51868320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:427

約数の個数: 192

約数和(自身を含む): 191600640

約数和(自身を除く): 139732320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 210, 215, 224, 240, 258, 280, 301, 336, 344, 359, 420, 430, 480, 516, 560, 602, 645, 672, 688, 718, 840, 860, 903, 1032, 1077, 1120, 1204, 1290, 1376, 1436, 1505, 1680, 1720, 1795, 1806, 2064, 2154, 2408, 2513, 2580, 2872, 3010, 3360, 3440, 3590, 3612, 4128, 4308, 4515, 4816, 5026, 5160, 5385, 5744, 6020, 6880, 7180, 7224, 7539, 8616, 9030, 9632, 10052, 10320, 10770, 11488, 12040, 12565, 14360, 14448, 15078, 15437, 17232, 18060, 20104, 20640, 21540, 24080, 25130, 28720, 28896, 30156, 30874, 34464, 36120, 37695, 40208, 43080, 46311, 48160, 50260, 57440, 60312, 61748, 72240, 75390, 77185, 80416, 86160, 92622, 100520, 108059, 120624, 123496, 144480, 150780, 154370, 172320, 185244, 201040, 216118, 231555, 241248, 246992, 301560, 308740, 324177, 370488, 402080, 432236, 463110, 493984, 540295, 603120, 617480, 648354, 740976, 864472, 926220, 1080590, 1206240, 1234960, 1296708, 1481952, 1620885, 1728944, 1852440, 2161180, 2469920, 2593416, 3241770, 3457888, 3704880, 4322360, 5186832, 6483540, 7409760, 8644720, 10373664, 12967080, 17289440, 25934160, 51868320]

約数ペア:

[(1, 51868320), (2, 25934160), (3, 17289440), (4, 12967080), (5, 10373664), (6, 8644720), (7, 7409760), (8, 6483540), (10, 5186832), (12, 4322360), (14, 3704880), (15, 3457888), (16, 3241770), (20, 2593416), (21, 2469920), (24, 2161180), (28, 1852440), (30, 1728944), (32, 1620885), (35, 1481952), (40, 1296708), (42, 1234960), (43, 1206240), (48, 1080590), (56, 926220), (60, 864472), (70, 740976), (80, 648354), (84, 617480), (86, 603120), (96, 540295), (105, 493984), (112, 463110), (120, 432236), (129, 402080), (140, 370488), (160, 324177), (168, 308740), (172, 301560), (210, 246992), (215, 241248), (224, 231555), (240, 216118), (258, 201040), (280, 185244), (301, 172320), (336, 154370), (344, 150780), (359, 144480), (420, 123496), (430, 120624), (480, 108059), (516, 100520), (560, 92622), (602, 86160), (645, 80416), (672, 77185), (688, 75390), (718, 72240), (840, 61748), (860, 60312), (903, 57440), (1032, 50260), (1077, 48160), (1120, 46311), (1204, 43080), (1290, 40208), (1376, 37695), (1436, 36120), (1505, 34464), (1680, 30874), (1720, 30156), (1795, 28896), (1806, 28720), (2064, 25130), (2154, 24080), (2408, 21540), (2513, 20640), (2580, 20104), (2872, 18060), (3010, 17232), (3360, 15437), (3440, 15078), (3590, 14448), (3612, 14360), (4128, 12565), (4308, 12040), (4515, 11488), (4816, 10770), (5026, 10320), (5160, 10052), (5385, 9632), (5744, 9030), (6020, 8616), (6880, 7539), (7180, 7224)]