986, 1305540, 1566648, 1740720, 1762479, 1958310, 2088864, 2349972, 2611080, 2937465, 3133296, 3481440, 3524958, 3916620, 4699944, 5222160, 5874930, 6266592, 7049916, 7833240, 8812395, 9399888, 10444320, 11749860, 14099832, 15666480, 17624790, 18799776, 23499720, 28199664, 31332960, 35249580, 46999440, 56399328, 70499160, 93998880, 140998320, 281996640]

約数ペア:

[(1, 281996640), (2, 140998320), (3, 93998880), (4, 70499160), (5, 56399328), (6, 46999440), (8, 35249580), (9, 31332960), (10, 28199664), (12, 23499720), (15, 18799776), (16, 17624790), (18, 15666480), (20, 14099832), (24, 11749860), (27, 10444320), (30, 9399888), (32, 8812395), (36, 7833240), (40, 7049916), (45, 6266592), (48, 5874930), (54, 5222160), (60, 4699944), (72, 3916620), (80, 3524958), (81, 3481440), (90, 3133296), (96, 2937465), (108, 2611080), (120, 2349972), (135, 2088864), (144, 1958310), (160, 1762479), (162, 1740720), (180, 1566648), (216, 1305540), (240, 1174986), (243, 1160480), (270, 1044432), (288, 979155), (324, 870360), (360, 783324), (405, 696288), (432, 652770), (480, 587493), (486, 580240), (540, 522216), (648, 435180), (720, 391662), (810, 348144), (864, 326385), (972, 290120), (1080, 261108), (1215, 232096), (1296, 217590), (1440, 195831), (1620, 174072), (1944, 145060), (2160, 130554), (2430, 116048), (2592, 108795), (3240, 87036), (3888, 72530), (4320, 65277), (4860, 58024), (6480, 43518), (7253, 38880), (7776, 36265), (9720, 29012), (12960, 21759), (14506, 19440)]