178924428

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 461483568

約数和(自身を除く): 282559140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 233, 249, 257, 332, 466, 498, 514, 699, 747, 771, 932, 996, 1028, 1398, 1494, 1542, 2097, 2313, 2796, 2988, 3084, 4194, 4626, 8388, 9252, 19339, 21331, 38678, 42662, 58017, 59881, 63993, 77356, 85324, 116034, 119762, 127986, 174051, 179643, 191979, 232068, 239524, 255972, 348102, 359286, 383958, 538929, 696204, 718572, 767916, 1077858, 2155716, 4970123, 9940246, 14910369, 19880492, 29820738, 44731107, 59641476, 89462214, 178924428]

約数ペア:

[(1, 178924428), (2, 89462214), (3, 59641476), (4, 44731107), (6, 29820738), (9, 19880492), (12, 14910369), (18, 9940246), (36, 4970123), (83, 2155716), (166, 1077858), (233, 767916), (249, 718572), (257, 696204), (332, 538929), (466, 383958), (498, 359286), (514, 348102), (699, 255972), (747, 239524), (771, 232068), (932, 191979), (996, 179643), (1028, 174051), (1398, 127986), (1494, 119762), (1542, 116034), (2097, 85324), (2313, 77356), (2796, 63993), (2988, 59881), (3084, 58017), (4194, 42662), (4626, 38678), (8388, 21331), (9252, 19339)]