179675440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4519}}^1$

素因数の和:4610

約数の個数: 80

約数和(自身を含む): 484254720

約数和(自身を除く): 304579280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4519, 4970, 5680, 7952, 9038, 9940, 18076, 19880, 22595, 31633, 36152, 39760, 45190, 63266, 72304, 90380, 126532, 158165, 180760, 253064, 316330, 320849, 361520, 506128, 632660, 641698, 1265320, 1283396, 1604245, 2245943, 2530640, 2566792, 3208490, 4491886, 5133584, 6416980, 8983772, 11229715, 12833960, 17967544, 22459430, 25667920, 35935088, 44918860, 89837720, 179675440]

約数ペア:

[(1, 179675440), (2, 89837720), (4, 44918860), (5, 35935088), (7, 25667920), (8, 22459430), (10, 17967544), (14, 12833960), (16, 11229715), (20, 8983772), (28, 6416980), (35, 5133584), (40, 4491886), (56, 3208490), (70, 2566792), (71, 2530640), (80, 2245943), (112, 1604245), (140, 1283396), (142, 1265320), (280, 641698), (284, 632660), (355, 506128), (497, 361520), (560, 320849), (568, 316330), (710, 253064), (994, 180760), (1136, 158165), (1420, 126532), (1988, 90380), (2485, 72304), (2840, 63266), (3976, 45190), (4519, 39760), (4970, 36152), (5680, 31633), (7952, 22595), (9038, 19880), (9940, 18076)]