21646800

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{859}}^1$

素因数の和:890

約数の個数: 180

約数和(自身を含む): 85951840

約数和(自身を除く): 64305040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 859, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1718, 1800, 2100, 2520, 2577, 2800, 3150, 3436, 3600, 4200, 4295, 5040, 5154, 6013, 6300, 6872, 7731, 8400, 8590, 10308, 12026, 12600, 12885, 13744, 15462, 17180, 18039, 20616, 21475, 24052, 25200, 25770, 30065, 30924, 34360, 36078, 38655, 41232, 42950, 48104, 51540, 54117, 60130, 61848, 64425, 68720, 72156, 77310, 85900, 90195, 96208, 103080, 108234, 120260, 123696, 128850, 144312, 150325, 154620, 171800, 180390, 193275, 206160, 216468, 240520, 257700, 270585, 288624, 300650, 309240, 343600, 360780, 386550, 432936, 450975, 481040, 515400, 541170, 601300, 618480, 721560, 773100, 865872, 901950, 1030800, 1082340, 1202600, 1352925, 1443120, 1546200, 1803900, 2164680, 2405200, 2705850, 3092400, 3607800, 4329360, 5411700, 7215600, 10823400, 21646800]

約数ペア:

[(1, 21646800), (2, 10823400), (3, 7215600), (4, 5411700), (5, 4329360), (6, 3607800), (7, 3092400), (8, 2705850), (9, 2405200), (10, 2164680), (12, 1803900), (14, 1546200), (15, 1443120), (16, 1352925), (18, 1202600), (20, 1082340), (21, 1030800), (24, 901950), (25, 865872), (28, 773100), (30, 721560), (35, 618480), (36, 601300), (40, 541170), (42, 515400), (45, 481040), (48, 450975), (50, 432936), (56, 386550), (60, 360780), (63, 343600), (70, 309240), (72, 300650), (75, 288624), (80, 270585), (84, 257700), (90, 240520), (100, 216468), (105, 206160), (112, 193275), (120, 180390), (126, 171800), (140, 154620), (144, 150325), (150, 144312), (168, 128850), (175, 123696), (180, 120260), (200, 108234), (210, 103080), (225, 96208), (240, 90195), (252, 85900), (280, 77310), (300, 72156), (315, 68720), (336, 64425), (350, 61848), (360, 60130), (400, 54117), (420, 51540), (450, 48104), (504, 42950), (525, 41232), (560, 38655), (600, 36078), (630, 34360), (700, 30924), (720, 30065), (840, 25770), (859, 25200), (900, 24052), (1008, 21475), (1050, 20616), (1200, 18039), (1260, 17180), (1400, 15462), (1575, 13744), (1680, 12885), (1718, 12600), (1800, 12026), (2100, 10308), (2520, 8590), (2577, 8400), (2800, 7731), (3150, 6872), (3436, 6300), (3600, 6013), (4200, 5154), (4295, 5040)]