321001920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:780

約数の個数: 224

約数和(自身を含む): 1155435840

約数和(自身を除く): 834433920

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, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 360, 424, 432, 477, 480, 530, 540, 576, 636, 701, 720, 795, 848, 864, 954, 960, 1060, 1080, 1272, 1402, 1431, 1440, 1590, 1696, 1728, 1908, 2103, 2120, 2160, 2385, 2544, 2804, 2862, 2880, 3180, 3392, 3505, 3816, 4206, 4240, 4320, 4770, 5088, 5608, 5724, 6309, 6360, 7010, 7155, 7632, 8412, 8480, 8640, 9540, 10176, 10515, 11216, 11448, 12618, 12720, 14020, 14310, 15264, 16824, 16960, 18927, 19080, 21030, 22432, 22896, 25236, 25440, 28040, 28620, 30528, 31545, 33648, 37153, 37854, 38160, 42060, 44864, 45792, 50472, 50880, 56080, 57240, 63090, 67296, 74306, 75708, 76320, 84120, 91584, 94635, 100944, 111459, 112160, 114480, 126180, 134592, 148612, 151416, 152640, 168240, 185765, 189270, 201888, 222918, 224320, 228960, 252360, 297224, 302832, 334377, 336480, 371530, 378540, 403776, 445836, 457920, 504720, 557295, 594448, 605664, 668754, 672960, 743060, 757080, 891672, 1003131, 1009440, 1114590, 1188896, 1211328, 1337508, 1486120, 1514160, 1671885, 1783344, 2006262, 2018880, 2229180, 2377792, 2675016, 2972240, 3028320, 3343770, 3566688, 4012524, 4458360, 5015655, 5350032, 5944480, 6056640, 6687540, 7133376, 8025048, 8916720, 10031310, 10700064, 11888960, 13375080, 16050096, 17833440, 20062620, 21400128, 26750160, 32100192, 35666880, 40125240, 53500320, 64200384, 80250480, 107000640, 160500960, 321001920]

約数ペア:

[(1, 321001920), (2, 160500960), (3, 107000640), (4, 80250480), (5, 64200384), (6, 53500320), (8, 40125240), (9, 35666880), (10, 32100192), (12, 26750160), (15, 21400128), (16, 20062620), (18, 17833440), (20, 16050096), (24, 13375080), (27, 11888960), (30, 10700064), (32, 10031310), (36, 8916720), (40, 8025048), (45, 7133376), (48, 6687540), (53, 6056640), (54, 5944480), (60, 5350032), (64, 5015655), (72, 4458360), (80, 4012524), (90, 3566688), (96, 3343770), (106, 3028320), (108, 2972240), (120, 2675016), (135, 2377792), (144, 2229180), (159, 2018880), (160, 2006262), (180, 1783344), (192, 1671885), (212, 1514160), (216, 1486120), (240, 1337508), (265, 1211328), (270, 1188896), (288, 1114590), (318, 1009440), (320, 1003131), (360, 891672), (424, 757080), (432, 743060), (477, 672960), (480, 668754), (530, 605664), (540, 594448), (576, 557295), (636, 504720), (701, 457920), (720, 445836), (795, 403776), (848, 378540), (864, 371530), (954, 336480), (960, 334377), (1060, 302832), (1080, 297224), (1272, 252360), (1402, 228960), (1431, 224320), (1440, 222918), (1590, 201888), (1696, 189270), (1728, 185765), (1908, 168240), (2103, 152640), (2120, 151416), (2160, 148612), (2385, 134592), (2544, 126180), (2804, 114480), (2862, 112160), (2880, 111459), (3180, 100944), (3392, 94635), (3505, 91584), (3816, 84120), (4206, 76320), (4240, 75708), (4320, 74306), (4770, 67296), (5088, 63090), (5608, 57240), (5724, 56080), (6309, 50880), (6360, 50472), (7010, 45792), (7155, 44864), (7632, 42060), (8412, 38160), (8480, 37854), (8640, 37153), (9540, 33648), (10176, 31545), (10515, 30528), (11216, 28620), (11448, 28040), (12618, 25440), (12720, 25236), (14020, 22896), (14310, 22432), (15264, 21030), (16824, 19080), (16960, 18927)]