861909120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1668

約数の個数: 256

約数和(自身を含む): 3153024000

約数和(自身を除く): 2291114880

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, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1609, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3218, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4827, 4960, 5580, 5760, 5952, 6436, 6696, 7440, 8045, 8370, 8640, 8928, 9654, 9920, 11160, 11904, 12872, 13392, 14481, 14880, 16090, 16740, 17280, 17856, 19308, 19840, 22320, 24135, 25744, 26784, 28962, 29760, 32180, 33480, 35712, 38616, 43443, 44640, 48270, 49879, 51488, 53568, 57924, 59520, 64360, 66960, 72405, 77232, 86886, 89280, 96540, 99758, 102976, 107136, 115848, 128720, 133920, 144810, 149637, 154464, 173772, 178560, 193080, 199516, 205952, 217215, 231696, 249395, 257440, 267840, 289620, 299274, 308928, 347544, 386160, 399032, 434430, 448911, 463392, 498790, 514880, 535680, 579240, 598548, 617856, 695088, 748185, 772320, 798064, 868860, 897822, 926784, 997580, 1029760, 1158480, 1197096, 1346733, 1390176, 1496370, 1544640, 1596128, 1737720, 1795644, 1853568, 1995160, 2244555, 2316960, 2394192, 2693466, 2780352, 2992740, 3089280, 3192256, 3475440, 3591288, 3990320, 4489110, 4633920, 4788384, 5386932, 5560704, 5985480, 6384512, 6733665, 6950880, 7182576, 7980640, 8978220, 9267840, 9576768, 10773864, 11970960, 13467330, 13901760, 14365152, 15961280, 17956440, 19153536, 21547728, 23941920, 26934660, 27803520, 28730304, 31922560, 35912880, 43095456, 47883840, 53869320, 57460608, 71825760, 86190912, 95767680, 107738640, 143651520, 172381824, 215477280, 287303040, 430954560, 861909120]

約数ペア:

[(1, 861909120), (2, 430954560), (3, 287303040), (4, 215477280), (5, 172381824), (6, 143651520), (8, 107738640), (9, 95767680), (10, 86190912), (12, 71825760), (15, 57460608), (16, 53869320), (18, 47883840), (20, 43095456), (24, 35912880), (27, 31922560), (30, 28730304), (31, 27803520), (32, 26934660), (36, 23941920), (40, 21547728), (45, 19153536), (48, 17956440), (54, 15961280), (60, 14365152), (62, 13901760), (64, 13467330), (72, 11970960), (80, 10773864), (90, 9576768), (93, 9267840), (96, 8978220), (108, 7980640), (120, 7182576), (124, 6950880), (128, 6733665), (135, 6384512), (144, 5985480), (155, 5560704), (160, 5386932), (180, 4788384), (186, 4633920), (192, 4489110), (216, 3990320), (240, 3591288), (248, 3475440), (270, 3192256), (279, 3089280), (288, 2992740), (310, 2780352), (320, 2693466), (360, 2394192), (372, 2316960), (384, 2244555), (432, 1995160), (465, 1853568), (480, 1795644), (496, 1737720), (540, 1596128), (558, 1544640), (576, 1496370), (620, 1390176), (640, 1346733), (720, 1197096), (744, 1158480), (837, 1029760), (864, 997580), (930, 926784), (960, 897822), (992, 868860), (1080, 798064), (1116, 772320), (1152, 748185), (1240, 695088), (1395, 617856), (1440, 598548), (1488, 579240), (1609, 535680), (1674, 514880), (1728, 498790), (1860, 463392), (1920, 448911), (1984, 434430), (2160, 399032), (2232, 386160), (2480, 347544), (2790, 308928), (2880, 299274), (2976, 289620), (3218, 267840), (3348, 257440), (3456, 249395), (3720, 231696), (3968, 217215), (4185, 205952), (4320, 199516), (4464, 193080), (4827, 178560), (4960, 173772), (5580, 154464), (5760, 149637), (5952, 144810), (6436, 133920), (6696, 128720), (7440, 115848), (8045, 107136), (8370, 102976), (8640, 99758), (8928, 96540), (9654, 89280), (9920, 86886), (11160, 77232), (11904, 72405), (12872, 66960), (13392, 64360), (14481, 59520), (14880, 57924), (16090, 53568), (16740, 51488), (17280, 49879), (17856, 48270), (19308, 44640), (19840, 43443), (22320, 38616), (24135, 35712), (25744, 33480), (26784, 32180), (28962, 29760)]