205910208

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:644

約数の個数: 224

約数和(自身を含む): 716889600

約数和(自身を除く): 510979392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 64, 72, 84, 87, 96, 108, 112, 116, 126, 144, 168, 174, 189, 192, 203, 216, 224, 232, 252, 261, 288, 336, 348, 378, 406, 432, 448, 464, 504, 522, 576, 587, 609, 672, 696, 756, 783, 812, 864, 928, 1008, 1044, 1174, 1218, 1344, 1392, 1512, 1566, 1624, 1728, 1761, 1827, 1856, 2016, 2088, 2348, 2436, 2784, 3024, 3132, 3248, 3522, 3654, 4032, 4109, 4176, 4696, 4872, 5283, 5481, 5568, 6048, 6264, 6496, 7044, 7308, 8218, 8352, 9392, 9744, 10566, 10962, 12096, 12327, 12528, 12992, 14088, 14616, 15849, 16436, 16704, 17023, 18784, 19488, 21132, 21924, 24654, 25056, 28176, 29232, 31698, 32872, 34046, 36981, 37568, 38976, 42264, 43848, 49308, 50112, 51069, 56352, 58464, 63396, 65744, 68092, 73962, 84528, 87696, 98616, 102138, 110943, 112704, 116928, 119161, 126792, 131488, 136184, 147924, 153207, 169056, 175392, 197232, 204276, 221886, 238322, 253584, 262976, 272368, 295848, 306414, 338112, 350784, 357483, 394464, 408552, 443772, 459621, 476644, 507168, 544736, 591696, 612828, 714966, 788928, 817104, 887544, 919242, 953288, 1014336, 1072449, 1089472, 1183392, 1225656, 1429932, 1634208, 1775088, 1838484, 1906576, 2144898, 2366784, 2451312, 2859864, 3217347, 3268416, 3550176, 3676968, 3813152, 4289796, 4902624, 5719728, 6434694, 7100352, 7353936, 7626304, 8579592, 9805248, 11439456, 12869388, 14707872, 17159184, 22878912, 25738776, 29415744, 34318368, 51477552, 68636736, 102955104, 205910208]

約数ペア:

[(1, 205910208), (2, 102955104), (3, 68636736), (4, 51477552), (6, 34318368), (7, 29415744), (8, 25738776), (9, 22878912), (12, 17159184), (14, 14707872), (16, 12869388), (18, 11439456), (21, 9805248), (24, 8579592), (27, 7626304), (28, 7353936), (29, 7100352), (32, 6434694), (36, 5719728), (42, 4902624), (48, 4289796), (54, 3813152), (56, 3676968), (58, 3550176), (63, 3268416), (64, 3217347), (72, 2859864), (84, 2451312), (87, 2366784), (96, 2144898), (108, 1906576), (112, 1838484), (116, 1775088), (126, 1634208), (144, 1429932), (168, 1225656), (174, 1183392), (189, 1089472), (192, 1072449), (203, 1014336), (216, 953288), (224, 919242), (232, 887544), (252, 817104), (261, 788928), (288, 714966), (336, 612828), (348, 591696), (378, 544736), (406, 507168), (432, 476644), (448, 459621), (464, 443772), (504, 408552), (522, 394464), (576, 357483), (587, 350784), (609, 338112), (672, 306414), (696, 295848), (756, 272368), (783, 262976), (812, 253584), (864, 238322), (928, 221886), (1008, 204276), (1044, 197232), (1174, 175392), (1218, 169056), (1344, 153207), (1392, 147924), (1512, 136184), (1566, 131488), (1624, 126792), (1728, 119161), (1761, 116928), (1827, 112704), (1856, 110943), (2016, 102138), (2088, 98616), (2348, 87696), (2436, 84528), (2784, 73962), (3024, 68092), (3132, 65744), (3248, 63396), (3522, 58464), (3654, 56352), (4032, 51069), (4109, 50112), (4176, 49308), (4696, 43848), (4872, 42264), (5283, 38976), (5481, 37568), (5568, 36981), (6048, 34046), (6264, 32872), (6496, 31698), (7044, 29232), (7308, 28176), (8218, 25056), (8352, 24654), (9392, 21924), (9744, 21132), (10566, 19488), (10962, 18784), (12096, 17023), (12327, 16704), (12528, 16436), (12992, 15849), (14088, 14616)]