61711440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:469

約数の個数: 160

約数和(自身を含む): 221295360

約数和(自身を除く): 159583920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 140, 168, 210, 218, 240, 280, 327, 336, 337, 420, 436, 545, 560, 654, 674, 763, 840, 872, 1011, 1090, 1308, 1348, 1526, 1635, 1680, 1685, 1744, 2022, 2180, 2289, 2359, 2616, 2696, 3052, 3270, 3370, 3815, 4044, 4360, 4578, 4718, 5055, 5232, 5392, 6104, 6540, 6740, 7077, 7630, 8088, 8720, 9156, 9436, 10110, 11445, 11795, 12208, 13080, 13480, 14154, 15260, 16176, 18312, 18872, 20220, 22890, 23590, 26160, 26960, 28308, 30520, 35385, 36624, 36733, 37744, 40440, 45780, 47180, 56616, 61040, 70770, 73466, 80880, 91560, 94360, 110199, 113232, 141540, 146932, 183120, 183665, 188720, 220398, 257131, 283080, 293864, 367330, 440796, 514262, 550995, 566160, 587728, 734660, 771393, 881592, 1028524, 1101990, 1285655, 1469320, 1542786, 1763184, 2057048, 2203980, 2571310, 2938640, 3085572, 3856965, 4114096, 4407960, 5142620, 6171144, 7713930, 8815920, 10285240, 12342288, 15427860, 20570480, 30855720, 61711440]

約数ペア:

[(1, 61711440), (2, 30855720), (3, 20570480), (4, 15427860), (5, 12342288), (6, 10285240), (7, 8815920), (8, 7713930), (10, 6171144), (12, 5142620), (14, 4407960), (15, 4114096), (16, 3856965), (20, 3085572), (21, 2938640), (24, 2571310), (28, 2203980), (30, 2057048), (35, 1763184), (40, 1542786), (42, 1469320), (48, 1285655), (56, 1101990), (60, 1028524), (70, 881592), (80, 771393), (84, 734660), (105, 587728), (109, 566160), (112, 550995), (120, 514262), (140, 440796), (168, 367330), (210, 293864), (218, 283080), (240, 257131), (280, 220398), (327, 188720), (336, 183665), (337, 183120), (420, 146932), (436, 141540), (545, 113232), (560, 110199), (654, 94360), (674, 91560), (763, 80880), (840, 73466), (872, 70770), (1011, 61040), (1090, 56616), (1308, 47180), (1348, 45780), (1526, 40440), (1635, 37744), (1680, 36733), (1685, 36624), (1744, 35385), (2022, 30520), (2180, 28308), (2289, 26960), (2359, 26160), (2616, 23590), (2696, 22890), (3052, 20220), (3270, 18872), (3370, 18312), (3815, 16176), (4044, 15260), (4360, 14154), (4578, 13480), (4718, 13080), (5055, 12208), (5232, 11795), (5392, 11445), (6104, 10110), (6540, 9436), (6740, 9156), (7077, 8720), (7630, 8088)]