298241440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 829521000

約数和(自身を除く): 531279560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 160, 196, 218, 224, 245, 280, 349, 392, 436, 490, 545, 560, 698, 763, 784, 872, 980, 1090, 1120, 1396, 1526, 1568, 1744, 1745, 1960, 2180, 2443, 2792, 3052, 3488, 3490, 3815, 3920, 4360, 4886, 5341, 5584, 6104, 6980, 7630, 7840, 8720, 9772, 10682, 11168, 12208, 12215, 13960, 15260, 17101, 17440, 19544, 21364, 24416, 24430, 26705, 27920, 30520, 34202, 38041, 39088, 42728, 48860, 53410, 55840, 61040, 68404, 76082, 78176, 85456, 85505, 97720, 106820, 122080, 136808, 152164, 170912, 171010, 190205, 195440, 213640, 266287, 273616, 304328, 342020, 380410, 390880, 427280, 532574, 547232, 608656, 684040, 760820, 854560, 1065148, 1217312, 1331435, 1368080, 1521640, 1864009, 2130296, 2662870, 2736160, 3043280, 3728018, 4260592, 5325740, 6086560, 7456036, 8521184, 9320045, 10651480, 14912072, 18640090, 21302960, 29824144, 37280180, 42605920, 59648288, 74560360, 149120720, 298241440]

約数ペア:

[(1, 298241440), (2, 149120720), (4, 74560360), (5, 59648288), (7, 42605920), (8, 37280180), (10, 29824144), (14, 21302960), (16, 18640090), (20, 14912072), (28, 10651480), (32, 9320045), (35, 8521184), (40, 7456036), (49, 6086560), (56, 5325740), (70, 4260592), (80, 3728018), (98, 3043280), (109, 2736160), (112, 2662870), (140, 2130296), (160, 1864009), (196, 1521640), (218, 1368080), (224, 1331435), (245, 1217312), (280, 1065148), (349, 854560), (392, 760820), (436, 684040), (490, 608656), (545, 547232), (560, 532574), (698, 427280), (763, 390880), (784, 380410), (872, 342020), (980, 304328), (1090, 273616), (1120, 266287), (1396, 213640), (1526, 195440), (1568, 190205), (1744, 171010), (1745, 170912), (1960, 152164), (2180, 136808), (2443, 122080), (2792, 106820), (3052, 97720), (3488, 85505), (3490, 85456), (3815, 78176), (3920, 76082), (4360, 68404), (4886, 61040), (5341, 55840), (5584, 53410), (6104, 48860), (6980, 42728), (7630, 39088), (7840, 38041), (8720, 34202), (9772, 30520), (10682, 27920), (11168, 26705), (12208, 24430), (12215, 24416), (13960, 21364), (15260, 19544), (17101, 17440)]