207344480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 581742000

約数和(自身を除く): 374397520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 160, 196, 212, 224, 245, 265, 280, 371, 392, 424, 490, 499, 530, 560, 742, 784, 848, 980, 998, 1060, 1120, 1484, 1568, 1696, 1855, 1960, 1996, 2120, 2495, 2597, 2968, 3493, 3710, 3920, 3992, 4240, 4990, 5194, 5936, 6986, 7420, 7840, 7984, 8480, 9980, 10388, 11872, 12985, 13972, 14840, 15968, 17465, 19960, 20776, 24451, 25970, 26447, 27944, 29680, 34930, 39920, 41552, 48902, 51940, 52894, 55888, 59360, 69860, 79840, 83104, 97804, 103880, 105788, 111776, 122255, 132235, 139720, 185129, 195608, 207760, 211576, 244510, 264470, 279440, 370258, 391216, 415520, 423152, 489020, 528940, 558880, 740516, 782432, 846304, 925645, 978040, 1057880, 1295903, 1481032, 1851290, 1956080, 2115760, 2591806, 2962064, 3702580, 3912160, 4231520, 5183612, 5924128, 6479515, 7405160, 10367224, 12959030, 14810320, 20734448, 25918060, 29620640, 41468896, 51836120, 103672240, 207344480]

約数ペア:

[(1, 207344480), (2, 103672240), (4, 51836120), (5, 41468896), (7, 29620640), (8, 25918060), (10, 20734448), (14, 14810320), (16, 12959030), (20, 10367224), (28, 7405160), (32, 6479515), (35, 5924128), (40, 5183612), (49, 4231520), (53, 3912160), (56, 3702580), (70, 2962064), (80, 2591806), (98, 2115760), (106, 1956080), (112, 1851290), (140, 1481032), (160, 1295903), (196, 1057880), (212, 978040), (224, 925645), (245, 846304), (265, 782432), (280, 740516), (371, 558880), (392, 528940), (424, 489020), (490, 423152), (499, 415520), (530, 391216), (560, 370258), (742, 279440), (784, 264470), (848, 244510), (980, 211576), (998, 207760), (1060, 195608), (1120, 185129), (1484, 139720), (1568, 132235), (1696, 122255), (1855, 111776), (1960, 105788), (1996, 103880), (2120, 97804), (2495, 83104), (2597, 79840), (2968, 69860), (3493, 59360), (3710, 55888), (3920, 52894), (3992, 51940), (4240, 48902), (4990, 41552), (5194, 39920), (5936, 34930), (6986, 29680), (7420, 27944), (7840, 26447), (7984, 25970), (8480, 24451), (9980, 20776), (10388, 19960), (11872, 17465), (12985, 15968), (13972, 14840)]