209839680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 224

約数和(自身を含む): 749808000

約数和(自身を除く): 539968320

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, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 149, 160, 163, 180, 192, 216, 240, 270, 288, 298, 320, 326, 360, 432, 447, 480, 489, 540, 576, 596, 652, 720, 745, 815, 864, 894, 960, 978, 1080, 1192, 1304, 1341, 1440, 1467, 1490, 1630, 1728, 1788, 1956, 2160, 2235, 2384, 2445, 2608, 2682, 2880, 2934, 2980, 3260, 3576, 3912, 4023, 4320, 4401, 4470, 4768, 4890, 5216, 5364, 5868, 5960, 6520, 6705, 7152, 7335, 7824, 8046, 8640, 8802, 8940, 9536, 9780, 10432, 10728, 11736, 11920, 13040, 13410, 14304, 14670, 15648, 16092, 17604, 17880, 19560, 20115, 21456, 22005, 23472, 23840, 24287, 26080, 26820, 28608, 29340, 31296, 32184, 35208, 35760, 39120, 40230, 42912, 44010, 46944, 47680, 48574, 52160, 53640, 58680, 64368, 70416, 71520, 72861, 78240, 80460, 85824, 88020, 93888, 97148, 107280, 117360, 121435, 128736, 140832, 143040, 145722, 156480, 160920, 176040, 194296, 214560, 218583, 234720, 242870, 257472, 281664, 291444, 321840, 352080, 364305, 388592, 429120, 437166, 469440, 485740, 582888, 643680, 655749, 704160, 728610, 777184, 874332, 971480, 1092915, 1165776, 1287360, 1311498, 1408320, 1457220, 1554368, 1748664, 1942960, 2185830, 2331552, 2622996, 2914440, 3278745, 3497328, 3885920, 4371660, 4663104, 5245992, 5828880, 6557490, 6994656, 7771840, 8743320, 10491984, 11657760, 13114980, 13989312, 17486640, 20983968, 23315520, 26229960, 34973280, 41967936, 52459920, 69946560, 104919840, 209839680]

約数ペア:

[(1, 209839680), (2, 104919840), (3, 69946560), (4, 52459920), (5, 41967936), (6, 34973280), (8, 26229960), (9, 23315520), (10, 20983968), (12, 17486640), (15, 13989312), (16, 13114980), (18, 11657760), (20, 10491984), (24, 8743320), (27, 7771840), (30, 6994656), (32, 6557490), (36, 5828880), (40, 5245992), (45, 4663104), (48, 4371660), (54, 3885920), (60, 3497328), (64, 3278745), (72, 2914440), (80, 2622996), (90, 2331552), (96, 2185830), (108, 1942960), (120, 1748664), (135, 1554368), (144, 1457220), (149, 1408320), (160, 1311498), (163, 1287360), (180, 1165776), (192, 1092915), (216, 971480), (240, 874332), (270, 777184), (288, 728610), (298, 704160), (320, 655749), (326, 643680), (360, 582888), (432, 485740), (447, 469440), (480, 437166), (489, 429120), (540, 388592), (576, 364305), (596, 352080), (652, 321840), (720, 291444), (745, 281664), (815, 257472), (864, 242870), (894, 234720), (960, 218583), (978, 214560), (1080, 194296), (1192, 176040), (1304, 160920), (1341, 156480), (1440, 145722), (1467, 143040), (1490, 140832), (1630, 128736), (1728, 121435), (1788, 117360), (1956, 107280), (2160, 97148), (2235, 93888), (2384, 88020), (2445, 85824), (2608, 80460), (2682, 78240), (2880, 72861), (2934, 71520), (2980, 70416), (3260, 64368), (3576, 58680), (3912, 53640), (4023, 52160), (4320, 48574), (4401, 47680), (4470, 46944), (4768, 44010), (4890, 42912), (5216, 40230), (5364, 39120), (5868, 35760), (5960, 35208), (6520, 32184), (6705, 31296), (7152, 29340), (7335, 28608), (7824, 26820), (8046, 26080), (8640, 24287), (8802, 23840), (8940, 23472), (9536, 22005), (9780, 21456), (10432, 20115), (10728, 19560), (11736, 17880), (11920, 17604), (13040, 16092), (13410, 15648), (14304, 14670)]