127840384

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2339}}^1$

素因数の和:2421

約数の個数: 64

約数和(自身を含む): 295963200

約数和(自身を除く): 168122816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 427, 448, 488, 854, 896, 976, 1708, 1952, 2339, 3416, 3904, 4678, 6832, 7808, 9356, 13664, 16373, 18712, 27328, 32746, 37424, 54656, 65492, 74848, 130984, 142679, 149696, 261968, 285358, 299392, 523936, 570716, 998753, 1047872, 1141432, 1997506, 2095744, 2282864, 3995012, 4565728, 7990024, 9131456, 15980048, 18262912, 31960096, 63920192, 127840384]

約数ペア:

[(1, 127840384), (2, 63920192), (4, 31960096), (7, 18262912), (8, 15980048), (14, 9131456), (16, 7990024), (28, 4565728), (32, 3995012), (56, 2282864), (61, 2095744), (64, 1997506), (112, 1141432), (122, 1047872), (128, 998753), (224, 570716), (244, 523936), (427, 299392), (448, 285358), (488, 261968), (854, 149696), (896, 142679), (976, 130984), (1708, 74848), (1952, 65492), (2339, 54656), (3416, 37424), (3904, 32746), (4678, 27328), (6832, 18712), (7808, 16373), (9356, 13664)]