199807488

素因数分解:

$2^9\times 3^2\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 120

約数和(自身を含む): 582815376

約数和(自身を除く): 383007888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 131, 144, 192, 256, 262, 288, 331, 384, 393, 512, 524, 576, 662, 768, 786, 993, 1048, 1152, 1179, 1324, 1536, 1572, 1986, 2096, 2304, 2358, 2648, 2979, 3144, 3972, 4192, 4608, 4716, 5296, 5958, 6288, 7944, 8384, 9432, 10592, 11916, 12576, 15888, 16768, 18864, 21184, 23832, 25152, 31776, 33536, 37728, 42368, 43361, 47664, 50304, 63552, 67072, 75456, 84736, 86722, 95328, 100608, 127104, 130083, 150912, 169472, 173444, 190656, 201216, 254208, 260166, 301824, 346888, 381312, 390249, 508416, 520332, 603648, 693776, 762624, 780498, 1040664, 1387552, 1525248, 1560996, 2081328, 2775104, 3121992, 4162656, 5550208, 6243984, 8325312, 11100416, 12487968, 16650624, 22200832, 24975936, 33301248, 49951872, 66602496, 99903744, 199807488]

約数ペア:

[(1, 199807488), (2, 99903744), (3, 66602496), (4, 49951872), (6, 33301248), (8, 24975936), (9, 22200832), (12, 16650624), (16, 12487968), (18, 11100416), (24, 8325312), (32, 6243984), (36, 5550208), (48, 4162656), (64, 3121992), (72, 2775104), (96, 2081328), (128, 1560996), (131, 1525248), (144, 1387552), (192, 1040664), (256, 780498), (262, 762624), (288, 693776), (331, 603648), (384, 520332), (393, 508416), (512, 390249), (524, 381312), (576, 346888), (662, 301824), (768, 260166), (786, 254208), (993, 201216), (1048, 190656), (1152, 173444), (1179, 169472), (1324, 150912), (1536, 130083), (1572, 127104), (1986, 100608), (2096, 95328), (2304, 86722), (2358, 84736), (2648, 75456), (2979, 67072), (3144, 63552), (3972, 50304), (4192, 47664), (4608, 43361), (4716, 42368), (5296, 37728), (5958, 33536), (6288, 31776), (7944, 25152), (8384, 23832), (9432, 21184), (10592, 18864), (11916, 16768), (12576, 15888)]