218481408

素因数分解:

$2^8\times 3^3\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 656451040

約数和(自身を除く): 437969632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 73, 96, 108, 128, 144, 146, 192, 216, 219, 256, 288, 292, 384, 432, 433, 438, 576, 584, 657, 768, 864, 866, 876, 1152, 1168, 1299, 1314, 1728, 1732, 1752, 1971, 2304, 2336, 2598, 2628, 3456, 3464, 3504, 3897, 3942, 4672, 5196, 5256, 6912, 6928, 7008, 7794, 7884, 9344, 10392, 10512, 11691, 13856, 14016, 15588, 15768, 18688, 20784, 21024, 23382, 27712, 28032, 31176, 31536, 31609, 41568, 42048, 46764, 55424, 56064, 62352, 63072, 63218, 83136, 84096, 93528, 94827, 110848, 124704, 126144, 126436, 166272, 168192, 187056, 189654, 249408, 252288, 252872, 284481, 332544, 374112, 379308, 498816, 504576, 505744, 568962, 748224, 758616, 853443, 997632, 1011488, 1137924, 1496448, 1517232, 1706886, 2022976, 2275848, 2992896, 3034464, 3413772, 4045952, 4551696, 6068928, 6827544, 8091904, 9103392, 12137856, 13655088, 18206784, 24275712, 27310176, 36413568, 54620352, 72827136, 109240704, 218481408]

約数ペア:

[(1, 218481408), (2, 109240704), (3, 72827136), (4, 54620352), (6, 36413568), (8, 27310176), (9, 24275712), (12, 18206784), (16, 13655088), (18, 12137856), (24, 9103392), (27, 8091904), (32, 6827544), (36, 6068928), (48, 4551696), (54, 4045952), (64, 3413772), (72, 3034464), (73, 2992896), (96, 2275848), (108, 2022976), (128, 1706886), (144, 1517232), (146, 1496448), (192, 1137924), (216, 1011488), (219, 997632), (256, 853443), (288, 758616), (292, 748224), (384, 568962), (432, 505744), (433, 504576), (438, 498816), (576, 379308), (584, 374112), (657, 332544), (768, 284481), (864, 252872), (866, 252288), (876, 249408), (1152, 189654), (1168, 187056), (1299, 168192), (1314, 166272), (1728, 126436), (1732, 126144), (1752, 124704), (1971, 110848), (2304, 94827), (2336, 93528), (2598, 84096), (2628, 83136), (3456, 63218), (3464, 63072), (3504, 62352), (3897, 56064), (3942, 55424), (4672, 46764), (5196, 42048), (5256, 41568), (6912, 31609), (6928, 31536), (7008, 31176), (7794, 28032), (7884, 27712), (9344, 23382), (10392, 21024), (10512, 20784), (11691, 18688), (13856, 15768), (14016, 15588)]