123746560

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1973}}^1$

素因数の和:2008

約数の個数: 108

約数和(自身を含む): 344980188

約数和(自身を除く): 221233628

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, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 1973, 2240, 3136, 3920, 3946, 4480, 6272, 7840, 7892, 8960, 9865, 12544, 13811, 15680, 15784, 19730, 27622, 31360, 31568, 39460, 55244, 62720, 63136, 69055, 78920, 96677, 110488, 126272, 138110, 157840, 193354, 220976, 252544, 276220, 315680, 386708, 441952, 483385, 505088, 552440, 631360, 773416, 883904, 966770, 1104880, 1262720, 1546832, 1767808, 1933540, 2209760, 2525440, 3093664, 3535616, 3867080, 4419520, 6187328, 7734160, 8839040, 12374656, 15468320, 17678080, 24749312, 30936640, 61873280, 123746560]

約数ペア:

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