1721794560

素因数分解:

$2^{15}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:182

約数の個数: 256

約数和(自身を含む): 5737720320

約数和(自身を除く): 4015925760

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, 113, 120, 124, 128, 155, 160, 186, 192, 226, 240, 248, 256, 310, 320, 339, 372, 384, 452, 465, 480, 496, 512, 565, 620, 640, 678, 744, 768, 904, 930, 960, 992, 1024, 1130, 1240, 1280, 1356, 1488, 1536, 1695, 1808, 1860, 1920, 1984, 2048, 2260, 2480, 2560, 2712, 2976, 3072, 3390, 3503, 3616, 3720, 3840, 3968, 4096, 4520, 4960, 5120, 5424, 5952, 6144, 6780, 7006, 7232, 7440, 7680, 7936, 8192, 9040, 9920, 10240, 10509, 10848, 11904, 12288, 13560, 14012, 14464, 14880, 15360, 15872, 16384, 17515, 18080, 19840, 20480, 21018, 21696, 23808, 24576, 27120, 28024, 28928, 29760, 30720, 31744, 32768, 35030, 36160, 39680, 40960, 42036, 43392, 47616, 49152, 52545, 54240, 56048, 57856, 59520, 61440, 63488, 70060, 72320, 79360, 81920, 84072, 86784, 95232, 98304, 105090, 108480, 112096, 115712, 119040, 122880, 126976, 140120, 144640, 158720, 163840, 168144, 173568, 190464, 210180, 216960, 224192, 231424, 238080, 245760, 253952, 280240, 289280, 317440, 336288, 347136, 380928, 420360, 433920, 448384, 462848, 476160, 491520, 507904, 560480, 578560, 634880, 672576, 694272, 761856, 840720, 867840, 896768, 925696, 952320, 1015808, 1120960, 1157120, 1269760, 1345152, 1388544, 1523712, 1681440, 1735680, 1793536, 1851392, 1904640, 2241920, 2314240, 2539520, 2690304, 2777088, 3047424, 3362880, 3471360, 3587072, 3702784, 3809280, 4483840, 4628480, 5079040, 5380608, 5554176, 6725760, 6942720, 7174144, 7618560, 8967680, 9256960, 10761216, 11108352, 13451520, 13885440, 14348288, 15237120, 17935360, 18513920, 21522432, 26903040, 27770880, 28696576, 35870720, 43044864, 53806080, 55541760, 57393152, 71741440, 86089728, 107612160, 114786304, 143482880, 172179456, 215224320, 286965760, 344358912, 430448640, 573931520, 860897280, 1721794560]

約数ペア:

[(1, 1721794560), (2, 860897280), (3, 573931520), (4, 430448640), (5, 344358912), (6, 286965760), (8, 215224320), (10, 172179456), (12, 143482880), (15, 114786304), (16, 107612160), (20, 86089728), (24, 71741440), (30, 57393152), (31, 55541760), (32, 53806080), (40, 43044864), (48, 35870720), (60, 28696576), (62, 27770880), (64, 26903040), (80, 21522432), (93, 18513920), (96, 17935360), (113, 15237120), (120, 14348288), (124, 13885440), (128, 13451520), (155, 11108352), (160, 10761216), (186, 9256960), (192, 8967680), (226, 7618560), (240, 7174144), (248, 6942720), (256, 6725760), (310, 5554176), (320, 5380608), (339, 5079040), (372, 4628480), (384, 4483840), (452, 3809280), (465, 3702784), (480, 3587072), (496, 3471360), (512, 3362880), (565, 3047424), (620, 2777088), (640, 2690304), (678, 2539520), (744, 2314240), (768, 2241920), (904, 1904640), (930, 1851392), (960, 1793536), (992, 1735680), (1024, 1681440), (1130, 1523712), (1240, 1388544), (1280, 1345152), (1356, 1269760), (1488, 1157120), (1536, 1120960), (1695, 1015808), (1808, 952320), (1860, 925696), (1920, 896768), (1984, 867840), (2048, 840720), (2260, 761856), (2480, 694272), (2560, 672576), (2712, 634880), (2976, 578560), (3072, 560480), (3390, 507904), (3503, 491520), (3616, 476160), (3720, 462848), (3840, 448384), (3968, 433920), (4096, 420360), (4520, 380928), (4960, 347136), (5120, 336288), (5424, 317440), (5952, 289280), (6144, 280240), (6780, 253952), (7006, 245760), (7232, 238080), (7440, 231424), (7680, 224192), (7936, 216960), (8192, 210180), (9040, 190464), (9920, 173568), (10240, 168144), (10509, 163840), (10848, 158720), (11904, 144640), (12288, 140120), (13560, 126976), (14012, 122880), (14464, 119040), (14880, 115712), (15360, 112096), (15872, 108480), (16384, 105090), (17515, 98304), (18080, 95232), (19840, 86784), (20480, 84072), (21018, 81920), (21696, 79360), (23808, 72320), (24576, 70060), (27120, 63488), (28024, 61440), (28928, 59520), (29760, 57856), (30720, 56048), (31744, 54240), (32768, 52545), (35030, 49152), (36160, 47616), (39680, 43392), (40960, 42036)]