280060480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:421

約数の個数: 168

約数和(自身を含む): 792757368

約数和(自身を除く): 512696888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 64, 70, 80, 98, 106, 112, 140, 160, 196, 212, 224, 245, 265, 280, 320, 337, 371, 392, 424, 448, 490, 530, 560, 674, 742, 784, 848, 980, 1060, 1120, 1348, 1484, 1568, 1685, 1696, 1855, 1960, 2120, 2240, 2359, 2597, 2696, 2968, 3136, 3370, 3392, 3710, 3920, 4240, 4718, 5194, 5392, 5936, 6740, 7420, 7840, 8480, 9436, 10388, 10784, 11795, 11872, 12985, 13480, 14840, 15680, 16513, 16960, 17861, 18872, 20776, 21568, 23590, 23744, 25970, 26960, 29680, 33026, 35722, 37744, 41552, 47180, 51940, 53920, 59360, 66052, 71444, 75488, 82565, 83104, 89305, 94360, 103880, 107840, 118720, 125027, 132104, 142888, 150976, 165130, 166208, 178610, 188720, 207760, 250054, 264208, 285776, 330260, 357220, 377440, 415520, 500108, 528416, 571552, 625135, 660520, 714440, 754880, 831040, 875189, 1000216, 1056832, 1143104, 1250270, 1321040, 1428880, 1750378, 2000432, 2500540, 2642080, 2857760, 3500756, 4000864, 4375945, 5001080, 5284160, 5715520, 7001512, 8001728, 8751890, 10002160, 14003024, 17503780, 20004320, 28006048, 35007560, 40008640, 56012096, 70015120, 140030240, 280060480]

約数ペア:

[(1, 280060480), (2, 140030240), (4, 70015120), (5, 56012096), (7, 40008640), (8, 35007560), (10, 28006048), (14, 20004320), (16, 17503780), (20, 14003024), (28, 10002160), (32, 8751890), (35, 8001728), (40, 7001512), (49, 5715520), (53, 5284160), (56, 5001080), (64, 4375945), (70, 4000864), (80, 3500756), (98, 2857760), (106, 2642080), (112, 2500540), (140, 2000432), (160, 1750378), (196, 1428880), (212, 1321040), (224, 1250270), (245, 1143104), (265, 1056832), (280, 1000216), (320, 875189), (337, 831040), (371, 754880), (392, 714440), (424, 660520), (448, 625135), (490, 571552), (530, 528416), (560, 500108), (674, 415520), (742, 377440), (784, 357220), (848, 330260), (980, 285776), (1060, 264208), (1120, 250054), (1348, 207760), (1484, 188720), (1568, 178610), (1685, 166208), (1696, 165130), (1855, 150976), (1960, 142888), (2120, 132104), (2240, 125027), (2359, 118720), (2597, 107840), (2696, 103880), (2968, 94360), (3136, 89305), (3370, 83104), (3392, 82565), (3710, 75488), (3920, 71444), (4240, 66052), (4718, 59360), (5194, 53920), (5392, 51940), (5936, 47180), (6740, 41552), (7420, 37744), (7840, 35722), (8480, 33026), (9436, 29680), (10388, 26960), (10784, 25970), (11795, 23744), (11872, 23590), (12985, 21568), (13480, 20776), (14840, 18872), (15680, 17861), (16513, 16960)]