217649016

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 660029760

約数和(自身を除く): 442380744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 169, 186, 234, 248, 279, 312, 338, 372, 403, 468, 507, 558, 577, 676, 744, 806, 936, 1014, 1116, 1154, 1209, 1352, 1521, 1612, 1731, 2028, 2232, 2308, 2418, 3042, 3224, 3462, 3627, 4056, 4616, 4836, 5193, 5239, 6084, 6924, 7254, 7501, 9672, 10386, 10478, 12168, 13848, 14508, 15002, 15717, 17887, 20772, 20956, 22503, 29016, 30004, 31434, 35774, 41544, 41912, 45006, 47151, 53661, 60008, 62868, 67509, 71548, 90012, 94302, 97513, 107322, 125736, 135018, 143096, 160983, 180024, 188604, 195026, 214644, 232531, 270036, 292539, 321966, 377208, 390052, 429288, 465062, 540072, 585078, 643932, 697593, 780104, 877617, 930124, 1170156, 1287864, 1395186, 1755234, 1860248, 2092779, 2340312, 2790372, 3022903, 3510468, 4185558, 5580744, 6045806, 7020936, 8371116, 9068709, 12091612, 16742232, 18137418, 24183224, 27206127, 36274836, 54412254, 72549672, 108824508, 217649016]

約数ペア:

[(1, 217649016), (2, 108824508), (3, 72549672), (4, 54412254), (6, 36274836), (8, 27206127), (9, 24183224), (12, 18137418), (13, 16742232), (18, 12091612), (24, 9068709), (26, 8371116), (31, 7020936), (36, 6045806), (39, 5580744), (52, 4185558), (62, 3510468), (72, 3022903), (78, 2790372), (93, 2340312), (104, 2092779), (117, 1860248), (124, 1755234), (156, 1395186), (169, 1287864), (186, 1170156), (234, 930124), (248, 877617), (279, 780104), (312, 697593), (338, 643932), (372, 585078), (403, 540072), (468, 465062), (507, 429288), (558, 390052), (577, 377208), (676, 321966), (744, 292539), (806, 270036), (936, 232531), (1014, 214644), (1116, 195026), (1154, 188604), (1209, 180024), (1352, 160983), (1521, 143096), (1612, 135018), (1731, 125736), (2028, 107322), (2232, 97513), (2308, 94302), (2418, 90012), (3042, 71548), (3224, 67509), (3462, 62868), (3627, 60008), (4056, 53661), (4616, 47151), (4836, 45006), (5193, 41912), (5239, 41544), (6084, 35774), (6924, 31434), (7254, 30004), (7501, 29016), (9672, 22503), (10386, 20956), (10478, 20772), (12168, 17887), (13848, 15717), (14508, 15002)]