258911520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:583

約数の個数: 192

約数和(自身を含む): 938843136

約数和(自身を除く): 679931616

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 251, 280, 307, 336, 420, 480, 502, 560, 614, 672, 753, 840, 921, 1004, 1120, 1228, 1255, 1506, 1535, 1680, 1757, 1842, 2008, 2149, 2456, 2510, 3012, 3070, 3360, 3514, 3684, 3765, 4016, 4298, 4605, 4912, 5020, 5271, 6024, 6140, 6447, 7028, 7368, 7530, 8032, 8596, 8785, 9210, 9824, 10040, 10542, 10745, 12048, 12280, 12894, 14056, 14736, 15060, 17192, 17570, 18420, 20080, 21084, 21490, 24096, 24560, 25788, 26355, 28112, 29472, 30120, 32235, 34384, 35140, 36840, 40160, 42168, 42980, 49120, 51576, 52710, 56224, 60240, 64470, 68768, 70280, 73680, 77057, 84336, 85960, 103152, 105420, 120480, 128940, 140560, 147360, 154114, 168672, 171920, 206304, 210840, 231171, 257880, 281120, 308228, 343840, 385285, 421680, 462342, 515760, 539399, 616456, 770570, 843360, 924684, 1031520, 1078798, 1155855, 1232912, 1541140, 1618197, 1849368, 2157596, 2311710, 2465824, 2696995, 3082280, 3236394, 3698736, 4315192, 4623420, 5393990, 6164560, 6472788, 7397472, 8090985, 8630384, 9246840, 10787980, 12329120, 12945576, 16181970, 17260768, 18493680, 21575960, 25891152, 32363940, 36987360, 43151920, 51782304, 64727880, 86303840, 129455760, 258911520]

約数ペア:

[(1, 258911520), (2, 129455760), (3, 86303840), (4, 64727880), (5, 51782304), (6, 43151920), (7, 36987360), (8, 32363940), (10, 25891152), (12, 21575960), (14, 18493680), (15, 17260768), (16, 16181970), (20, 12945576), (21, 12329120), (24, 10787980), (28, 9246840), (30, 8630384), (32, 8090985), (35, 7397472), (40, 6472788), (42, 6164560), (48, 5393990), (56, 4623420), (60, 4315192), (70, 3698736), (80, 3236394), (84, 3082280), (96, 2696995), (105, 2465824), (112, 2311710), (120, 2157596), (140, 1849368), (160, 1618197), (168, 1541140), (210, 1232912), (224, 1155855), (240, 1078798), (251, 1031520), (280, 924684), (307, 843360), (336, 770570), (420, 616456), (480, 539399), (502, 515760), (560, 462342), (614, 421680), (672, 385285), (753, 343840), (840, 308228), (921, 281120), (1004, 257880), (1120, 231171), (1228, 210840), (1255, 206304), (1506, 171920), (1535, 168672), (1680, 154114), (1757, 147360), (1842, 140560), (2008, 128940), (2149, 120480), (2456, 105420), (2510, 103152), (3012, 85960), (3070, 84336), (3360, 77057), (3514, 73680), (3684, 70280), (3765, 68768), (4016, 64470), (4298, 60240), (4605, 56224), (4912, 52710), (5020, 51576), (5271, 49120), (6024, 42980), (6140, 42168), (6447, 40160), (7028, 36840), (7368, 35140), (7530, 34384), (8032, 32235), (8596, 30120), (8785, 29472), (9210, 28112), (9824, 26355), (10040, 25788), (10542, 24560), (10745, 24096), (12048, 21490), (12280, 21084), (12894, 20080), (14056, 18420), (14736, 17570), (15060, 17192)]