820666560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1259}}^1$

素因数の和:1383

約数の個数: 224

約数和(自身を含む): 3010936320

約数和(自身を除く): 2190269760

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, 97, 105, 112, 120, 140, 160, 168, 192, 194, 210, 224, 240, 280, 291, 320, 336, 388, 420, 448, 480, 485, 560, 582, 672, 679, 776, 840, 960, 970, 1120, 1164, 1259, 1344, 1358, 1455, 1552, 1680, 1940, 2037, 2240, 2328, 2518, 2716, 2910, 3104, 3360, 3395, 3777, 3880, 4074, 4656, 5036, 5432, 5820, 6208, 6295, 6720, 6790, 7554, 7760, 8148, 8813, 9312, 10072, 10185, 10864, 11640, 12590, 13580, 15108, 15520, 16296, 17626, 18624, 18885, 20144, 20370, 21728, 23280, 25180, 26439, 27160, 30216, 31040, 32592, 35252, 37770, 40288, 40740, 43456, 44065, 46560, 50360, 52878, 54320, 60432, 65184, 70504, 75540, 80576, 81480, 88130, 93120, 100720, 105756, 108640, 120864, 122123, 130368, 132195, 141008, 151080, 162960, 176260, 201440, 211512, 217280, 241728, 244246, 264390, 282016, 302160, 325920, 352520, 366369, 402880, 423024, 488492, 528780, 564032, 604320, 610615, 651840, 705040, 732738, 846048, 854861, 976984, 1057560, 1208640, 1221230, 1410080, 1465476, 1692096, 1709722, 1831845, 1953968, 2115120, 2442460, 2564583, 2820160, 2930952, 3419444, 3663690, 3907936, 4230240, 4274305, 4884920, 5129166, 5861904, 6838888, 7327380, 7815872, 8460480, 8548610, 9769840, 10258332, 11723808, 12822915, 13677776, 14654760, 17097220, 19539680, 20516664, 23447616, 25645830, 27355552, 29309520, 34194440, 39079360, 41033328, 51291660, 54711104, 58619040, 68388880, 82066656, 102583320, 117238080, 136777760, 164133312, 205166640, 273555520, 410333280, 820666560]

約数ペア:

[(1, 820666560), (2, 410333280), (3, 273555520), (4, 205166640), (5, 164133312), (6, 136777760), (7, 117238080), (8, 102583320), (10, 82066656), (12, 68388880), (14, 58619040), (15, 54711104), (16, 51291660), (20, 41033328), (21, 39079360), (24, 34194440), (28, 29309520), (30, 27355552), (32, 25645830), (35, 23447616), (40, 20516664), (42, 19539680), (48, 17097220), (56, 14654760), (60, 13677776), (64, 12822915), (70, 11723808), (80, 10258332), (84, 9769840), (96, 8548610), (97, 8460480), (105, 7815872), (112, 7327380), (120, 6838888), (140, 5861904), (160, 5129166), (168, 4884920), (192, 4274305), (194, 4230240), (210, 3907936), (224, 3663690), (240, 3419444), (280, 2930952), (291, 2820160), (320, 2564583), (336, 2442460), (388, 2115120), (420, 1953968), (448, 1831845), (480, 1709722), (485, 1692096), (560, 1465476), (582, 1410080), (672, 1221230), (679, 1208640), (776, 1057560), (840, 976984), (960, 854861), (970, 846048), (1120, 732738), (1164, 705040), (1259, 651840), (1344, 610615), (1358, 604320), (1455, 564032), (1552, 528780), (1680, 488492), (1940, 423024), (2037, 402880), (2240, 366369), (2328, 352520), (2518, 325920), (2716, 302160), (2910, 282016), (3104, 264390), (3360, 244246), (3395, 241728), (3777, 217280), (3880, 211512), (4074, 201440), (4656, 176260), (5036, 162960), (5432, 151080), (5820, 141008), (6208, 132195), (6295, 130368), (6720, 122123), (6790, 120864), (7554, 108640), (7760, 105756), (8148, 100720), (8813, 93120), (9312, 88130), (10072, 81480), (10185, 80576), (10864, 75540), (11640, 70504), (12590, 65184), (13580, 60432), (15108, 54320), (15520, 52878), (16296, 50360), (17626, 46560), (18624, 44065), (18885, 43456), (20144, 40740), (20370, 40288), (21728, 37770), (23280, 35252), (25180, 32592), (26439, 31040), (27160, 30216)]