120136640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28879}}^1$

素因数の和:28909

約数の個数: 56

約数和(自身を含む): 308091840

約数和(自身を除く): 187955200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 28879, 57758, 115516, 144395, 231032, 288790, 375427, 462064, 577580, 750854, 924128, 1155160, 1501708, 1848256, 1877135, 2310320, 3003416, 3754270, 4620640, 6006832, 7508540, 9241280, 12013664, 15017080, 24027328, 30034160, 60068320, 120136640]

約数ペア:

[(1, 120136640), (2, 60068320), (4, 30034160), (5, 24027328), (8, 15017080), (10, 12013664), (13, 9241280), (16, 7508540), (20, 6006832), (26, 4620640), (32, 3754270), (40, 3003416), (52, 2310320), (64, 1877135), (65, 1848256), (80, 1501708), (104, 1155160), (130, 924128), (160, 750854), (208, 577580), (260, 462064), (320, 375427), (416, 288790), (520, 231032), (832, 144395), (1040, 115516), (2080, 57758), (4160, 28879)]