2867281920

素因数分解:

$2^{14}\times 3^2\times 5^1\times {\mathrm{3889}}^1$

素因数の和:3928

約数の個数: 180

約数和(自身を含む): 9942163140

約数和(自身を除く): 7074881220

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, 2048, 2304, 2560, 2880, 3072, 3840, 3889, 4096, 4608, 5120, 5760, 6144, 7680, 7778, 8192, 9216, 10240, 11520, 11667, 12288, 15360, 15556, 16384, 18432, 19445, 20480, 23040, 23334, 24576, 30720, 31112, 35001, 36864, 38890, 40960, 46080, 46668, 49152, 58335, 61440, 62224, 70002, 73728, 77780, 81920, 92160, 93336, 116670, 122880, 124448, 140004, 147456, 155560, 175005, 184320, 186672, 233340, 245760, 248896, 280008, 311120, 350010, 368640, 373344, 466680, 497792, 560016, 622240, 700020, 737280, 746688, 933360, 995584, 1120032, 1244480, 1400040, 1493376, 1866720, 1991168, 2240064, 2488960, 2800080, 2986752, 3733440, 3982336, 4480128, 4977920, 5600160, 5973504, 7466880, 7964672, 8960256, 9955840, 11200320, 11947008, 14933760, 15929344, 17920512, 19911680, 22400640, 23894016, 29867520, 31858688, 35841024, 39823360, 44801280, 47788032, 59735040, 63717376, 71682048, 79646720, 89602560, 95576064, 119470080, 143364096, 159293440, 179205120, 191152128, 238940160, 286728192, 318586880, 358410240, 477880320, 573456384, 716820480, 955760640, 1433640960, 2867281920]

約数ペア:

[(1, 2867281920), (2, 1433640960), (3, 955760640), (4, 716820480), (5, 573456384), (6, 477880320), (8, 358410240), (9, 318586880), (10, 286728192), (12, 238940160), (15, 191152128), (16, 179205120), (18, 159293440), (20, 143364096), (24, 119470080), (30, 95576064), (32, 89602560), (36, 79646720), (40, 71682048), (45, 63717376), (48, 59735040), (60, 47788032), (64, 44801280), (72, 39823360), (80, 35841024), (90, 31858688), (96, 29867520), (120, 23894016), (128, 22400640), (144, 19911680), (160, 17920512), (180, 15929344), (192, 14933760), (240, 11947008), (256, 11200320), (288, 9955840), (320, 8960256), (360, 7964672), (384, 7466880), (480, 5973504), (512, 5600160), (576, 4977920), (640, 4480128), (720, 3982336), (768, 3733440), (960, 2986752), (1024, 2800080), (1152, 2488960), (1280, 2240064), (1440, 1991168), (1536, 1866720), (1920, 1493376), (2048, 1400040), (2304, 1244480), (2560, 1120032), (2880, 995584), (3072, 933360), (3840, 746688), (3889, 737280), (4096, 700020), (4608, 622240), (5120, 560016), (5760, 497792), (6144, 466680), (7680, 373344), (7778, 368640), (8192, 350010), (9216, 311120), (10240, 280008), (11520, 248896), (11667, 245760), (12288, 233340), (15360, 186672), (15556, 184320), (16384, 175005), (18432, 155560), (19445, 147456), (20480, 140004), (23040, 124448), (23334, 122880), (24576, 116670), (30720, 93336), (31112, 92160), (35001, 81920), (36864, 77780), (38890, 73728), (40960, 70002), (46080, 62224), (46668, 61440), (49152, 58335)]