247493120

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1973}}^1$

素因数の和:2010

約数の個数: 120

約数和(自身を含む): 690635484

約数和(自身を除く): 443142364

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 1973, 2240, 2560, 3136, 3584, 3920, 3946, 4480, 6272, 7840, 7892, 8960, 9865, 12544, 13811, 15680, 15784, 17920, 19730, 25088, 27622, 31360, 31568, 39460, 55244, 62720, 63136, 69055, 78920, 96677, 110488, 125440, 126272, 138110, 157840, 193354, 220976, 252544, 276220, 315680, 386708, 441952, 483385, 505088, 552440, 631360, 773416, 883904, 966770, 1010176, 1104880, 1262720, 1546832, 1767808, 1933540, 2209760, 2525440, 3093664, 3535616, 3867080, 4419520, 5050880, 6187328, 7071232, 7734160, 8839040, 12374656, 15468320, 17678080, 24749312, 30936640, 35356160, 49498624, 61873280, 123746560, 247493120]

約数ペア:

[(1, 247493120), (2, 123746560), (4, 61873280), (5, 49498624), (7, 35356160), (8, 30936640), (10, 24749312), (14, 17678080), (16, 15468320), (20, 12374656), (28, 8839040), (32, 7734160), (35, 7071232), (40, 6187328), (49, 5050880), (56, 4419520), (64, 3867080), (70, 3535616), (80, 3093664), (98, 2525440), (112, 2209760), (128, 1933540), (140, 1767808), (160, 1546832), (196, 1262720), (224, 1104880), (245, 1010176), (256, 966770), (280, 883904), (320, 773416), (392, 631360), (448, 552440), (490, 505088), (512, 483385), (560, 441952), (640, 386708), (784, 315680), (896, 276220), (980, 252544), (1120, 220976), (1280, 193354), (1568, 157840), (1792, 138110), (1960, 126272), (1973, 125440), (2240, 110488), (2560, 96677), (3136, 78920), (3584, 69055), (3920, 63136), (3946, 62720), (4480, 55244), (6272, 39460), (7840, 31568), (7892, 31360), (8960, 27622), (9865, 25088), (12544, 19730), (13811, 17920), (15680, 15784)]