1261777552

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:265

約数の個数: 160

約数和(自身を含む): 3007085312

約数和(自身を除く): 1745307760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 43, 56, 73, 74, 86, 97, 112, 146, 148, 172, 194, 259, 292, 296, 301, 344, 388, 511, 518, 584, 592, 602, 679, 688, 776, 1022, 1036, 1168, 1204, 1358, 1552, 1591, 2044, 2072, 2408, 2701, 2716, 3139, 3182, 3589, 4088, 4144, 4171, 4816, 5402, 5432, 6278, 6364, 7081, 7178, 8176, 8342, 10804, 10864, 11137, 12556, 12728, 14162, 14356, 16684, 18907, 21608, 21973, 22274, 25112, 25123, 25456, 28324, 28712, 29197, 33368, 37814, 43216, 43946, 44548, 49567, 50224, 50246, 56648, 57424, 58394, 66736, 75628, 87892, 89096, 99134, 100492, 113296, 116143, 116788, 151256, 154327, 175784, 178192, 198268, 200984, 232286, 233576, 261997, 302512, 304483, 308654, 351568, 396536, 401968, 464572, 467152, 523994, 608966, 617308, 793072, 813001, 929144, 1047988, 1080289, 1217932, 1234616, 1626002, 1833979, 1858288, 2095976, 2131381, 2160578, 2435864, 2469232, 3252004, 3667958, 4191952, 4262762, 4321156, 4871728, 6504008, 7335916, 8525524, 8642312, 11265871, 13008016, 14671832, 17051048, 17284624, 22531742, 29343664, 34102096, 45063484, 78861097, 90126968, 157722194, 180253936, 315444388, 630888776, 1261777552]

約数ペア:

[(1, 1261777552), (2, 630888776), (4, 315444388), (7, 180253936), (8, 157722194), (14, 90126968), (16, 78861097), (28, 45063484), (37, 34102096), (43, 29343664), (56, 22531742), (73, 17284624), (74, 17051048), (86, 14671832), (97, 13008016), (112, 11265871), (146, 8642312), (148, 8525524), (172, 7335916), (194, 6504008), (259, 4871728), (292, 4321156), (296, 4262762), (301, 4191952), (344, 3667958), (388, 3252004), (511, 2469232), (518, 2435864), (584, 2160578), (592, 2131381), (602, 2095976), (679, 1858288), (688, 1833979), (776, 1626002), (1022, 1234616), (1036, 1217932), (1168, 1080289), (1204, 1047988), (1358, 929144), (1552, 813001), (1591, 793072), (2044, 617308), (2072, 608966), (2408, 523994), (2701, 467152), (2716, 464572), (3139, 401968), (3182, 396536), (3589, 351568), (4088, 308654), (4144, 304483), (4171, 302512), (4816, 261997), (5402, 233576), (5432, 232286), (6278, 200984), (6364, 198268), (7081, 178192), (7178, 175784), (8176, 154327), (8342, 151256), (10804, 116788), (10864, 116143), (11137, 113296), (12556, 100492), (12728, 99134), (14162, 89096), (14356, 87892), (16684, 75628), (18907, 66736), (21608, 58394), (21973, 57424), (22274, 56648), (25112, 50246), (25123, 50224), (25456, 49567), (28324, 44548), (28712, 43946), (29197, 43216), (33368, 37814)]