222704248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1031}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 471582720

約数和(自身を除く): 248878472

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 67, 104, 124, 134, 248, 268, 403, 536, 806, 871, 1031, 1612, 1742, 2062, 2077, 3224, 3484, 4124, 4154, 6968, 8248, 8308, 13403, 16616, 26806, 27001, 31961, 53612, 54002, 63922, 69077, 107224, 108004, 127844, 138154, 216008, 255688, 276308, 415493, 552616, 830986, 898001, 1661972, 1796002, 2141387, 3323944, 3592004, 4282774, 7184008, 8565548, 17131096, 27838031, 55676062, 111352124, 222704248]

約数ペア:

[(1, 222704248), (2, 111352124), (4, 55676062), (8, 27838031), (13, 17131096), (26, 8565548), (31, 7184008), (52, 4282774), (62, 3592004), (67, 3323944), (104, 2141387), (124, 1796002), (134, 1661972), (248, 898001), (268, 830986), (403, 552616), (536, 415493), (806, 276308), (871, 255688), (1031, 216008), (1612, 138154), (1742, 127844), (2062, 108004), (2077, 107224), (3224, 69077), (3484, 63922), (4124, 54002), (4154, 53612), (6968, 31961), (8248, 27001), (8308, 26806), (13403, 16616)]