20960572416

素因数分解:

$2^{10}\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{8191}}^1$

素因数の和:8245

約数の個数: 264

約数和(自身を含む): 68820074496

約数和(自身を除く): 47859502080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 64, 68, 84, 96, 98, 102, 112, 119, 128, 136, 147, 168, 192, 196, 204, 224, 238, 256, 272, 294, 336, 357, 384, 392, 408, 448, 476, 512, 544, 588, 672, 714, 768, 784, 816, 833, 896, 952, 1024, 1088, 1176, 1344, 1428, 1536, 1568, 1632, 1666, 1792, 1904, 2176, 2352, 2499, 2688, 2856, 3072, 3136, 3264, 3332, 3584, 3808, 4352, 4704, 4998, 5376, 5712, 6272, 6528, 6664, 7168, 7616, 8191, 8704, 9408, 9996, 10752, 11424, 12544, 13056, 13328, 15232, 16382, 17408, 18816, 19992, 21504, 22848, 24573, 25088, 26112, 26656, 30464, 32764, 37632, 39984, 45696, 49146, 50176, 52224, 53312, 57337, 60928, 65528, 75264, 79968, 91392, 98292, 106624, 114674, 121856, 131056, 139247, 150528, 159936, 172011, 182784, 196584, 213248, 229348, 262112, 278494, 319872, 344022, 365568, 393168, 401359, 417741, 426496, 458696, 524224, 556988, 639744, 688044, 786336, 802718, 835482, 852992, 917392, 974729, 1048448, 1113976, 1204077, 1279488, 1376088, 1572672, 1605436, 1670964, 1834784, 1949458, 2096896, 2227952, 2408154, 2558976, 2752176, 2924187, 3145344, 3210872, 3341928, 3669568, 3898916, 4193792, 4455904, 4816308, 5504352, 5848374, 6290688, 6421744, 6683856, 6823103, 7339136, 7797832, 8387584, 8911808, 9632616, 11008704, 11696748, 12581376, 12843488, 13367712, 13646206, 14678272, 15595664, 17823616, 19265232, 20469309, 22017408, 23393496, 25162752, 25686976, 26735424, 27292412, 29356544, 31191328, 35647232, 38530464, 40938618, 44034816, 46786992, 51373952, 53470848, 54584824, 58713088, 62382656, 71294464, 77060928, 81877236, 88069632, 93573984, 102747904, 106941696, 109169648, 124765312, 142588928, 154121856, 163754472, 176139264, 187147968, 205495808, 213883392, 218339296, 249530624, 308243712, 327508944, 374295936, 410991616, 427766784, 436678592, 499061248, 616487424, 655017888, 748591872, 873357184, 998122496, 1232974848, 1310035776, 1497183744, 1746714368, 2620071552, 2994367488, 3493428736, 5240143104, 6986857472, 10480286208, 20960572416]

約数ペア:

[(1, 20960572416), (2, 10480286208), (3, 6986857472), (4, 5240143104), (6, 3493428736), (7, 2994367488), (8, 2620071552), (12, 1746714368), (14, 1497183744), (16, 1310035776), (17, 1232974848), (21, 998122496), (24, 873357184), (28, 748591872), (32, 655017888), (34, 616487424), (42, 499061248), (48, 436678592), (49, 427766784), (51, 410991616), (56, 374295936), (64, 327508944), (68, 308243712), (84, 249530624), (96, 218339296), (98, 213883392), (102, 205495808), (112, 187147968), (119, 176139264), (128, 163754472), (136, 154121856), (147, 142588928), (168, 124765312), (192, 109169648), (196, 106941696), (204, 102747904), (224, 93573984), (238, 88069632), (256, 81877236), (272, 77060928), (294, 71294464), (336, 62382656), (357, 58713088), (384, 54584824), (392, 53470848), (408, 51373952), (448, 46786992), (476, 44034816), (512, 40938618), (544, 38530464), (588, 35647232), (672, 31191328), (714, 29356544), (768, 27292412), (784, 26735424), (816, 25686976), (833, 25162752), (896, 23393496), (952, 22017408), (1024, 20469309), (1088, 19265232), (1176, 17823616), (1344, 15595664), (1428, 14678272), (1536, 13646206), (1568, 13367712), (1632, 12843488), (1666, 12581376), (1792, 11696748), (1904, 11008704), (2176, 9632616), (2352, 8911808), (2499, 8387584), (2688, 7797832), (2856, 7339136), (3072, 6823103), (3136, 6683856), (3264, 6421744), (3332, 6290688), (3584, 5848374), (3808, 5504352), (4352, 4816308), (4704, 4455904), (4998, 4193792), (5376, 3898916), (5712, 3669568), (6272, 3341928), (6528, 3210872), (6664, 3145344), (7168, 2924187), (7616, 2752176), (8191, 2558976), (8704, 2408154), (9408, 2227952), (9996, 2096896), (10752, 1949458), (11424, 1834784), (12544, 1670964), (13056, 1605436), (13328, 1572672), (15232, 1376088), (16382, 1279488), (17408, 1204077), (18816, 1113976), (19992, 1048448), (21504, 974729), (22848, 917392), (24573, 852992), (25088, 835482), (26112, 802718), (26656, 786336), (30464, 688044), (32764, 639744), (37632, 556988), (39984, 524224), (45696, 458696), (49146, 426496), (50176, 417741), (52224, 401359), (53312, 393168), (57337, 365568), (60928, 344022), (65528, 319872), (75264, 278494), (79968, 262112), (91392, 229348), (98292, 213248), (106624, 196584), (114674, 182784), (121856, 172011), (131056, 159936), (139247, 150528)]