1688701440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 320

約数和(自身を含む): 5741632512

約数和(自身を除く): 4052931072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 64, 80, 82, 93, 96, 120, 123, 124, 128, 155, 160, 164, 173, 186, 192, 205, 240, 246, 248, 256, 310, 320, 328, 346, 372, 384, 410, 465, 480, 492, 496, 512, 519, 615, 620, 640, 656, 692, 744, 768, 820, 865, 930, 960, 984, 992, 1038, 1230, 1240, 1271, 1280, 1312, 1384, 1488, 1536, 1640, 1730, 1860, 1920, 1968, 1984, 2076, 2460, 2480, 2542, 2560, 2595, 2624, 2768, 2976, 3280, 3460, 3720, 3813, 3840, 3936, 3968, 4152, 4920, 4960, 5084, 5190, 5248, 5363, 5536, 5952, 6355, 6560, 6920, 7093, 7440, 7626, 7680, 7872, 7936, 8304, 9840, 9920, 10168, 10380, 10496, 10726, 11072, 11904, 12710, 13120, 13840, 14186, 14880, 15252, 15744, 15872, 16089, 16608, 19065, 19680, 19840, 20336, 20760, 20992, 21279, 21452, 22144, 23808, 25420, 26240, 26815, 27680, 28372, 29760, 30504, 31488, 32178, 33216, 35465, 38130, 39360, 39680, 40672, 41520, 42558, 42904, 44288, 47616, 50840, 52480, 53630, 55360, 56744, 59520, 61008, 62976, 64356, 66432, 70930, 76260, 78720, 79360, 80445, 81344, 83040, 85116, 85808, 88576, 101680, 104960, 106395, 107260, 110720, 113488, 119040, 122016, 128712, 132864, 141860, 152520, 157440, 160890, 162688, 166080, 170232, 171616, 203360, 212790, 214520, 219883, 221440, 226976, 238080, 244032, 257424, 265728, 283720, 305040, 314880, 321780, 325376, 332160, 340464, 343232, 406720, 425580, 429040, 439766, 442880, 453952, 488064, 514848, 567440, 610080, 643560, 650752, 659649, 664320, 680928, 686464, 813440, 851160, 858080, 879532, 907904, 976128, 1029696, 1099415, 1134880, 1220160, 1287120, 1319298, 1328640, 1361856, 1372928, 1626880, 1702320, 1716160, 1759064, 1815808, 1952256, 2059392, 2198830, 2269760, 2440320, 2574240, 2638596, 2723712, 2745856, 3253760, 3298245, 3404640, 3432320, 3518128, 3631616, 4118784, 4397660, 4539520, 4880640, 5148480, 5277192, 5447424, 6596490, 6809280, 6864640, 7036256, 8237568, 8795320, 9079040, 9761280, 10296960, 10554384, 10894848, 13192980, 13618560, 13729280, 14072512, 17590640, 18158080, 20593920, 21108768, 26385960, 27237120, 28145024, 35181280, 41187840, 42217536, 52771920, 54474240, 56290048, 70362560, 84435072, 105543840, 112580096, 140725120, 168870144, 211087680, 281450240, 337740288, 422175360, 562900480, 844350720, 1688701440]

約数ペア:

[(1, 1688701440), (2, 844350720), (3, 562900480), (4, 422175360), (5, 337740288), (6, 281450240), (8, 211087680), (10, 168870144), (12, 140725120), (15, 112580096), (16, 105543840), (20, 84435072), (24, 70362560), (30, 56290048), (31, 54474240), (32, 52771920), (40, 42217536), (41, 41187840), (48, 35181280), (60, 28145024), (62, 27237120), (64, 26385960), (80, 21108768), (82, 20593920), (93, 18158080), (96, 17590640), (120, 14072512), (123, 13729280), (124, 13618560), (128, 13192980), (155, 10894848), (160, 10554384), (164, 10296960), (173, 9761280), (186, 9079040), (192, 8795320), (205, 8237568), (240, 7036256), (246, 6864640), (248, 6809280), (256, 6596490), (310, 5447424), (320, 5277192), (328, 5148480), (346, 4880640), (372, 4539520), (384, 4397660), (410, 4118784), (465, 3631616), (480, 3518128), (492, 3432320), (496, 3404640), (512, 3298245), (519, 3253760), (615, 2745856), (620, 2723712), (640, 2638596), (656, 2574240), (692, 2440320), (744, 2269760), (768, 2198830), (820, 2059392), (865, 1952256), (930, 1815808), (960, 1759064), (984, 1716160), (992, 1702320), (1038, 1626880), (1230, 1372928), (1240, 1361856), (1271, 1328640), (1280, 1319298), (1312, 1287120), (1384, 1220160), (1488, 1134880), (1536, 1099415), (1640, 1029696), (1730, 976128), (1860, 907904), (1920, 879532), (1968, 858080), (1984, 851160), (2076, 813440), (2460, 686464), (2480, 680928), (2542, 664320), (2560, 659649), (2595, 650752), (2624, 643560), (2768, 610080), (2976, 567440), (3280, 514848), (3460, 488064), (3720, 453952), (3813, 442880), (3840, 439766), (3936, 429040), (3968, 425580), (4152, 406720), (4920, 343232), (4960, 340464), (5084, 332160), (5190, 325376), (5248, 321780), (5363, 314880), (5536, 305040), (5952, 283720), (6355, 265728), (6560, 257424), (6920, 244032), (7093, 238080), (7440, 226976), (7626, 221440), (7680, 219883), (7872, 214520), (7936, 212790), (8304, 203360), (9840, 171616), (9920, 170232), (10168, 166080), (10380, 162688), (10496, 160890), (10726, 157440), (11072, 152520), (11904, 141860), (12710, 132864), (13120, 128712), (13840, 122016), (14186, 119040), (14880, 113488), (15252, 110720), (15744, 107260), (15872, 106395), (16089, 104960), (16608, 101680), (19065, 88576), (19680, 85808), (19840, 85116), (20336, 83040), (20760, 81344), (20992, 80445), (21279, 79360), (21452, 78720), (22144, 76260), (23808, 70930), (25420, 66432), (26240, 64356), (26815, 62976), (27680, 61008), (28372, 59520), (29760, 56744), (30504, 55360), (31488, 53630), (32178, 52480), (33216, 50840), (35465, 47616), (38130, 44288), (39360, 42904), (39680, 42558), (40672, 41520)]