219975504

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 160

約数和(自身を含む): 685670400

約数和(自身を除く): 465694896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 147, 168, 186, 196, 217, 248, 294, 336, 343, 372, 392, 431, 434, 496, 588, 651, 686, 744, 784, 862, 868, 1029, 1176, 1293, 1302, 1372, 1488, 1519, 1724, 1736, 2058, 2352, 2586, 2604, 2744, 3017, 3038, 3448, 3472, 4116, 4557, 5172, 5208, 5488, 6034, 6076, 6896, 8232, 9051, 9114, 10344, 10416, 10633, 12068, 12152, 13361, 16464, 18102, 18228, 20688, 21119, 21266, 24136, 24304, 26722, 31899, 36204, 36456, 40083, 42238, 42532, 48272, 53444, 63357, 63798, 72408, 72912, 80166, 84476, 85064, 93527, 106888, 126714, 127596, 144816, 147833, 160332, 168952, 170128, 187054, 213776, 253428, 255192, 280581, 295666, 320664, 337904, 374108, 443499, 506856, 510384, 561162, 591332, 641328, 654689, 748216, 886998, 1013712, 1122324, 1182664, 1309378, 1496432, 1773996, 1964067, 2244648, 2365328, 2618756, 3547992, 3928134, 4489296, 4582823, 5237512, 7095984, 7856268, 9165646, 10475024, 13748469, 15712536, 18331292, 27496938, 31425072, 36662584, 54993876, 73325168, 109987752, 219975504]

約数ペア:

[(1, 219975504), (2, 109987752), (3, 73325168), (4, 54993876), (6, 36662584), (7, 31425072), (8, 27496938), (12, 18331292), (14, 15712536), (16, 13748469), (21, 10475024), (24, 9165646), (28, 7856268), (31, 7095984), (42, 5237512), (48, 4582823), (49, 4489296), (56, 3928134), (62, 3547992), (84, 2618756), (93, 2365328), (98, 2244648), (112, 1964067), (124, 1773996), (147, 1496432), (168, 1309378), (186, 1182664), (196, 1122324), (217, 1013712), (248, 886998), (294, 748216), (336, 654689), (343, 641328), (372, 591332), (392, 561162), (431, 510384), (434, 506856), (496, 443499), (588, 374108), (651, 337904), (686, 320664), (744, 295666), (784, 280581), (862, 255192), (868, 253428), (1029, 213776), (1176, 187054), (1293, 170128), (1302, 168952), (1372, 160332), (1488, 147833), (1519, 144816), (1724, 127596), (1736, 126714), (2058, 106888), (2352, 93527), (2586, 85064), (2604, 84476), (2744, 80166), (3017, 72912), (3038, 72408), (3448, 63798), (3472, 63357), (4116, 53444), (4557, 48272), (5172, 42532), (5208, 42238), (5488, 40083), (6034, 36456), (6076, 36204), (6896, 31899), (8232, 26722), (9051, 24304), (9114, 24136), (10344, 21266), (10416, 21119), (10633, 20688), (12068, 18228), (12152, 18102), (13361, 16464)]