278017920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 320

約数和(自身を含む): 1030803840

約数和(自身を除く): 752785920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 173, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 324, 346, 360, 372, 384, 405, 432, 465, 480, 496, 519, 540, 558, 576, 620, 640, 648, 692, 720, 744, 810, 837, 864, 865, 930, 960, 992, 1038, 1080, 1116, 1152, 1240, 1296, 1384, 1395, 1440, 1488, 1557, 1620, 1674, 1728, 1730, 1860, 1920, 1984, 2076, 2160, 2232, 2480, 2511, 2592, 2595, 2768, 2790, 2880, 2976, 3114, 3240, 3348, 3456, 3460, 3720, 3968, 4152, 4185, 4320, 4464, 4671, 4960, 5022, 5184, 5190, 5363, 5536, 5580, 5760, 5952, 6228, 6480, 6696, 6920, 7440, 7785, 8304, 8370, 8640, 8928, 9342, 9920, 10044, 10368, 10380, 10726, 11072, 11160, 11904, 12456, 12555, 12960, 13392, 13840, 14013, 14880, 15570, 16089, 16608, 16740, 17280, 17856, 18684, 19840, 20088, 20760, 21452, 22144, 22320, 23355, 24912, 25110, 25920, 26784, 26815, 27680, 28026, 29760, 31140, 32178, 33216, 33480, 35712, 37368, 40176, 41520, 42904, 44640, 46710, 48267, 49824, 50220, 51840, 53568, 53630, 55360, 56052, 59520, 62280, 64356, 66432, 66960, 70065, 74736, 80352, 80445, 83040, 85808, 89280, 93420, 96534, 99648, 100440, 107136, 107260, 110720, 112104, 124560, 128712, 133920, 140130, 144801, 149472, 160704, 160890, 166080, 171616, 178560, 186840, 193068, 199296, 200880, 214520, 224208, 241335, 249120, 257424, 267840, 280260, 289602, 298944, 321408, 321780, 332160, 343232, 373680, 386136, 401760, 429040, 434403, 448416, 482670, 498240, 514848, 535680, 560520, 579204, 597888, 643560, 686464, 724005, 747360, 772272, 803520, 858080, 868806, 896832, 965340, 996480, 1029696, 1121040, 1158408, 1287120, 1448010, 1494720, 1544544, 1607040, 1716160, 1737612, 1793664, 1930680, 2059392, 2172015, 2242080, 2316816, 2574240, 2896020, 2989440, 3089088, 3432320, 3475224, 3861360, 4344030, 4484160, 4633632, 5148480, 5792040, 6178176, 6950448, 7722720, 8688060, 8968320, 9267264, 10296960, 11584080, 13900896, 15445440, 17376120, 18534528, 23168160, 27801792, 30890880, 34752240, 46336320, 55603584, 69504480, 92672640, 139008960, 278017920]

約数ペア:

[(1, 278017920), (2, 139008960), (3, 92672640), (4, 69504480), (5, 55603584), (6, 46336320), (8, 34752240), (9, 30890880), (10, 27801792), (12, 23168160), (15, 18534528), (16, 17376120), (18, 15445440), (20, 13900896), (24, 11584080), (27, 10296960), (30, 9267264), (31, 8968320), (32, 8688060), (36, 7722720), (40, 6950448), (45, 6178176), (48, 5792040), (54, 5148480), (60, 4633632), (62, 4484160), (64, 4344030), (72, 3861360), (80, 3475224), (81, 3432320), (90, 3089088), (93, 2989440), (96, 2896020), (108, 2574240), (120, 2316816), (124, 2242080), (128, 2172015), (135, 2059392), (144, 1930680), (155, 1793664), (160, 1737612), (162, 1716160), (173, 1607040), (180, 1544544), (186, 1494720), (192, 1448010), (216, 1287120), (240, 1158408), (248, 1121040), (270, 1029696), (279, 996480), (288, 965340), (310, 896832), (320, 868806), (324, 858080), (346, 803520), (360, 772272), (372, 747360), (384, 724005), (405, 686464), (432, 643560), (465, 597888), (480, 579204), (496, 560520), (519, 535680), (540, 514848), (558, 498240), (576, 482670), (620, 448416), (640, 434403), (648, 429040), (692, 401760), (720, 386136), (744, 373680), (810, 343232), (837, 332160), (864, 321780), (865, 321408), (930, 298944), (960, 289602), (992, 280260), (1038, 267840), (1080, 257424), (1116, 249120), (1152, 241335), (1240, 224208), (1296, 214520), (1384, 200880), (1395, 199296), (1440, 193068), (1488, 186840), (1557, 178560), (1620, 171616), (1674, 166080), (1728, 160890), (1730, 160704), (1860, 149472), (1920, 144801), (1984, 140130), (2076, 133920), (2160, 128712), (2232, 124560), (2480, 112104), (2511, 110720), (2592, 107260), (2595, 107136), (2768, 100440), (2790, 99648), (2880, 96534), (2976, 93420), (3114, 89280), (3240, 85808), (3348, 83040), (3456, 80445), (3460, 80352), (3720, 74736), (3968, 70065), (4152, 66960), (4185, 66432), (4320, 64356), (4464, 62280), (4671, 59520), (4960, 56052), (5022, 55360), (5184, 53630), (5190, 53568), (5363, 51840), (5536, 50220), (5580, 49824), (5760, 48267), (5952, 46710), (6228, 44640), (6480, 42904), (6696, 41520), (6920, 40176), (7440, 37368), (7785, 35712), (8304, 33480), (8370, 33216), (8640, 32178), (8928, 31140), (9342, 29760), (9920, 28026), (10044, 27680), (10368, 26815), (10380, 26784), (10726, 25920), (11072, 25110), (11160, 24912), (11904, 23355), (12456, 22320), (12555, 22144), (12960, 21452), (13392, 20760), (13840, 20088), (14013, 19840), (14880, 18684), (15570, 17856), (16089, 17280), (16608, 16740)]