1218216960

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{26437}}^1$

素因数の和:26468

約数の個数: 132

約数和(自身を含む): 4221249708

約数和(自身を除く): 3003032748

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 9216, 11520, 15360, 23040, 26437, 46080, 52874, 79311, 105748, 132185, 158622, 211496, 237933, 264370, 317244, 396555, 422992, 475866, 528740, 634488, 793110, 845984, 951732, 1057480, 1189665, 1268976, 1586220, 1691968, 1903464, 2114960, 2379330, 2537952, 3172440, 3383936, 3806928, 4229920, 4758660, 5075904, 6344880, 6767872, 7613856, 8459840, 9517320, 10151808, 12689760, 13535744, 15227712, 16919680, 19034640, 20303616, 25379520, 27071488, 30455424, 33839360, 38069280, 40607232, 50759040, 60910848, 67678720, 76138560, 81214464, 101518080, 121821696, 135357440, 152277120, 203036160, 243643392, 304554240, 406072320, 609108480, 1218216960]

約数ペア:

[(1, 1218216960), (2, 609108480), (3, 406072320), (4, 304554240), (5, 243643392), (6, 203036160), (8, 152277120), (9, 135357440), (10, 121821696), (12, 101518080), (15, 81214464), (16, 76138560), (18, 67678720), (20, 60910848), (24, 50759040), (30, 40607232), (32, 38069280), (36, 33839360), (40, 30455424), (45, 27071488), (48, 25379520), (60, 20303616), (64, 19034640), (72, 16919680), (80, 15227712), (90, 13535744), (96, 12689760), (120, 10151808), (128, 9517320), (144, 8459840), (160, 7613856), (180, 6767872), (192, 6344880), (240, 5075904), (256, 4758660), (288, 4229920), (320, 3806928), (360, 3383936), (384, 3172440), (480, 2537952), (512, 2379330), (576, 2114960), (640, 1903464), (720, 1691968), (768, 1586220), (960, 1268976), (1024, 1189665), (1152, 1057480), (1280, 951732), (1440, 845984), (1536, 793110), (1920, 634488), (2304, 528740), (2560, 475866), (2880, 422992), (3072, 396555), (3840, 317244), (4608, 264370), (5120, 237933), (5760, 211496), (7680, 158622), (9216, 132185), (11520, 105748), (15360, 79311), (23040, 52874), (26437, 46080)]