217464480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:804

約数の個数: 192

約数和(自身を含む): 772934400

約数和(自身を除く): 555469920

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, 71, 72, 80, 90, 96, 108, 120, 135, 142, 144, 160, 180, 213, 216, 240, 270, 284, 288, 355, 360, 426, 432, 480, 540, 568, 639, 709, 710, 720, 852, 864, 1065, 1080, 1136, 1278, 1418, 1420, 1440, 1704, 1917, 2127, 2130, 2160, 2272, 2556, 2836, 2840, 3195, 3408, 3545, 3834, 4254, 4260, 4320, 5112, 5672, 5680, 6381, 6390, 6816, 7090, 7668, 8508, 8520, 9585, 10224, 10635, 11344, 11360, 12762, 12780, 14180, 15336, 17016, 17040, 19143, 19170, 20448, 21270, 22688, 25524, 25560, 28360, 30672, 31905, 34032, 34080, 38286, 38340, 42540, 50339, 51048, 51120, 56720, 61344, 63810, 68064, 76572, 76680, 85080, 95715, 100678, 102096, 102240, 113440, 127620, 151017, 153144, 153360, 170160, 191430, 201356, 204192, 251695, 255240, 302034, 306288, 306720, 340320, 382860, 402712, 453051, 503390, 510480, 604068, 612576, 755085, 765720, 805424, 906102, 1006780, 1020960, 1208136, 1359153, 1510170, 1531440, 1610848, 1812204, 2013560, 2265255, 2416272, 2718306, 3020340, 3062880, 3624408, 4027120, 4530510, 4832544, 5436612, 6040680, 6795765, 7248816, 8054240, 9061020, 10873224, 12081360, 13591530, 14497632, 18122040, 21746448, 24162720, 27183060, 36244080, 43492896, 54366120, 72488160, 108732240, 217464480]

約数ペア:

[(1, 217464480), (2, 108732240), (3, 72488160), (4, 54366120), (5, 43492896), (6, 36244080), (8, 27183060), (9, 24162720), (10, 21746448), (12, 18122040), (15, 14497632), (16, 13591530), (18, 12081360), (20, 10873224), (24, 9061020), (27, 8054240), (30, 7248816), (32, 6795765), (36, 6040680), (40, 5436612), (45, 4832544), (48, 4530510), (54, 4027120), (60, 3624408), (71, 3062880), (72, 3020340), (80, 2718306), (90, 2416272), (96, 2265255), (108, 2013560), (120, 1812204), (135, 1610848), (142, 1531440), (144, 1510170), (160, 1359153), (180, 1208136), (213, 1020960), (216, 1006780), (240, 906102), (270, 805424), (284, 765720), (288, 755085), (355, 612576), (360, 604068), (426, 510480), (432, 503390), (480, 453051), (540, 402712), (568, 382860), (639, 340320), (709, 306720), (710, 306288), (720, 302034), (852, 255240), (864, 251695), (1065, 204192), (1080, 201356), (1136, 191430), (1278, 170160), (1418, 153360), (1420, 153144), (1440, 151017), (1704, 127620), (1917, 113440), (2127, 102240), (2130, 102096), (2160, 100678), (2272, 95715), (2556, 85080), (2836, 76680), (2840, 76572), (3195, 68064), (3408, 63810), (3545, 61344), (3834, 56720), (4254, 51120), (4260, 51048), (4320, 50339), (5112, 42540), (5672, 38340), (5680, 38286), (6381, 34080), (6390, 34032), (6816, 31905), (7090, 30672), (7668, 28360), (8508, 25560), (8520, 25524), (9585, 22688), (10224, 21270), (10635, 20448), (11344, 19170), (11360, 19143), (12762, 17040), (12780, 17016), (14180, 15336)]