215463888

素因数分解:

$2^4\times 3^4\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 150

約数和(自身を含む): 648105282

約数和(自身を除く): 432641394

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 108, 124, 144, 162, 173, 186, 216, 248, 279, 324, 346, 372, 432, 496, 519, 558, 648, 692, 744, 837, 961, 1038, 1116, 1296, 1384, 1488, 1557, 1674, 1922, 2076, 2232, 2511, 2768, 2883, 3114, 3348, 3844, 4152, 4464, 4671, 5022, 5363, 5766, 6228, 6696, 7688, 8304, 8649, 9342, 10044, 10726, 11532, 12456, 13392, 14013, 15376, 16089, 17298, 18684, 20088, 21452, 23064, 24912, 25947, 28026, 32178, 34596, 37368, 40176, 42904, 46128, 48267, 51894, 56052, 64356, 69192, 74736, 77841, 85808, 96534, 103788, 112104, 128712, 138384, 144801, 155682, 166253, 193068, 207576, 224208, 257424, 289602, 311364, 332506, 386136, 415152, 434403, 498759, 579204, 622728, 665012, 772272, 868806, 997518, 1158408, 1245456, 1330024, 1496277, 1737612, 1995036, 2316816, 2660048, 2992554, 3475224, 3990072, 4488831, 5985108, 6950448, 7980144, 8977662, 11970216, 13466493, 17955324, 23940432, 26932986, 35910648, 53865972, 71821296, 107731944, 215463888]

約数ペア:

[(1, 215463888), (2, 107731944), (3, 71821296), (4, 53865972), (6, 35910648), (8, 26932986), (9, 23940432), (12, 17955324), (16, 13466493), (18, 11970216), (24, 8977662), (27, 7980144), (31, 6950448), (36, 5985108), (48, 4488831), (54, 3990072), (62, 3475224), (72, 2992554), (81, 2660048), (93, 2316816), (108, 1995036), (124, 1737612), (144, 1496277), (162, 1330024), (173, 1245456), (186, 1158408), (216, 997518), (248, 868806), (279, 772272), (324, 665012), (346, 622728), (372, 579204), (432, 498759), (496, 434403), (519, 415152), (558, 386136), (648, 332506), (692, 311364), (744, 289602), (837, 257424), (961, 224208), (1038, 207576), (1116, 193068), (1296, 166253), (1384, 155682), (1488, 144801), (1557, 138384), (1674, 128712), (1922, 112104), (2076, 103788), (2232, 96534), (2511, 85808), (2768, 77841), (2883, 74736), (3114, 69192), (3348, 64356), (3844, 56052), (4152, 51894), (4464, 48267), (4671, 46128), (5022, 42904), (5363, 40176), (5766, 37368), (6228, 34596), (6696, 32178), (7688, 28026), (8304, 25947), (8649, 24912), (9342, 23064), (10044, 21452), (10726, 20088), (11532, 18684), (12456, 17298), (13392, 16089), (14013, 15376)]