86904720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 240

約数和(自身を含む): 342156672

約数和(自身を除く): 255251952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 401, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 774, 802, 840, 860, 903, 1008, 1032, 1203, 1204, 1260, 1290, 1505, 1548, 1604, 1680, 1720, 1806, 1935, 2005, 2064, 2406, 2408, 2520, 2580, 2709, 2807, 3010, 3096, 3208, 3440, 3609, 3612, 3870, 4010, 4515, 4812, 4816, 5040, 5160, 5418, 5614, 6015, 6020, 6192, 6416, 7218, 7224, 7740, 8020, 8421, 9030, 9624, 10320, 10836, 11228, 12030, 12040, 13545, 14035, 14436, 14448, 15480, 16040, 16842, 17243, 18045, 18060, 19248, 21672, 22456, 24060, 24080, 25263, 27090, 28070, 28872, 30960, 32080, 33684, 34486, 36090, 36120, 42105, 43344, 44912, 48120, 50526, 51729, 54180, 56140, 57744, 67368, 68972, 72180, 72240, 84210, 86215, 96240, 101052, 103458, 108360, 112280, 120701, 126315, 134736, 137944, 144360, 155187, 168420, 172430, 202104, 206916, 216720, 224560, 241402, 252630, 258645, 275888, 288720, 310374, 336840, 344860, 362103, 404208, 413832, 482804, 505260, 517290, 603505, 620748, 673680, 689720, 724206, 775935, 827664, 965608, 1010520, 1034580, 1086309, 1207010, 1241496, 1379440, 1448412, 1551870, 1810515, 1931216, 2021040, 2069160, 2172618, 2414020, 2482992, 2896824, 3103740, 3621030, 4138320, 4345236, 4828040, 5431545, 5793648, 6207480, 7242060, 8690472, 9656080, 10863090, 12414960, 14484120, 17380944, 21726180, 28968240, 43452360, 86904720]

約数ペア:

[(1, 86904720), (2, 43452360), (3, 28968240), (4, 21726180), (5, 17380944), (6, 14484120), (7, 12414960), (8, 10863090), (9, 9656080), (10, 8690472), (12, 7242060), (14, 6207480), (15, 5793648), (16, 5431545), (18, 4828040), (20, 4345236), (21, 4138320), (24, 3621030), (28, 3103740), (30, 2896824), (35, 2482992), (36, 2414020), (40, 2172618), (42, 2069160), (43, 2021040), (45, 1931216), (48, 1810515), (56, 1551870), (60, 1448412), (63, 1379440), (70, 1241496), (72, 1207010), (80, 1086309), (84, 1034580), (86, 1010520), (90, 965608), (105, 827664), (112, 775935), (120, 724206), (126, 689720), (129, 673680), (140, 620748), (144, 603505), (168, 517290), (172, 505260), (180, 482804), (210, 413832), (215, 404208), (240, 362103), (252, 344860), (258, 336840), (280, 310374), (301, 288720), (315, 275888), (336, 258645), (344, 252630), (360, 241402), (387, 224560), (401, 216720), (420, 206916), (430, 202104), (504, 172430), (516, 168420), (560, 155187), (602, 144360), (630, 137944), (645, 134736), (688, 126315), (720, 120701), (774, 112280), (802, 108360), (840, 103458), (860, 101052), (903, 96240), (1008, 86215), (1032, 84210), (1203, 72240), (1204, 72180), (1260, 68972), (1290, 67368), (1505, 57744), (1548, 56140), (1604, 54180), (1680, 51729), (1720, 50526), (1806, 48120), (1935, 44912), (2005, 43344), (2064, 42105), (2406, 36120), (2408, 36090), (2520, 34486), (2580, 33684), (2709, 32080), (2807, 30960), (3010, 28872), (3096, 28070), (3208, 27090), (3440, 25263), (3609, 24080), (3612, 24060), (3870, 22456), (4010, 21672), (4515, 19248), (4812, 18060), (4816, 18045), (5040, 17243), (5160, 16842), (5418, 16040), (5614, 15480), (6015, 14448), (6020, 14436), (6192, 14035), (6416, 13545), (7218, 12040), (7224, 12030), (7740, 11228), (8020, 10836), (8421, 10320), (9030, 9624)]