218722560

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 288

約数和(自身を含む): 816291840

約数和(自身を除く): 597569280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 79, 80, 84, 96, 103, 105, 112, 120, 128, 140, 158, 160, 168, 192, 206, 210, 224, 237, 240, 256, 280, 309, 316, 320, 336, 384, 395, 412, 420, 448, 474, 480, 515, 553, 560, 618, 632, 640, 672, 721, 768, 790, 824, 840, 896, 948, 960, 1030, 1106, 1120, 1185, 1236, 1264, 1280, 1344, 1442, 1545, 1580, 1648, 1659, 1680, 1792, 1896, 1920, 2060, 2163, 2212, 2240, 2370, 2472, 2528, 2688, 2765, 2884, 3090, 3160, 3296, 3318, 3360, 3605, 3792, 3840, 4120, 4326, 4424, 4480, 4740, 4944, 5056, 5376, 5530, 5768, 6180, 6320, 6592, 6636, 6720, 7210, 7584, 8137, 8240, 8295, 8652, 8848, 8960, 9480, 9888, 10112, 10815, 11060, 11536, 12360, 12640, 13184, 13272, 13440, 14420, 15168, 16274, 16480, 16590, 17304, 17696, 18960, 19776, 20224, 21630, 22120, 23072, 24411, 24720, 25280, 26368, 26544, 26880, 28840, 30336, 32548, 32960, 33180, 34608, 35392, 37920, 39552, 40685, 43260, 44240, 46144, 48822, 49440, 50560, 53088, 56959, 57680, 60672, 65096, 65920, 66360, 69216, 70784, 75840, 79104, 81370, 86520, 88480, 92288, 97644, 98880, 101120, 106176, 113918, 115360, 122055, 130192, 131840, 132720, 138432, 141568, 151680, 162740, 170877, 173040, 176960, 184576, 195288, 197760, 212352, 227836, 230720, 244110, 260384, 265440, 276864, 284795, 303360, 325480, 341754, 346080, 353920, 390576, 395520, 424704, 455672, 461440, 488220, 520768, 530880, 553728, 569590, 650960, 683508, 692160, 707840, 781152, 854385, 911344, 922880, 976440, 1041536, 1061760, 1139180, 1301920, 1367016, 1384320, 1562304, 1708770, 1822688, 1952880, 2083072, 2123520, 2278360, 2603840, 2734032, 2768640, 3124608, 3417540, 3645376, 3905760, 4556720, 5207680, 5468064, 6249216, 6835080, 7290752, 7811520, 9113440, 10415360, 10936128, 13670160, 14581504, 15623040, 18226880, 21872256, 27340320, 31246080, 36453760, 43744512, 54680640, 72907520, 109361280, 218722560]

約数ペア:

[(1, 218722560), (2, 109361280), (3, 72907520), (4, 54680640), (5, 43744512), (6, 36453760), (7, 31246080), (8, 27340320), (10, 21872256), (12, 18226880), (14, 15623040), (15, 14581504), (16, 13670160), (20, 10936128), (21, 10415360), (24, 9113440), (28, 7811520), (30, 7290752), (32, 6835080), (35, 6249216), (40, 5468064), (42, 5207680), (48, 4556720), (56, 3905760), (60, 3645376), (64, 3417540), (70, 3124608), (79, 2768640), (80, 2734032), (84, 2603840), (96, 2278360), (103, 2123520), (105, 2083072), (112, 1952880), (120, 1822688), (128, 1708770), (140, 1562304), (158, 1384320), (160, 1367016), (168, 1301920), (192, 1139180), (206, 1061760), (210, 1041536), (224, 976440), (237, 922880), (240, 911344), (256, 854385), (280, 781152), (309, 707840), (316, 692160), (320, 683508), (336, 650960), (384, 569590), (395, 553728), (412, 530880), (420, 520768), (448, 488220), (474, 461440), (480, 455672), (515, 424704), (553, 395520), (560, 390576), (618, 353920), (632, 346080), (640, 341754), (672, 325480), (721, 303360), (768, 284795), (790, 276864), (824, 265440), (840, 260384), (896, 244110), (948, 230720), (960, 227836), (1030, 212352), (1106, 197760), (1120, 195288), (1185, 184576), (1236, 176960), (1264, 173040), (1280, 170877), (1344, 162740), (1442, 151680), (1545, 141568), (1580, 138432), (1648, 132720), (1659, 131840), (1680, 130192), (1792, 122055), (1896, 115360), (1920, 113918), (2060, 106176), (2163, 101120), (2212, 98880), (2240, 97644), (2370, 92288), (2472, 88480), (2528, 86520), (2688, 81370), (2765, 79104), (2884, 75840), (3090, 70784), (3160, 69216), (3296, 66360), (3318, 65920), (3360, 65096), (3605, 60672), (3792, 57680), (3840, 56959), (4120, 53088), (4326, 50560), (4424, 49440), (4480, 48822), (4740, 46144), (4944, 44240), (5056, 43260), (5376, 40685), (5530, 39552), (5768, 37920), (6180, 35392), (6320, 34608), (6592, 33180), (6636, 32960), (6720, 32548), (7210, 30336), (7584, 28840), (8137, 26880), (8240, 26544), (8295, 26368), (8652, 25280), (8848, 24720), (8960, 24411), (9480, 23072), (9888, 22120), (10112, 21630), (10815, 20224), (11060, 19776), (11536, 18960), (12360, 17696), (12640, 17304), (13184, 16590), (13272, 16480), (13440, 16274), (14420, 15168)]