20013472080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{172649}}^1$

素因数の和:172698

約数の個数: 240

約数和(自身を含む): 80153798400

約数和(自身を除く): 60140326320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3864, 4140, 4830, 5040, 5520, 5796, 6440, 7245, 7728, 8280, 9660, 11592, 12880, 14490, 16560, 19320, 23184, 28980, 38640, 57960, 115920, 172649, 345298, 517947, 690596, 863245, 1035894, 1208543, 1381192, 1553841, 1726490, 2071788, 2417086, 2589735, 2762384, 3107682, 3452980, 3625629, 3970927, 4143576, 4834172, 5179470, 6042715, 6215364, 6905960, 7251258, 7769205, 7941854, 8287152, 9668344, 10358940, 10876887, 11912781, 12085430, 12430728, 13811920, 14502516, 15538410, 15883708, 18128145, 19336688, 19854635, 20717880, 21753774, 23825562, 24170860, 24861456, 27796489, 29005032, 31076820, 31767416, 35738343, 36256290, 39709270, 41435760, 43507548, 47651124, 48341720, 54384435, 55592978, 58010064, 59563905, 62153640, 63534832, 71476686, 72512580, 79418540, 83389467, 87015096, 95302248, 96683440, 108768870, 111185956, 119127810, 124307280, 138982445, 142953372, 145025160, 158837080, 166778934, 174030192, 178691715, 190604496, 217537740, 222371912, 238255620, 250168401, 277964890, 285906744, 290050320, 317674160, 333557868, 357383430, 416947335, 435075480, 444743824, 476511240, 500336802, 555929780, 571813488, 667115736, 714766860, 833894670, 870150960, 953022480, 1000673604, 1111859560, 1250842005, 1334231472, 1429533720, 1667789340, 2001347208, 2223719120, 2501684010, 2859067440, 3335578680, 4002694416, 5003368020, 6671157360, 10006736040, 20013472080]

約数ペア:

[(1, 20013472080), (2, 10006736040), (3, 6671157360), (4, 5003368020), (5, 4002694416), (6, 3335578680), (7, 2859067440), (8, 2501684010), (9, 2223719120), (10, 2001347208), (12, 1667789340), (14, 1429533720), (15, 1334231472), (16, 1250842005), (18, 1111859560), (20, 1000673604), (21, 953022480), (23, 870150960), (24, 833894670), (28, 714766860), (30, 667115736), (35, 571813488), (36, 555929780), (40, 500336802), (42, 476511240), (45, 444743824), (46, 435075480), (48, 416947335), (56, 357383430), (60, 333557868), (63, 317674160), (69, 290050320), (70, 285906744), (72, 277964890), (80, 250168401), (84, 238255620), (90, 222371912), (92, 217537740), (105, 190604496), (112, 178691715), (115, 174030192), (120, 166778934), (126, 158837080), (138, 145025160), (140, 142953372), (144, 138982445), (161, 124307280), (168, 119127810), (180, 111185956), (184, 108768870), (207, 96683440), (210, 95302248), (230, 87015096), (240, 83389467), (252, 79418540), (276, 72512580), (280, 71476686), (315, 63534832), (322, 62153640), (336, 59563905), (345, 58010064), (360, 55592978), (368, 54384435), (414, 48341720), (420, 47651124), (460, 43507548), (483, 41435760), (504, 39709270), (552, 36256290), (560, 35738343), (630, 31767416), (644, 31076820), (690, 29005032), (720, 27796489), (805, 24861456), (828, 24170860), (840, 23825562), (920, 21753774), (966, 20717880), (1008, 19854635), (1035, 19336688), (1104, 18128145), (1260, 15883708), (1288, 15538410), (1380, 14502516), (1449, 13811920), (1610, 12430728), (1656, 12085430), (1680, 11912781), (1840, 10876887), (1932, 10358940), (2070, 9668344), (2415, 8287152), (2520, 7941854), (2576, 7769205), (2760, 7251258), (2898, 6905960), (3220, 6215364), (3312, 6042715), (3864, 5179470), (4140, 4834172), (4830, 4143576), (5040, 3970927), (5520, 3625629), (5796, 3452980), (6440, 3107682), (7245, 2762384), (7728, 2589735), (8280, 2417086), (9660, 2071788), (11592, 1726490), (12880, 1553841), (14490, 1381192), (16560, 1208543), (19320, 1035894), (23184, 863245), (28980, 690596), (38640, 517947), (57960, 345298), (115920, 172649)]