227977984

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1213

約数の個数: 72

約数和(自身を含む): 498547952

約数和(自身を除く): 270569968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 416, 488, 793, 832, 976, 1123, 1586, 1664, 1952, 2246, 3172, 3328, 3904, 4492, 6344, 7808, 8984, 12688, 14599, 15616, 17968, 25376, 29198, 35936, 50752, 58396, 68503, 71872, 101504, 116792, 137006, 143744, 203008, 233584, 274012, 287488, 467168, 548024, 890539, 934336, 1096048, 1781078, 1868672, 2192096, 3562156, 3737344, 4384192, 7124312, 8768384, 14248624, 17536768, 28497248, 56994496, 113988992, 227977984]

約数ペア:

[(1, 227977984), (2, 113988992), (4, 56994496), (8, 28497248), (13, 17536768), (16, 14248624), (26, 8768384), (32, 7124312), (52, 4384192), (61, 3737344), (64, 3562156), (104, 2192096), (122, 1868672), (128, 1781078), (208, 1096048), (244, 934336), (256, 890539), (416, 548024), (488, 467168), (793, 287488), (832, 274012), (976, 233584), (1123, 203008), (1586, 143744), (1664, 137006), (1952, 116792), (2246, 101504), (3172, 71872), (3328, 68503), (3904, 58396), (4492, 50752), (6344, 35936), (7808, 29198), (8984, 25376), (12688, 17968), (14599, 15616)]