305531520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:335

約数の個数: 256

約数和(自身を含む): 1128038400

約数和(自身を除く): 822506880

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, 80, 84, 96, 105, 112, 120, 127, 128, 140, 160, 168, 179, 192, 210, 224, 240, 254, 280, 320, 336, 358, 381, 384, 420, 448, 480, 508, 537, 560, 635, 640, 672, 716, 762, 840, 889, 895, 896, 960, 1016, 1074, 1120, 1253, 1270, 1344, 1432, 1524, 1680, 1778, 1790, 1905, 1920, 2032, 2148, 2240, 2506, 2540, 2667, 2685, 2688, 2864, 3048, 3360, 3556, 3580, 3759, 3810, 4064, 4296, 4445, 4480, 5012, 5080, 5334, 5370, 5728, 6096, 6265, 6720, 7112, 7160, 7518, 7620, 8128, 8592, 8890, 10024, 10160, 10668, 10740, 11456, 12192, 12530, 13335, 13440, 14224, 14320, 15036, 15240, 16256, 17184, 17780, 18795, 20048, 20320, 21336, 21480, 22733, 22912, 24384, 25060, 26670, 28448, 28640, 30072, 30480, 34368, 35560, 37590, 40096, 40640, 42672, 42960, 45466, 48768, 50120, 53340, 56896, 57280, 60144, 60960, 68199, 68736, 71120, 75180, 80192, 81280, 85344, 85920, 90932, 100240, 106680, 113665, 113792, 114560, 120288, 121920, 136398, 142240, 150360, 159131, 160384, 170688, 171840, 181864, 200480, 213360, 227330, 240576, 243840, 272796, 284480, 300720, 318262, 340995, 341376, 343680, 363728, 400960, 426720, 454660, 477393, 481152, 545592, 568960, 601440, 636524, 681990, 727456, 795655, 801920, 853440, 909320, 954786, 1091184, 1202880, 1273048, 1363980, 1454912, 1591310, 1706880, 1818640, 1909572, 2182368, 2386965, 2405760, 2546096, 2727960, 2909824, 3182620, 3637280, 3819144, 4364736, 4773930, 5092192, 5455920, 6365240, 7274560, 7638288, 8729472, 9547860, 10184384, 10911840, 12730480, 14549120, 15276576, 19095720, 20368768, 21823680, 25460960, 30553152, 38191440, 43647360, 50921920, 61106304, 76382880, 101843840, 152765760, 305531520]

約数ペア:

[(1, 305531520), (2, 152765760), (3, 101843840), (4, 76382880), (5, 61106304), (6, 50921920), (7, 43647360), (8, 38191440), (10, 30553152), (12, 25460960), (14, 21823680), (15, 20368768), (16, 19095720), (20, 15276576), (21, 14549120), (24, 12730480), (28, 10911840), (30, 10184384), (32, 9547860), (35, 8729472), (40, 7638288), (42, 7274560), (48, 6365240), (56, 5455920), (60, 5092192), (64, 4773930), (70, 4364736), (80, 3819144), (84, 3637280), (96, 3182620), (105, 2909824), (112, 2727960), (120, 2546096), (127, 2405760), (128, 2386965), (140, 2182368), (160, 1909572), (168, 1818640), (179, 1706880), (192, 1591310), (210, 1454912), (224, 1363980), (240, 1273048), (254, 1202880), (280, 1091184), (320, 954786), (336, 909320), (358, 853440), (381, 801920), (384, 795655), (420, 727456), (448, 681990), (480, 636524), (508, 601440), (537, 568960), (560, 545592), (635, 481152), (640, 477393), (672, 454660), (716, 426720), (762, 400960), (840, 363728), (889, 343680), (895, 341376), (896, 340995), (960, 318262), (1016, 300720), (1074, 284480), (1120, 272796), (1253, 243840), (1270, 240576), (1344, 227330), (1432, 213360), (1524, 200480), (1680, 181864), (1778, 171840), (1790, 170688), (1905, 160384), (1920, 159131), (2032, 150360), (2148, 142240), (2240, 136398), (2506, 121920), (2540, 120288), (2667, 114560), (2685, 113792), (2688, 113665), (2864, 106680), (3048, 100240), (3360, 90932), (3556, 85920), (3580, 85344), (3759, 81280), (3810, 80192), (4064, 75180), (4296, 71120), (4445, 68736), (4480, 68199), (5012, 60960), (5080, 60144), (5334, 57280), (5370, 56896), (5728, 53340), (6096, 50120), (6265, 48768), (6720, 45466), (7112, 42960), (7160, 42672), (7518, 40640), (7620, 40096), (8128, 37590), (8592, 35560), (8890, 34368), (10024, 30480), (10160, 30072), (10668, 28640), (10740, 28448), (11456, 26670), (12192, 25060), (12530, 24384), (13335, 22912), (13440, 22733), (14224, 21480), (14320, 21336), (15036, 20320), (15240, 20048), (16256, 18795), (17184, 17780)]