209828640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:539

約数の個数: 192

約数和(自身を含む): 761612544

約数和(自身を除く): 551783904

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, 197, 210, 224, 240, 280, 317, 336, 394, 420, 480, 560, 591, 634, 672, 788, 840, 951, 985, 1120, 1182, 1268, 1379, 1576, 1585, 1680, 1902, 1970, 2219, 2364, 2536, 2758, 2955, 3152, 3170, 3360, 3804, 3940, 4137, 4438, 4728, 4755, 5072, 5516, 5910, 6304, 6340, 6657, 6895, 7608, 7880, 8274, 8876, 9456, 9510, 10144, 11032, 11095, 11820, 12680, 13314, 13790, 15216, 15760, 16548, 17752, 18912, 19020, 20685, 22064, 22190, 23640, 25360, 26628, 27580, 30432, 31520, 33096, 33285, 35504, 38040, 41370, 44128, 44380, 47280, 50720, 53256, 55160, 62449, 66192, 66570, 71008, 76080, 82740, 88760, 94560, 106512, 110320, 124898, 132384, 133140, 152160, 165480, 177520, 187347, 213024, 220640, 249796, 266280, 312245, 330960, 355040, 374694, 437143, 499592, 532560, 624490, 661920, 749388, 874286, 936735, 999184, 1065120, 1248980, 1311429, 1498776, 1748572, 1873470, 1998368, 2185715, 2497960, 2622858, 2997552, 3497144, 3746940, 4371430, 4995920, 5245716, 5995104, 6557145, 6994288, 7493880, 8742860, 9991840, 10491432, 13114290, 13988576, 14987760, 17485720, 20982864, 26228580, 29975520, 34971440, 41965728, 52457160, 69942880, 104914320, 209828640]

約数ペア:

[(1, 209828640), (2, 104914320), (3, 69942880), (4, 52457160), (5, 41965728), (6, 34971440), (7, 29975520), (8, 26228580), (10, 20982864), (12, 17485720), (14, 14987760), (15, 13988576), (16, 13114290), (20, 10491432), (21, 9991840), (24, 8742860), (28, 7493880), (30, 6994288), (32, 6557145), (35, 5995104), (40, 5245716), (42, 4995920), (48, 4371430), (56, 3746940), (60, 3497144), (70, 2997552), (80, 2622858), (84, 2497960), (96, 2185715), (105, 1998368), (112, 1873470), (120, 1748572), (140, 1498776), (160, 1311429), (168, 1248980), (197, 1065120), (210, 999184), (224, 936735), (240, 874286), (280, 749388), (317, 661920), (336, 624490), (394, 532560), (420, 499592), (480, 437143), (560, 374694), (591, 355040), (634, 330960), (672, 312245), (788, 266280), (840, 249796), (951, 220640), (985, 213024), (1120, 187347), (1182, 177520), (1268, 165480), (1379, 152160), (1576, 133140), (1585, 132384), (1680, 124898), (1902, 110320), (1970, 106512), (2219, 94560), (2364, 88760), (2536, 82740), (2758, 76080), (2955, 71008), (3152, 66570), (3170, 66192), (3360, 62449), (3804, 55160), (3940, 53256), (4137, 50720), (4438, 47280), (4728, 44380), (4755, 44128), (5072, 41370), (5516, 38040), (5910, 35504), (6304, 33285), (6340, 33096), (6657, 31520), (6895, 30432), (7608, 27580), (7880, 26628), (8274, 25360), (8876, 23640), (9456, 22190), (9510, 22064), (10144, 20685), (11032, 19020), (11095, 18912), (11820, 17752), (12680, 16548), (13314, 15760), (13790, 15216)]