260483328

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 216

約数和(自身を含む): 887717376

約数和(自身を除く): 627234048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 521, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1042, 1116, 1152, 1302, 1344, 1488, 1563, 1736, 1792, 1953, 1984, 2016, 2084, 2232, 2304, 2604, 2688, 2976, 3126, 3472, 3647, 3906, 3968, 4032, 4168, 4464, 4689, 5208, 5376, 5952, 6252, 6944, 7294, 7812, 7936, 8064, 8336, 8928, 9378, 10416, 10941, 11904, 12504, 13888, 14588, 15624, 16128, 16151, 16672, 17856, 18756, 20832, 21882, 23808, 25008, 27776, 29176, 31248, 32302, 32823, 33344, 35712, 37512, 41664, 43764, 48453, 50016, 55552, 58352, 62496, 64604, 65646, 66688, 71424, 75024, 83328, 87528, 96906, 100032, 113057, 116704, 124992, 129208, 131292, 133376, 145359, 150048, 166656, 175056, 193812, 200064, 226114, 233408, 249984, 258416, 262584, 290718, 300096, 339171, 350112, 387624, 400128, 452228, 466816, 499968, 516832, 525168, 581436, 600192, 678342, 700224, 775248, 904456, 933632, 1017513, 1033664, 1050336, 1162872, 1200384, 1356684, 1400448, 1550496, 1808912, 2035026, 2067328, 2100672, 2325744, 2713368, 2800896, 3100992, 3617824, 4070052, 4134656, 4201344, 4651488, 5426736, 6201984, 7235648, 8140104, 8402688, 9302976, 10853472, 12403968, 14471296, 16280208, 18605952, 21706944, 28942592, 32560416, 37211904, 43413888, 65120832, 86827776, 130241664, 260483328]

約数ペア:

[(1, 260483328), (2, 130241664), (3, 86827776), (4, 65120832), (6, 43413888), (7, 37211904), (8, 32560416), (9, 28942592), (12, 21706944), (14, 18605952), (16, 16280208), (18, 14471296), (21, 12403968), (24, 10853472), (28, 9302976), (31, 8402688), (32, 8140104), (36, 7235648), (42, 6201984), (48, 5426736), (56, 4651488), (62, 4201344), (63, 4134656), (64, 4070052), (72, 3617824), (84, 3100992), (93, 2800896), (96, 2713368), (112, 2325744), (124, 2100672), (126, 2067328), (128, 2035026), (144, 1808912), (168, 1550496), (186, 1400448), (192, 1356684), (217, 1200384), (224, 1162872), (248, 1050336), (252, 1033664), (256, 1017513), (279, 933632), (288, 904456), (336, 775248), (372, 700224), (384, 678342), (434, 600192), (448, 581436), (496, 525168), (504, 516832), (521, 499968), (558, 466816), (576, 452228), (651, 400128), (672, 387624), (744, 350112), (768, 339171), (868, 300096), (896, 290718), (992, 262584), (1008, 258416), (1042, 249984), (1116, 233408), (1152, 226114), (1302, 200064), (1344, 193812), (1488, 175056), (1563, 166656), (1736, 150048), (1792, 145359), (1953, 133376), (1984, 131292), (2016, 129208), (2084, 124992), (2232, 116704), (2304, 113057), (2604, 100032), (2688, 96906), (2976, 87528), (3126, 83328), (3472, 75024), (3647, 71424), (3906, 66688), (3968, 65646), (4032, 64604), (4168, 62496), (4464, 58352), (4689, 55552), (5208, 50016), (5376, 48453), (5952, 43764), (6252, 41664), (6944, 37512), (7294, 35712), (7812, 33344), (7936, 32823), (8064, 32302), (8336, 31248), (8928, 29176), (9378, 27776), (10416, 25008), (10941, 23808), (11904, 21882), (12504, 20832), (13888, 18756), (14588, 17856), (15624, 16672), (16128, 16151)]