218708224

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 108

約数和(自身を含む): 519601152

約数和(自身を除く): 300892928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 128, 217, 224, 248, 254, 256, 434, 448, 496, 508, 868, 889, 896, 961, 992, 1016, 1736, 1778, 1792, 1922, 1984, 2032, 3472, 3556, 3844, 3937, 3968, 4064, 6727, 6944, 7112, 7688, 7874, 7936, 8128, 13454, 13888, 14224, 15376, 15748, 16256, 26908, 27559, 27776, 28448, 30752, 31496, 32512, 53816, 55118, 55552, 56896, 61504, 62992, 107632, 110236, 113792, 122047, 123008, 125984, 215264, 220472, 227584, 244094, 246016, 251968, 430528, 440944, 488188, 503936, 854329, 861056, 881888, 976376, 1007872, 1708658, 1722112, 1763776, 1952752, 3417316, 3527552, 3905504, 6834632, 7055104, 7811008, 13669264, 15622016, 27338528, 31244032, 54677056, 109354112, 218708224]

約数ペア:

[(1, 218708224), (2, 109354112), (4, 54677056), (7, 31244032), (8, 27338528), (14, 15622016), (16, 13669264), (28, 7811008), (31, 7055104), (32, 6834632), (56, 3905504), (62, 3527552), (64, 3417316), (112, 1952752), (124, 1763776), (127, 1722112), (128, 1708658), (217, 1007872), (224, 976376), (248, 881888), (254, 861056), (256, 854329), (434, 503936), (448, 488188), (496, 440944), (508, 430528), (868, 251968), (889, 246016), (896, 244094), (961, 227584), (992, 220472), (1016, 215264), (1736, 125984), (1778, 123008), (1792, 122047), (1922, 113792), (1984, 110236), (2032, 107632), (3472, 62992), (3556, 61504), (3844, 56896), (3937, 55552), (3968, 55118), (4064, 53816), (6727, 32512), (6944, 31496), (7112, 30752), (7688, 28448), (7874, 27776), (7936, 27559), (8128, 26908), (13454, 16256), (13888, 15748), (14224, 15376)]