1889402880

素因数分解:

$2^{17}\times 3^1\times 5^1\times {\mathrm{31}}^2$

素因数の和:104

約数の個数: 216

約数和(自身を含む): 6247391976

約数和(自身を除く): 4357989096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 961, 992, 1024, 1240, 1280, 1488, 1536, 1860, 1920, 1922, 1984, 2048, 2480, 2560, 2883, 2976, 3072, 3720, 3840, 3844, 3968, 4096, 4805, 4960, 5120, 5766, 5952, 6144, 7440, 7680, 7688, 7936, 8192, 9610, 9920, 10240, 11532, 11904, 12288, 14415, 14880, 15360, 15376, 15872, 16384, 19220, 19840, 20480, 23064, 23808, 24576, 28830, 29760, 30720, 30752, 31744, 32768, 38440, 39680, 40960, 46128, 47616, 49152, 57660, 59520, 61440, 61504, 63488, 65536, 76880, 79360, 81920, 92256, 95232, 98304, 115320, 119040, 122880, 123008, 126976, 131072, 153760, 158720, 163840, 184512, 190464, 196608, 230640, 238080, 245760, 246016, 253952, 307520, 317440, 327680, 369024, 380928, 393216, 461280, 476160, 491520, 492032, 507904, 615040, 634880, 655360, 738048, 761856, 922560, 952320, 983040, 984064, 1015808, 1230080, 1269760, 1476096, 1523712, 1845120, 1904640, 1966080, 1968128, 2031616, 2460160, 2539520, 2952192, 3047424, 3690240, 3809280, 3936256, 4063232, 4920320, 5079040, 5904384, 6094848, 7380480, 7618560, 7872512, 9840640, 10158080, 11808768, 12189696, 14760960, 15237120, 15745024, 19681280, 20316160, 23617536, 29521920, 30474240, 31490048, 39362560, 47235072, 59043840, 60948480, 62980096, 78725120, 94470144, 118087680, 125960192, 157450240, 188940288, 236175360, 314900480, 377880576, 472350720, 629800960, 944701440, 1889402880]

約数ペア:

[(1, 1889402880), (2, 944701440), (3, 629800960), (4, 472350720), (5, 377880576), (6, 314900480), (8, 236175360), (10, 188940288), (12, 157450240), (15, 125960192), (16, 118087680), (20, 94470144), (24, 78725120), (30, 62980096), (31, 60948480), (32, 59043840), (40, 47235072), (48, 39362560), (60, 31490048), (62, 30474240), (64, 29521920), (80, 23617536), (93, 20316160), (96, 19681280), (120, 15745024), (124, 15237120), (128, 14760960), (155, 12189696), (160, 11808768), (186, 10158080), (192, 9840640), (240, 7872512), (248, 7618560), (256, 7380480), (310, 6094848), (320, 5904384), (372, 5079040), (384, 4920320), (465, 4063232), (480, 3936256), (496, 3809280), (512, 3690240), (620, 3047424), (640, 2952192), (744, 2539520), (768, 2460160), (930, 2031616), (960, 1968128), (961, 1966080), (992, 1904640), (1024, 1845120), (1240, 1523712), (1280, 1476096), (1488, 1269760), (1536, 1230080), (1860, 1015808), (1920, 984064), (1922, 983040), (1984, 952320), (2048, 922560), (2480, 761856), (2560, 738048), (2883, 655360), (2976, 634880), (3072, 615040), (3720, 507904), (3840, 492032), (3844, 491520), (3968, 476160), (4096, 461280), (4805, 393216), (4960, 380928), (5120, 369024), (5766, 327680), (5952, 317440), (6144, 307520), (7440, 253952), (7680, 246016), (7688, 245760), (7936, 238080), (8192, 230640), (9610, 196608), (9920, 190464), (10240, 184512), (11532, 163840), (11904, 158720), (12288, 153760), (14415, 131072), (14880, 126976), (15360, 123008), (15376, 122880), (15872, 119040), (16384, 115320), (19220, 98304), (19840, 95232), (20480, 92256), (23064, 81920), (23808, 79360), (24576, 76880), (28830, 65536), (29760, 63488), (30720, 61504), (30752, 61440), (31744, 59520), (32768, 57660), (38440, 49152), (39680, 47616), (40960, 46128)]