139899536

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 319765248

約数和(自身を除く): 179865712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 73, 112, 142, 146, 241, 284, 292, 482, 497, 511, 568, 584, 964, 994, 1022, 1136, 1168, 1687, 1928, 1988, 2044, 3374, 3856, 3976, 4088, 5183, 6748, 7952, 8176, 10366, 13496, 17111, 17593, 20732, 26992, 34222, 35186, 36281, 41464, 68444, 70372, 72562, 82928, 119777, 123151, 136888, 140744, 145124, 239554, 246302, 273776, 281488, 290248, 479108, 492604, 580496, 958216, 985208, 1249103, 1916432, 1970416, 2498206, 4996412, 8743721, 9992824, 17487442, 19985648, 34974884, 69949768, 139899536]

約数ペア:

[(1, 139899536), (2, 69949768), (4, 34974884), (7, 19985648), (8, 17487442), (14, 9992824), (16, 8743721), (28, 4996412), (56, 2498206), (71, 1970416), (73, 1916432), (112, 1249103), (142, 985208), (146, 958216), (241, 580496), (284, 492604), (292, 479108), (482, 290248), (497, 281488), (511, 273776), (568, 246302), (584, 239554), (964, 145124), (994, 140744), (1022, 136888), (1136, 123151), (1168, 119777), (1687, 82928), (1928, 72562), (1988, 70372), (2044, 68444), (3374, 41464), (3856, 36281), (3976, 35186), (4088, 34222), (5183, 26992), (6748, 20732), (7952, 17593), (8176, 17111), (10366, 13496)]