209647872

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{619}}^1$

素因数の和:658

約数の個数: 216

約数和(自身を含む): 722349600

約数和(自身を除く): 512701728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 576, 588, 619, 672, 756, 768, 784, 864, 882, 896, 1008, 1152, 1176, 1238, 1323, 1344, 1512, 1568, 1728, 1764, 1792, 1857, 2016, 2304, 2352, 2476, 2646, 2688, 3024, 3136, 3456, 3528, 3714, 4032, 4333, 4704, 4952, 5292, 5376, 5571, 6048, 6272, 6912, 7056, 7428, 8064, 8666, 9408, 9904, 10584, 11142, 12096, 12544, 12999, 14112, 14856, 16128, 16713, 17332, 18816, 19808, 21168, 22284, 24192, 25998, 28224, 29712, 30331, 33426, 34664, 37632, 38997, 39616, 42336, 44568, 48384, 51996, 56448, 59424, 60662, 66852, 69328, 77994, 79232, 84672, 89136, 90993, 103992, 112896, 116991, 118848, 121324, 133704, 138656, 155988, 158464, 169344, 178272, 181986, 207984, 233982, 237696, 242648, 267408, 272979, 277312, 311976, 338688, 356544, 363972, 415968, 467964, 475392, 485296, 534816, 545958, 554624, 623952, 713088, 727944, 818937, 831936, 935928, 970592, 1069632, 1091916, 1109248, 1247904, 1426176, 1455888, 1637874, 1663872, 1871856, 1941184, 2139264, 2183832, 2495808, 2911776, 3275748, 3327744, 3743712, 3882368, 4278528, 4367664, 4991616, 5823552, 6551496, 7487424, 7764736, 8735328, 9983232, 11647104, 13102992, 14974848, 17470656, 23294208, 26205984, 29949696, 34941312, 52411968, 69882624, 104823936, 209647872]

約数ペア:

[(1, 209647872), (2, 104823936), (3, 69882624), (4, 52411968), (6, 34941312), (7, 29949696), (8, 26205984), (9, 23294208), (12, 17470656), (14, 14974848), (16, 13102992), (18, 11647104), (21, 9983232), (24, 8735328), (27, 7764736), (28, 7487424), (32, 6551496), (36, 5823552), (42, 4991616), (48, 4367664), (49, 4278528), (54, 3882368), (56, 3743712), (63, 3327744), (64, 3275748), (72, 2911776), (84, 2495808), (96, 2183832), (98, 2139264), (108, 1941184), (112, 1871856), (126, 1663872), (128, 1637874), (144, 1455888), (147, 1426176), (168, 1247904), (189, 1109248), (192, 1091916), (196, 1069632), (216, 970592), (224, 935928), (252, 831936), (256, 818937), (288, 727944), (294, 713088), (336, 623952), (378, 554624), (384, 545958), (392, 534816), (432, 485296), (441, 475392), (448, 467964), (504, 415968), (576, 363972), (588, 356544), (619, 338688), (672, 311976), (756, 277312), (768, 272979), (784, 267408), (864, 242648), (882, 237696), (896, 233982), (1008, 207984), (1152, 181986), (1176, 178272), (1238, 169344), (1323, 158464), (1344, 155988), (1512, 138656), (1568, 133704), (1728, 121324), (1764, 118848), (1792, 116991), (1857, 112896), (2016, 103992), (2304, 90993), (2352, 89136), (2476, 84672), (2646, 79232), (2688, 77994), (3024, 69328), (3136, 66852), (3456, 60662), (3528, 59424), (3714, 56448), (4032, 51996), (4333, 48384), (4704, 44568), (4952, 42336), (5292, 39616), (5376, 38997), (5571, 37632), (6048, 34664), (6272, 33426), (6912, 30331), (7056, 29712), (7428, 28224), (8064, 25998), (8666, 24192), (9408, 22284), (9904, 21168), (10584, 19808), (11142, 18816), (12096, 17332), (12544, 16713), (12999, 16128), (14112, 14856)]