821393856

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:499

約数の個数: 168

約数和(自身を含む): 2454152064

約数和(自身を除く): 1632758208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 157, 186, 192, 248, 279, 288, 293, 314, 372, 471, 496, 558, 576, 586, 628, 744, 879, 942, 992, 1116, 1172, 1256, 1413, 1488, 1758, 1884, 1984, 2232, 2344, 2512, 2637, 2826, 2976, 3516, 3768, 4464, 4688, 4867, 5024, 5274, 5652, 5952, 7032, 7536, 8928, 9083, 9376, 9734, 10048, 10548, 11304, 14064, 14601, 15072, 17856, 18166, 18752, 19468, 21096, 22608, 27249, 28128, 29202, 30144, 36332, 38936, 42192, 43803, 45216, 46001, 54498, 56256, 58404, 72664, 77872, 81747, 84384, 87606, 90432, 92002, 108996, 116808, 138003, 145328, 155744, 163494, 168768, 175212, 184004, 217992, 233616, 276006, 290656, 311488, 326988, 350424, 368008, 414009, 435984, 467232, 552012, 581312, 653976, 700848, 736016, 828018, 871968, 934464, 1104024, 1307952, 1401696, 1426031, 1472032, 1656036, 1743936, 2208048, 2615904, 2803392, 2852062, 2944064, 3312072, 4278093, 4416096, 5231808, 5704124, 6624144, 8556186, 8832192, 11408248, 12834279, 13248288, 17112372, 22816496, 25668558, 26496576, 34224744, 45632992, 51337116, 68449488, 91265984, 102674232, 136898976, 205348464, 273797952, 410696928, 821393856]

約数ペア:

[(1, 821393856), (2, 410696928), (3, 273797952), (4, 205348464), (6, 136898976), (8, 102674232), (9, 91265984), (12, 68449488), (16, 51337116), (18, 45632992), (24, 34224744), (31, 26496576), (32, 25668558), (36, 22816496), (48, 17112372), (62, 13248288), (64, 12834279), (72, 11408248), (93, 8832192), (96, 8556186), (124, 6624144), (144, 5704124), (157, 5231808), (186, 4416096), (192, 4278093), (248, 3312072), (279, 2944064), (288, 2852062), (293, 2803392), (314, 2615904), (372, 2208048), (471, 1743936), (496, 1656036), (558, 1472032), (576, 1426031), (586, 1401696), (628, 1307952), (744, 1104024), (879, 934464), (942, 871968), (992, 828018), (1116, 736016), (1172, 700848), (1256, 653976), (1413, 581312), (1488, 552012), (1758, 467232), (1884, 435984), (1984, 414009), (2232, 368008), (2344, 350424), (2512, 326988), (2637, 311488), (2826, 290656), (2976, 276006), (3516, 233616), (3768, 217992), (4464, 184004), (4688, 175212), (4867, 168768), (5024, 163494), (5274, 155744), (5652, 145328), (5952, 138003), (7032, 116808), (7536, 108996), (8928, 92002), (9083, 90432), (9376, 87606), (9734, 84384), (10048, 81747), (10548, 77872), (11304, 72664), (14064, 58404), (14601, 56256), (15072, 54498), (17856, 46001), (18166, 45216), (18752, 43803), (19468, 42192), (21096, 38936), (22608, 36332), (27249, 30144), (28128, 29202)]