261697536

素因数分解:

$2^{12}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 156

約数和(自身を含む): 783714880

約数和(自身を除く): 522017344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 229, 248, 256, 279, 288, 372, 384, 458, 496, 512, 558, 576, 687, 744, 768, 916, 992, 1024, 1116, 1152, 1374, 1488, 1536, 1832, 1984, 2048, 2061, 2232, 2304, 2748, 2976, 3072, 3664, 3968, 4096, 4122, 4464, 4608, 5496, 5952, 6144, 7099, 7328, 7936, 8244, 8928, 9216, 10992, 11904, 12288, 14198, 14656, 15872, 16488, 17856, 18432, 21297, 21984, 23808, 28396, 29312, 31744, 32976, 35712, 36864, 42594, 43968, 47616, 56792, 58624, 63488, 63891, 65952, 71424, 85188, 87936, 95232, 113584, 117248, 126976, 127782, 131904, 142848, 170376, 175872, 190464, 227168, 234496, 255564, 263808, 285696, 340752, 351744, 380928, 454336, 468992, 511128, 527616, 571392, 681504, 703488, 908672, 937984, 1022256, 1055232, 1142784, 1363008, 1406976, 1817344, 2044512, 2110464, 2726016, 2813952, 3634688, 4089024, 4220928, 5452032, 7269376, 8178048, 8441856, 10904064, 14538752, 16356096, 21808128, 29077504, 32712192, 43616256, 65424384, 87232512, 130848768, 261697536]

約数ペア:

[(1, 261697536), (2, 130848768), (3, 87232512), (4, 65424384), (6, 43616256), (8, 32712192), (9, 29077504), (12, 21808128), (16, 16356096), (18, 14538752), (24, 10904064), (31, 8441856), (32, 8178048), (36, 7269376), (48, 5452032), (62, 4220928), (64, 4089024), (72, 3634688), (93, 2813952), (96, 2726016), (124, 2110464), (128, 2044512), (144, 1817344), (186, 1406976), (192, 1363008), (229, 1142784), (248, 1055232), (256, 1022256), (279, 937984), (288, 908672), (372, 703488), (384, 681504), (458, 571392), (496, 527616), (512, 511128), (558, 468992), (576, 454336), (687, 380928), (744, 351744), (768, 340752), (916, 285696), (992, 263808), (1024, 255564), (1116, 234496), (1152, 227168), (1374, 190464), (1488, 175872), (1536, 170376), (1832, 142848), (1984, 131904), (2048, 127782), (2061, 126976), (2232, 117248), (2304, 113584), (2748, 95232), (2976, 87936), (3072, 85188), (3664, 71424), (3968, 65952), (4096, 63891), (4122, 63488), (4464, 58624), (4608, 56792), (5496, 47616), (5952, 43968), (6144, 42594), (7099, 36864), (7328, 35712), (7936, 32976), (8244, 31744), (8928, 29312), (9216, 28396), (10992, 23808), (11904, 21984), (12288, 21297), (14198, 18432), (14656, 17856), (15872, 16488)]