578431728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:332

約数の個数: 240

約数和(自身を含む): 1938733056

約数和(自身を除く): 1360301328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 107, 112, 124, 126, 144, 168, 173, 186, 214, 217, 248, 252, 279, 321, 336, 346, 372, 428, 434, 496, 504, 519, 558, 642, 651, 692, 744, 749, 856, 868, 963, 1008, 1038, 1116, 1211, 1284, 1302, 1384, 1488, 1498, 1557, 1712, 1736, 1926, 1953, 2076, 2232, 2247, 2422, 2568, 2604, 2768, 2996, 3114, 3317, 3472, 3633, 3852, 3906, 4152, 4464, 4494, 4844, 5136, 5208, 5363, 5992, 6228, 6634, 6741, 7266, 7704, 7812, 8304, 8988, 9688, 9951, 10416, 10726, 10899, 11984, 12456, 13268, 13482, 14532, 15408, 15624, 16089, 17976, 18511, 19376, 19902, 21452, 21798, 23219, 24912, 26536, 26964, 29064, 29853, 31248, 32178, 35952, 37022, 37541, 39804, 42904, 43596, 46438, 48267, 53072, 53928, 55533, 58128, 59706, 64356, 69657, 74044, 75082, 79608, 85808, 87192, 92876, 96534, 107856, 111066, 112623, 119412, 128712, 129577, 139314, 148088, 150164, 159216, 166599, 174384, 185752, 193068, 208971, 222132, 225246, 238824, 257424, 259154, 278628, 296176, 300328, 333198, 337869, 371504, 386136, 388731, 417942, 444264, 450492, 477648, 518308, 557256, 573841, 600656, 666396, 675738, 772272, 777462, 835884, 888528, 900984, 1036616, 1114512, 1147682, 1166193, 1332792, 1351476, 1554924, 1671768, 1721523, 1801968, 2073232, 2295364, 2332386, 2665584, 2702952, 3109848, 3343536, 3443046, 4016887, 4590728, 4664772, 5164569, 5405904, 6219696, 6886092, 8033774, 9181456, 9329544, 10329138, 12050661, 13772184, 16067548, 18659088, 20658276, 24101322, 27544368, 32135096, 36151983, 41316552, 48202644, 64270192, 72303966, 82633104, 96405288, 144607932, 192810576, 289215864, 578431728]

約数ペア:

[(1, 578431728), (2, 289215864), (3, 192810576), (4, 144607932), (6, 96405288), (7, 82633104), (8, 72303966), (9, 64270192), (12, 48202644), (14, 41316552), (16, 36151983), (18, 32135096), (21, 27544368), (24, 24101322), (28, 20658276), (31, 18659088), (36, 16067548), (42, 13772184), (48, 12050661), (56, 10329138), (62, 9329544), (63, 9181456), (72, 8033774), (84, 6886092), (93, 6219696), (107, 5405904), (112, 5164569), (124, 4664772), (126, 4590728), (144, 4016887), (168, 3443046), (173, 3343536), (186, 3109848), (214, 2702952), (217, 2665584), (248, 2332386), (252, 2295364), (279, 2073232), (321, 1801968), (336, 1721523), (346, 1671768), (372, 1554924), (428, 1351476), (434, 1332792), (496, 1166193), (504, 1147682), (519, 1114512), (558, 1036616), (642, 900984), (651, 888528), (692, 835884), (744, 777462), (749, 772272), (856, 675738), (868, 666396), (963, 600656), (1008, 573841), (1038, 557256), (1116, 518308), (1211, 477648), (1284, 450492), (1302, 444264), (1384, 417942), (1488, 388731), (1498, 386136), (1557, 371504), (1712, 337869), (1736, 333198), (1926, 300328), (1953, 296176), (2076, 278628), (2232, 259154), (2247, 257424), (2422, 238824), (2568, 225246), (2604, 222132), (2768, 208971), (2996, 193068), (3114, 185752), (3317, 174384), (3472, 166599), (3633, 159216), (3852, 150164), (3906, 148088), (4152, 139314), (4464, 129577), (4494, 128712), (4844, 119412), (5136, 112623), (5208, 111066), (5363, 107856), (5992, 96534), (6228, 92876), (6634, 87192), (6741, 85808), (7266, 79608), (7704, 75082), (7812, 74044), (8304, 69657), (8988, 64356), (9688, 59706), (9951, 58128), (10416, 55533), (10726, 53928), (10899, 53072), (11984, 48267), (12456, 46438), (13268, 43596), (13482, 42904), (14532, 39804), (15408, 37541), (15624, 37022), (16089, 35952), (17976, 32178), (18511, 31248), (19376, 29853), (19902, 29064), (21452, 26964), (21798, 26536), (23219, 24912)]