2989854720

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{5407}}^1$

素因数の和:5445

約数の個数: 208

約数和(自身を含む): 10631262720

約数和(自身を除く): 7641408000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 5120, 5407, 5760, 6144, 6912, 7680, 8640, 9216, 10240, 10814, 11520, 12288, 13824, 15360, 16221, 17280, 18432, 20480, 21628, 23040, 27035, 27648, 30720, 32442, 34560, 36864, 43256, 46080, 48663, 54070, 55296, 61440, 64884, 69120, 81105, 86512, 92160, 97326, 108140, 110592, 129768, 138240, 145989, 162210, 173024, 184320, 194652, 216280, 243315, 259536, 276480, 291978, 324420, 346048, 389304, 432560, 486630, 519072, 552960, 583956, 648840, 692096, 729945, 778608, 865120, 973260, 1038144, 1167912, 1297680, 1384192, 1459890, 1557216, 1730240, 1946520, 2076288, 2335824, 2595360, 2768384, 2919780, 3114432, 3460480, 3893040, 4152576, 4671648, 5190720, 5536768, 5839560, 6228864, 6920960, 7786080, 8305152, 9343296, 10381440, 11073536, 11679120, 12457728, 13841920, 15572160, 16610304, 18686592, 20762880, 22147072, 23358240, 24915456, 27683840, 31144320, 33220608, 37373184, 41525760, 46716480, 49830912, 55367680, 62288640, 66441216, 74746368, 83051520, 93432960, 99661824, 110735360, 124577280, 149492736, 166103040, 186865920, 199323648, 249154560, 298985472, 332206080, 373731840, 498309120, 597970944, 747463680, 996618240, 1494927360, 2989854720]

約数ペア:

[(1, 2989854720), (2, 1494927360), (3, 996618240), (4, 747463680), (5, 597970944), (6, 498309120), (8, 373731840), (9, 332206080), (10, 298985472), (12, 249154560), (15, 199323648), (16, 186865920), (18, 166103040), (20, 149492736), (24, 124577280), (27, 110735360), (30, 99661824), (32, 93432960), (36, 83051520), (40, 74746368), (45, 66441216), (48, 62288640), (54, 55367680), (60, 49830912), (64, 46716480), (72, 41525760), (80, 37373184), (90, 33220608), (96, 31144320), (108, 27683840), (120, 24915456), (128, 23358240), (135, 22147072), (144, 20762880), (160, 18686592), (180, 16610304), (192, 15572160), (216, 13841920), (240, 12457728), (256, 11679120), (270, 11073536), (288, 10381440), (320, 9343296), (360, 8305152), (384, 7786080), (432, 6920960), (480, 6228864), (512, 5839560), (540, 5536768), (576, 5190720), (640, 4671648), (720, 4152576), (768, 3893040), (864, 3460480), (960, 3114432), (1024, 2919780), (1080, 2768384), (1152, 2595360), (1280, 2335824), (1440, 2076288), (1536, 1946520), (1728, 1730240), (1920, 1557216), (2048, 1459890), (2160, 1384192), (2304, 1297680), (2560, 1167912), (2880, 1038144), (3072, 973260), (3456, 865120), (3840, 778608), (4096, 729945), (4320, 692096), (4608, 648840), (5120, 583956), (5407, 552960), (5760, 519072), (6144, 486630), (6912, 432560), (7680, 389304), (8640, 346048), (9216, 324420), (10240, 291978), (10814, 276480), (11520, 259536), (12288, 243315), (13824, 216280), (15360, 194652), (16221, 184320), (17280, 173024), (18432, 162210), (20480, 145989), (21628, 138240), (23040, 129768), (27035, 110592), (27648, 108140), (30720, 97326), (32442, 92160), (34560, 86512), (36864, 81105), (43256, 69120), (46080, 64884), (48663, 61440), (54070, 55296)]