399790080

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{241}}^1$

素因数の和:282

約数の個数: 260

約数和(自身を含む): 1439093172

約数和(自身を除く): 1039303092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 241, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 482, 512, 540, 576, 640, 648, 720, 723, 768, 810, 864, 960, 964, 1024, 1080, 1152, 1205, 1280, 1296, 1440, 1446, 1536, 1620, 1728, 1920, 1928, 2048, 2160, 2169, 2304, 2410, 2560, 2592, 2880, 2892, 3072, 3240, 3456, 3615, 3840, 3856, 4096, 4320, 4338, 4608, 4820, 5120, 5184, 5760, 5784, 6144, 6480, 6507, 6912, 7230, 7680, 7712, 8640, 8676, 9216, 9640, 10240, 10368, 10845, 11520, 11568, 12288, 12960, 13014, 13824, 14460, 15360, 15424, 17280, 17352, 18432, 19280, 19521, 20480, 20736, 21690, 23040, 23136, 25920, 26028, 27648, 28920, 30720, 30848, 32535, 34560, 34704, 36864, 38560, 39042, 41472, 43380, 46080, 46272, 51840, 52056, 55296, 57840, 61440, 61696, 65070, 69120, 69408, 77120, 78084, 82944, 86760, 92160, 92544, 97605, 103680, 104112, 110592, 115680, 123392, 130140, 138240, 138816, 154240, 156168, 165888, 173520, 184320, 185088, 195210, 207360, 208224, 231360, 246784, 260280, 276480, 277632, 308480, 312336, 331776, 347040, 370176, 390420, 414720, 416448, 462720, 493568, 520560, 552960, 555264, 616960, 624672, 694080, 740352, 780840, 829440, 832896, 925440, 987136, 1041120, 1110528, 1233920, 1249344, 1388160, 1480704, 1561680, 1658880, 1665792, 1850880, 2082240, 2221056, 2467840, 2498688, 2776320, 2961408, 3123360, 3331584, 3701760, 4164480, 4442112, 4935680, 4997376, 5552640, 6246720, 6663168, 7403520, 8328960, 8884224, 9994752, 11105280, 12493440, 13326336, 14807040, 16657920, 19989504, 22210560, 24986880, 26652672, 33315840, 39979008, 44421120, 49973760, 66631680, 79958016, 99947520, 133263360, 199895040, 399790080]

約数ペア:

[(1, 399790080), (2, 199895040), (3, 133263360), (4, 99947520), (5, 79958016), (6, 66631680), (8, 49973760), (9, 44421120), (10, 39979008), (12, 33315840), (15, 26652672), (16, 24986880), (18, 22210560), (20, 19989504), (24, 16657920), (27, 14807040), (30, 13326336), (32, 12493440), (36, 11105280), (40, 9994752), (45, 8884224), (48, 8328960), (54, 7403520), (60, 6663168), (64, 6246720), (72, 5552640), (80, 4997376), (81, 4935680), (90, 4442112), (96, 4164480), (108, 3701760), (120, 3331584), (128, 3123360), (135, 2961408), (144, 2776320), (160, 2498688), (162, 2467840), (180, 2221056), (192, 2082240), (216, 1850880), (240, 1665792), (241, 1658880), (256, 1561680), (270, 1480704), (288, 1388160), (320, 1249344), (324, 1233920), (360, 1110528), (384, 1041120), (405, 987136), (432, 925440), (480, 832896), (482, 829440), (512, 780840), (540, 740352), (576, 694080), (640, 624672), (648, 616960), (720, 555264), (723, 552960), (768, 520560), (810, 493568), (864, 462720), (960, 416448), (964, 414720), (1024, 390420), (1080, 370176), (1152, 347040), (1205, 331776), (1280, 312336), (1296, 308480), (1440, 277632), (1446, 276480), (1536, 260280), (1620, 246784), (1728, 231360), (1920, 208224), (1928, 207360), (2048, 195210), (2160, 185088), (2169, 184320), (2304, 173520), (2410, 165888), (2560, 156168), (2592, 154240), (2880, 138816), (2892, 138240), (3072, 130140), (3240, 123392), (3456, 115680), (3615, 110592), (3840, 104112), (3856, 103680), (4096, 97605), (4320, 92544), (4338, 92160), (4608, 86760), (4820, 82944), (5120, 78084), (5184, 77120), (5760, 69408), (5784, 69120), (6144, 65070), (6480, 61696), (6507, 61440), (6912, 57840), (7230, 55296), (7680, 52056), (7712, 51840), (8640, 46272), (8676, 46080), (9216, 43380), (9640, 41472), (10240, 39042), (10368, 38560), (10845, 36864), (11520, 34704), (11568, 34560), (12288, 32535), (12960, 30848), (13014, 30720), (13824, 28920), (14460, 27648), (15360, 26028), (15424, 25920), (17280, 23136), (17352, 23040), (18432, 21690), (19280, 20736), (19521, 20480)]