255713760

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{6577}}^1$

素因数の和:6607

約数の個数: 144

約数和(自身を含む): 905080176

約数和(自身を除く): 649366416

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, 6577, 7776, 9720, 12960, 13154, 19440, 19731, 26308, 32885, 38880, 39462, 52616, 59193, 65770, 78924, 98655, 105232, 118386, 131540, 157848, 177579, 197310, 210464, 236772, 263080, 295965, 315696, 355158, 394620, 473544, 526160, 532737, 591930, 631392, 710316, 789240, 887895, 947088, 1052320, 1065474, 1183860, 1420632, 1578480, 1598211, 1775790, 1894176, 2130948, 2367720, 2663685, 2841264, 3156960, 3196422, 3551580, 4261896, 4735440, 5327370, 5682528, 6392844, 7103160, 7991055, 8523792, 9470880, 10654740, 12785688, 14206320, 15982110, 17047584, 21309480, 25571376, 28412640, 31964220, 42618960, 51142752, 63928440, 85237920, 127856880, 255713760]

約数ペア:

[(1, 255713760), (2, 127856880), (3, 85237920), (4, 63928440), (5, 51142752), (6, 42618960), (8, 31964220), (9, 28412640), (10, 25571376), (12, 21309480), (15, 17047584), (16, 15982110), (18, 14206320), (20, 12785688), (24, 10654740), (27, 9470880), (30, 8523792), (32, 7991055), (36, 7103160), (40, 6392844), (45, 5682528), (48, 5327370), (54, 4735440), (60, 4261896), (72, 3551580), (80, 3196422), (81, 3156960), (90, 2841264), (96, 2663685), (108, 2367720), (120, 2130948), (135, 1894176), (144, 1775790), (160, 1598211), (162, 1578480), (180, 1420632), (216, 1183860), (240, 1065474), (243, 1052320), (270, 947088), (288, 887895), (324, 789240), (360, 710316), (405, 631392), (432, 591930), (480, 532737), (486, 526160), (540, 473544), (648, 394620), (720, 355158), (810, 315696), (864, 295965), (972, 263080), (1080, 236772), (1215, 210464), (1296, 197310), (1440, 177579), (1620, 157848), (1944, 131540), (2160, 118386), (2430, 105232), (2592, 98655), (3240, 78924), (3888, 65770), (4320, 59193), (4860, 52616), (6480, 39462), (6577, 38880), (7776, 32885), (9720, 26308), (12960, 19731), (13154, 19440)]