207671408

素因数分解:

$2^4\times 7^3\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 80

約数和(自身を含む): 476160000

約数和(自身を除く): 268488592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 79, 98, 112, 158, 196, 316, 343, 392, 479, 553, 632, 686, 784, 958, 1106, 1264, 1372, 1916, 2212, 2744, 3353, 3832, 3871, 4424, 5488, 6706, 7664, 7742, 8848, 13412, 15484, 23471, 26824, 27097, 30968, 37841, 46942, 53648, 54194, 61936, 75682, 93884, 108388, 151364, 164297, 187768, 216776, 264887, 302728, 328594, 375536, 433552, 529774, 605456, 657188, 1059548, 1314376, 1854209, 2119096, 2628752, 3708418, 4238192, 7416836, 12979463, 14833672, 25958926, 29667344, 51917852, 103835704, 207671408]

約数ペア:

[(1, 207671408), (2, 103835704), (4, 51917852), (7, 29667344), (8, 25958926), (14, 14833672), (16, 12979463), (28, 7416836), (49, 4238192), (56, 3708418), (79, 2628752), (98, 2119096), (112, 1854209), (158, 1314376), (196, 1059548), (316, 657188), (343, 605456), (392, 529774), (479, 433552), (553, 375536), (632, 328594), (686, 302728), (784, 264887), (958, 216776), (1106, 187768), (1264, 164297), (1372, 151364), (1916, 108388), (2212, 93884), (2744, 75682), (3353, 61936), (3832, 54194), (3871, 53648), (4424, 46942), (5488, 37841), (6706, 30968), (7664, 27097), (7742, 26824), (8848, 23471), (13412, 15484)]