317692480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{20261}}^1$

素因数の和:20292

約数の個数: 84

約数和(自身を含む): 880059708

約数和(自身を除く): 562367228

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 20261, 40522, 81044, 101305, 141827, 162088, 202610, 283654, 324176, 405220, 567308, 648352, 709135, 810440, 992789, 1134616, 1296704, 1418270, 1620880, 1985578, 2269232, 2836540, 3241760, 3971156, 4538464, 4963945, 5673080, 6483520, 7942312, 9076928, 9927890, 11346160, 15884624, 19855780, 22692320, 31769248, 39711560, 45384640, 63538496, 79423120, 158846240, 317692480]

約数ペア:

[(1, 317692480), (2, 158846240), (4, 79423120), (5, 63538496), (7, 45384640), (8, 39711560), (10, 31769248), (14, 22692320), (16, 19855780), (20, 15884624), (28, 11346160), (32, 9927890), (35, 9076928), (40, 7942312), (49, 6483520), (56, 5673080), (64, 4963945), (70, 4538464), (80, 3971156), (98, 3241760), (112, 2836540), (140, 2269232), (160, 1985578), (196, 1620880), (224, 1418270), (245, 1296704), (280, 1134616), (320, 992789), (392, 810440), (448, 709135), (490, 648352), (560, 567308), (784, 405220), (980, 324176), (1120, 283654), (1568, 202610), (1960, 162088), (2240, 141827), (3136, 101305), (3920, 81044), (7840, 40522), (15680, 20261)]