1021040640

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{1231}}^1$

素因数の和:1270

約数の個数: 240

約数和(自身を含む): 3662699040

約数和(自身を除く): 2641658400

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1231, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2048, 2160, 2304, 2462, 2560, 2592, 2880, 3072, 3240, 3456, 3693, 3840, 4320, 4608, 4924, 5120, 5184, 5760, 6144, 6155, 6480, 6912, 7386, 7680, 8640, 9216, 9848, 10240, 10368, 11079, 11520, 12310, 12960, 13824, 14772, 15360, 17280, 18432, 18465, 19696, 20736, 22158, 23040, 24620, 25920, 27648, 29544, 30720, 33237, 34560, 36930, 39392, 41472, 44316, 46080, 49240, 51840, 55296, 55395, 59088, 66474, 69120, 73860, 78784, 82944, 88632, 92160, 98480, 99711, 103680, 110790, 118176, 132948, 138240, 147720, 157568, 165888, 166185, 177264, 196960, 199422, 207360, 221580, 236352, 265896, 276480, 295440, 315136, 332370, 354528, 393920, 398844, 414720, 443160, 472704, 498555, 531792, 590880, 630272, 664740, 709056, 787840, 797688, 829440, 886320, 945408, 997110, 1063584, 1181760, 1260544, 1329480, 1418112, 1575680, 1595376, 1772640, 1890816, 1994220, 2127168, 2363520, 2521088, 2658960, 2836224, 3151360, 3190752, 3545280, 3781632, 3988440, 4254336, 4727040, 5317920, 5672448, 6302720, 6381504, 7090560, 7563264, 7976880, 8508672, 9454080, 10635840, 11344896, 12605440, 12763008, 14181120, 15953760, 17017344, 18908160, 21271680, 22689792, 25526016, 28362240, 31907520, 34034688, 37816320, 42543360, 51052032, 56724480, 63815040, 68069376, 85086720, 102104064, 113448960, 127630080, 170173440, 204208128, 255260160, 340346880, 510520320, 1021040640]

約数ペア:

[(1, 1021040640), (2, 510520320), (3, 340346880), (4, 255260160), (5, 204208128), (6, 170173440), (8, 127630080), (9, 113448960), (10, 102104064), (12, 85086720), (15, 68069376), (16, 63815040), (18, 56724480), (20, 51052032), (24, 42543360), (27, 37816320), (30, 34034688), (32, 31907520), (36, 28362240), (40, 25526016), (45, 22689792), (48, 21271680), (54, 18908160), (60, 17017344), (64, 15953760), (72, 14181120), (80, 12763008), (81, 12605440), (90, 11344896), (96, 10635840), (108, 9454080), (120, 8508672), (128, 7976880), (135, 7563264), (144, 7090560), (160, 6381504), (162, 6302720), (180, 5672448), (192, 5317920), (216, 4727040), (240, 4254336), (256, 3988440), (270, 3781632), (288, 3545280), (320, 3190752), (324, 3151360), (360, 2836224), (384, 2658960), (405, 2521088), (432, 2363520), (480, 2127168), (512, 1994220), (540, 1890816), (576, 1772640), (640, 1595376), (648, 1575680), (720, 1418112), (768, 1329480), (810, 1260544), (864, 1181760), (960, 1063584), (1024, 997110), (1080, 945408), (1152, 886320), (1231, 829440), (1280, 797688), (1296, 787840), (1440, 709056), (1536, 664740), (1620, 630272), (1728, 590880), (1920, 531792), (2048, 498555), (2160, 472704), (2304, 443160), (2462, 414720), (2560, 398844), (2592, 393920), (2880, 354528), (3072, 332370), (3240, 315136), (3456, 295440), (3693, 276480), (3840, 265896), (4320, 236352), (4608, 221580), (4924, 207360), (5120, 199422), (5184, 196960), (5760, 177264), (6144, 166185), (6155, 165888), (6480, 157568), (6912, 147720), (7386, 138240), (7680, 132948), (8640, 118176), (9216, 110790), (9848, 103680), (10240, 99711), (10368, 98480), (11079, 92160), (11520, 88632), (12310, 82944), (12960, 78784), (13824, 73860), (14772, 69120), (15360, 66474), (17280, 59088), (18432, 55395), (18465, 55296), (19696, 51840), (20736, 49240), (22158, 46080), (23040, 44316), (24620, 41472), (25920, 39392), (27648, 36930), (29544, 34560), (30720, 33237)]