8478720

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{23}}^1$

素因数の和:60

約数の個数: 168

約数和(自身を含む): 30668976

約数和(自身を除く): 22190256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 512, 552, 576, 640, 690, 720, 736, 768, 828, 920, 960, 1024, 1035, 1104, 1152, 1280, 1380, 1440, 1472, 1536, 1656, 1840, 1920, 2048, 2070, 2208, 2304, 2560, 2760, 2880, 2944, 3072, 3312, 3680, 3840, 4096, 4140, 4416, 4608, 5120, 5520, 5760, 5888, 6144, 6624, 7360, 7680, 8192, 8280, 8832, 9216, 10240, 11040, 11520, 11776, 12288, 13248, 14720, 15360, 16560, 17664, 18432, 20480, 22080, 23040, 23552, 24576, 26496, 29440, 30720, 33120, 35328, 36864, 40960, 44160, 46080, 47104, 52992, 58880, 61440, 66240, 70656, 73728, 88320, 92160, 94208, 105984, 117760, 122880, 132480, 141312, 176640, 184320, 188416, 211968, 235520, 264960, 282624, 353280, 368640, 423936, 471040, 529920, 565248, 706560, 847872, 942080, 1059840, 1413120, 1695744, 2119680, 2826240, 4239360, 8478720]

約数ペア:

[(1, 8478720), (2, 4239360), (3, 2826240), (4, 2119680), (5, 1695744), (6, 1413120), (8, 1059840), (9, 942080), (10, 847872), (12, 706560), (15, 565248), (16, 529920), (18, 471040), (20, 423936), (23, 368640), (24, 353280), (30, 282624), (32, 264960), (36, 235520), (40, 211968), (45, 188416), (46, 184320), (48, 176640), (60, 141312), (64, 132480), (69, 122880), (72, 117760), (80, 105984), (90, 94208), (92, 92160), (96, 88320), (115, 73728), (120, 70656), (128, 66240), (138, 61440), (144, 58880), (160, 52992), (180, 47104), (184, 46080), (192, 44160), (207, 40960), (230, 36864), (240, 35328), (256, 33120), (276, 30720), (288, 29440), (320, 26496), (345, 24576), (360, 23552), (368, 23040), (384, 22080), (414, 20480), (460, 18432), (480, 17664), (512, 16560), (552, 15360), (576, 14720), (640, 13248), (690, 12288), (720, 11776), (736, 11520), (768, 11040), (828, 10240), (920, 9216), (960, 8832), (1024, 8280), (1035, 8192), (1104, 7680), (1152, 7360), (1280, 6624), (1380, 6144), (1440, 5888), (1472, 5760), (1536, 5520), (1656, 5120), (1840, 4608), (1920, 4416), (2048, 4140), (2070, 4096), (2208, 3840), (2304, 3680), (2560, 3312), (2760, 3072), (2880, 2944)]