290680320

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{5407}}^1$

素因数の和:5440

約数の個数: 160

約数和(自身を含む): 1062217728

約数和(自身を除く): 771537408

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, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 5407, 6720, 7680, 8960, 10752, 10814, 13440, 16221, 17920, 21628, 26880, 27035, 32442, 37849, 43256, 53760, 54070, 64884, 75698, 81105, 86512, 108140, 113547, 129768, 151396, 162210, 173024, 189245, 216280, 227094, 259536, 302792, 324420, 346048, 378490, 432560, 454188, 519072, 567735, 605584, 648840, 692096, 756980, 865120, 908376, 1038144, 1135470, 1211168, 1297680, 1384192, 1513960, 1730240, 1816752, 2076288, 2270940, 2422336, 2595360, 2768384, 3027920, 3460480, 3633504, 4152576, 4541880, 4844672, 5190720, 6055840, 6920960, 7267008, 8305152, 9083760, 9689344, 10381440, 12111680, 13841920, 14534016, 18167520, 19378688, 20762880, 24223360, 29068032, 36335040, 41525760, 48446720, 58136064, 72670080, 96893440, 145340160, 290680320]

約数ペア:

[(1, 290680320), (2, 145340160), (3, 96893440), (4, 72670080), (5, 58136064), (6, 48446720), (7, 41525760), (8, 36335040), (10, 29068032), (12, 24223360), (14, 20762880), (15, 19378688), (16, 18167520), (20, 14534016), (21, 13841920), (24, 12111680), (28, 10381440), (30, 9689344), (32, 9083760), (35, 8305152), (40, 7267008), (42, 6920960), (48, 6055840), (56, 5190720), (60, 4844672), (64, 4541880), (70, 4152576), (80, 3633504), (84, 3460480), (96, 3027920), (105, 2768384), (112, 2595360), (120, 2422336), (128, 2270940), (140, 2076288), (160, 1816752), (168, 1730240), (192, 1513960), (210, 1384192), (224, 1297680), (240, 1211168), (256, 1135470), (280, 1038144), (320, 908376), (336, 865120), (384, 756980), (420, 692096), (448, 648840), (480, 605584), (512, 567735), (560, 519072), (640, 454188), (672, 432560), (768, 378490), (840, 346048), (896, 324420), (960, 302792), (1120, 259536), (1280, 227094), (1344, 216280), (1536, 189245), (1680, 173024), (1792, 162210), (1920, 151396), (2240, 129768), (2560, 113547), (2688, 108140), (3360, 86512), (3584, 81105), (3840, 75698), (4480, 64884), (5376, 54070), (5407, 53760), (6720, 43256), (7680, 37849), (8960, 32442), (10752, 27035), (10814, 26880), (13440, 21628), (16221, 17920)]