81864216

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1867}}^1$

素因数の和:1918

約数の個数: 128

約数和(自身を含む): 268992000

約数和(自身を除く): 187127784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 84, 87, 108, 116, 126, 168, 174, 189, 203, 216, 232, 252, 261, 348, 378, 406, 504, 522, 609, 696, 756, 783, 812, 1044, 1218, 1512, 1566, 1624, 1827, 1867, 2088, 2436, 3132, 3654, 3734, 4872, 5481, 5601, 6264, 7308, 7468, 10962, 11202, 13069, 14616, 14936, 16803, 21924, 22404, 26138, 33606, 39207, 43848, 44808, 50409, 52276, 54143, 67212, 78414, 100818, 104552, 108286, 117621, 134424, 156828, 162429, 201636, 216572, 235242, 313656, 324858, 352863, 379001, 403272, 433144, 470484, 487287, 649716, 705726, 758002, 940968, 974574, 1137003, 1299432, 1411452, 1461861, 1516004, 1949148, 2274006, 2822904, 2923722, 3032008, 3411009, 3898296, 4548012, 5847444, 6822018, 9096024, 10233027, 11694888, 13644036, 20466054, 27288072, 40932108, 81864216]

約数ペア:

[(1, 81864216), (2, 40932108), (3, 27288072), (4, 20466054), (6, 13644036), (7, 11694888), (8, 10233027), (9, 9096024), (12, 6822018), (14, 5847444), (18, 4548012), (21, 3898296), (24, 3411009), (27, 3032008), (28, 2923722), (29, 2822904), (36, 2274006), (42, 1949148), (54, 1516004), (56, 1461861), (58, 1411452), (63, 1299432), (72, 1137003), (84, 974574), (87, 940968), (108, 758002), (116, 705726), (126, 649716), (168, 487287), (174, 470484), (189, 433144), (203, 403272), (216, 379001), (232, 352863), (252, 324858), (261, 313656), (348, 235242), (378, 216572), (406, 201636), (504, 162429), (522, 156828), (609, 134424), (696, 117621), (756, 108286), (783, 104552), (812, 100818), (1044, 78414), (1218, 67212), (1512, 54143), (1566, 52276), (1624, 50409), (1827, 44808), (1867, 43848), (2088, 39207), (2436, 33606), (3132, 26138), (3654, 22404), (3734, 21924), (4872, 16803), (5481, 14936), (5601, 14616), (6264, 13069), (7308, 11202), (7468, 10962)]