19147800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 69995520

約数和(自身を除く): 50847720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 47, 50, 56, 60, 70, 75, 84, 94, 97, 100, 105, 120, 140, 141, 150, 168, 175, 188, 194, 200, 210, 235, 280, 282, 291, 300, 329, 350, 376, 388, 420, 470, 485, 525, 564, 582, 600, 658, 679, 700, 705, 776, 840, 940, 970, 987, 1050, 1128, 1164, 1175, 1316, 1358, 1400, 1410, 1455, 1645, 1880, 1940, 1974, 2037, 2100, 2328, 2350, 2425, 2632, 2716, 2820, 2910, 3290, 3395, 3525, 3880, 3948, 4074, 4200, 4559, 4700, 4850, 4935, 5432, 5640, 5820, 6580, 6790, 7050, 7275, 7896, 8148, 8225, 9118, 9400, 9700, 9870, 10185, 11640, 13160, 13580, 13677, 14100, 14550, 16296, 16450, 16975, 18236, 19400, 19740, 20370, 22795, 24675, 27160, 27354, 28200, 29100, 31913, 32900, 33950, 36472, 39480, 40740, 45590, 49350, 50925, 54708, 58200, 63826, 65800, 67900, 68385, 81480, 91180, 95739, 98700, 101850, 109416, 113975, 127652, 135800, 136770, 159565, 182360, 191478, 197400, 203700, 227950, 255304, 273540, 319130, 341925, 382956, 407400, 455900, 478695, 547080, 638260, 683850, 765912, 797825, 911800, 957390, 1276520, 1367700, 1595650, 1914780, 2393475, 2735400, 3191300, 3829560, 4786950, 6382600, 9573900, 19147800]

約数ペア:

[(1, 19147800), (2, 9573900), (3, 6382600), (4, 4786950), (5, 3829560), (6, 3191300), (7, 2735400), (8, 2393475), (10, 1914780), (12, 1595650), (14, 1367700), (15, 1276520), (20, 957390), (21, 911800), (24, 797825), (25, 765912), (28, 683850), (30, 638260), (35, 547080), (40, 478695), (42, 455900), (47, 407400), (50, 382956), (56, 341925), (60, 319130), (70, 273540), (75, 255304), (84, 227950), (94, 203700), (97, 197400), (100, 191478), (105, 182360), (120, 159565), (140, 136770), (141, 135800), (150, 127652), (168, 113975), (175, 109416), (188, 101850), (194, 98700), (200, 95739), (210, 91180), (235, 81480), (280, 68385), (282, 67900), (291, 65800), (300, 63826), (329, 58200), (350, 54708), (376, 50925), (388, 49350), (420, 45590), (470, 40740), (485, 39480), (525, 36472), (564, 33950), (582, 32900), (600, 31913), (658, 29100), (679, 28200), (700, 27354), (705, 27160), (776, 24675), (840, 22795), (940, 20370), (970, 19740), (987, 19400), (1050, 18236), (1128, 16975), (1164, 16450), (1175, 16296), (1316, 14550), (1358, 14100), (1400, 13677), (1410, 13580), (1455, 13160), (1645, 11640), (1880, 10185), (1940, 9870), (1974, 9700), (2037, 9400), (2100, 9118), (2328, 8225), (2350, 8148), (2425, 7896), (2632, 7275), (2716, 7050), (2820, 6790), (2910, 6580), (3290, 5820), (3395, 5640), (3525, 5432), (3880, 4935), (3948, 4850), (4074, 4700), (4200, 4559)]