21516600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 78566400

約数和(自身を除く): 57049800

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, 100, 105, 109, 120, 140, 141, 150, 168, 175, 188, 200, 210, 218, 235, 280, 282, 300, 327, 329, 350, 376, 420, 436, 470, 525, 545, 564, 600, 654, 658, 700, 705, 763, 840, 872, 940, 987, 1050, 1090, 1128, 1175, 1308, 1316, 1400, 1410, 1526, 1635, 1645, 1880, 1974, 2100, 2180, 2289, 2350, 2616, 2632, 2725, 2820, 3052, 3270, 3290, 3525, 3815, 3948, 4200, 4360, 4578, 4700, 4935, 5123, 5450, 5640, 6104, 6540, 6580, 7050, 7630, 7896, 8175, 8225, 9156, 9400, 9870, 10246, 10900, 11445, 13080, 13160, 14100, 15260, 15369, 16350, 16450, 18312, 19075, 19740, 20492, 21800, 22890, 24675, 25615, 28200, 30520, 30738, 32700, 32900, 35861, 38150, 39480, 40984, 45780, 49350, 51230, 57225, 61476, 65400, 65800, 71722, 76300, 76845, 91560, 98700, 102460, 107583, 114450, 122952, 128075, 143444, 152600, 153690, 179305, 197400, 204920, 215166, 228900, 256150, 286888, 307380, 358610, 384225, 430332, 457800, 512300, 537915, 614760, 717220, 768450, 860664, 896525, 1024600, 1075830, 1434440, 1536900, 1793050, 2151660, 2689575, 3073800, 3586100, 4303320, 5379150, 7172200, 10758300, 21516600]

約数ペア:

[(1, 21516600), (2, 10758300), (3, 7172200), (4, 5379150), (5, 4303320), (6, 3586100), (7, 3073800), (8, 2689575), (10, 2151660), (12, 1793050), (14, 1536900), (15, 1434440), (20, 1075830), (21, 1024600), (24, 896525), (25, 860664), (28, 768450), (30, 717220), (35, 614760), (40, 537915), (42, 512300), (47, 457800), (50, 430332), (56, 384225), (60, 358610), (70, 307380), (75, 286888), (84, 256150), (94, 228900), (100, 215166), (105, 204920), (109, 197400), (120, 179305), (140, 153690), (141, 152600), (150, 143444), (168, 128075), (175, 122952), (188, 114450), (200, 107583), (210, 102460), (218, 98700), (235, 91560), (280, 76845), (282, 76300), (300, 71722), (327, 65800), (329, 65400), (350, 61476), (376, 57225), (420, 51230), (436, 49350), (470, 45780), (525, 40984), (545, 39480), (564, 38150), (600, 35861), (654, 32900), (658, 32700), (700, 30738), (705, 30520), (763, 28200), (840, 25615), (872, 24675), (940, 22890), (987, 21800), (1050, 20492), (1090, 19740), (1128, 19075), (1175, 18312), (1308, 16450), (1316, 16350), (1400, 15369), (1410, 15260), (1526, 14100), (1635, 13160), (1645, 13080), (1880, 11445), (1974, 10900), (2100, 10246), (2180, 9870), (2289, 9400), (2350, 9156), (2616, 8225), (2632, 8175), (2725, 7896), (2820, 7630), (3052, 7050), (3270, 6580), (3290, 6540), (3525, 6104), (3815, 5640), (3948, 5450), (4200, 5123), (4360, 4935), (4578, 4700)]