205688700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{10883}}^1$

素因数の和:10913

約数の個数: 144

約数和(自身を含む): 755784960

約数和(自身を除く): 550096260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 10883, 18900, 21766, 32649, 43532, 54415, 65298, 76181, 97947, 108830, 130596, 152362, 163245, 195894, 217660, 228543, 272075, 293841, 304724, 326490, 380905, 391788, 457086, 489735, 544150, 587682, 652980, 685629, 761810, 816225, 914172, 979470, 1088300, 1142715, 1175364, 1371258, 1469205, 1523620, 1632450, 1904525, 1958940, 2056887, 2285430, 2448675, 2742516, 2938410, 3264900, 3428145, 3809050, 4113774, 4570860, 4897350, 5713575, 5876820, 6856290, 7346025, 7618100, 8227548, 9794700, 10284435, 11427150, 13712580, 14692050, 17140725, 20568870, 22854300, 29384100, 34281450, 41137740, 51422175, 68562900, 102844350, 205688700]

約数ペア:

[(1, 205688700), (2, 102844350), (3, 68562900), (4, 51422175), (5, 41137740), (6, 34281450), (7, 29384100), (9, 22854300), (10, 20568870), (12, 17140725), (14, 14692050), (15, 13712580), (18, 11427150), (20, 10284435), (21, 9794700), (25, 8227548), (27, 7618100), (28, 7346025), (30, 6856290), (35, 5876820), (36, 5713575), (42, 4897350), (45, 4570860), (50, 4113774), (54, 3809050), (60, 3428145), (63, 3264900), (70, 2938410), (75, 2742516), (84, 2448675), (90, 2285430), (100, 2056887), (105, 1958940), (108, 1904525), (126, 1632450), (135, 1523620), (140, 1469205), (150, 1371258), (175, 1175364), (180, 1142715), (189, 1088300), (210, 979470), (225, 914172), (252, 816225), (270, 761810), (300, 685629), (315, 652980), (350, 587682), (378, 544150), (420, 489735), (450, 457086), (525, 391788), (540, 380905), (630, 326490), (675, 304724), (700, 293841), (756, 272075), (900, 228543), (945, 217660), (1050, 195894), (1260, 163245), (1350, 152362), (1575, 130596), (1890, 108830), (2100, 97947), (2700, 76181), (3150, 65298), (3780, 54415), (4725, 43532), (6300, 32649), (9450, 21766), (10883, 18900)]