12891619328

素因数分解:

$2^{15}\times 7^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 256

約数和(自身を含む): 31876224000

約数和(自身を除く): 18984604672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 49, 56, 62, 64, 74, 98, 112, 124, 128, 148, 196, 217, 224, 248, 256, 259, 296, 343, 392, 434, 448, 496, 512, 518, 592, 686, 784, 868, 896, 992, 1024, 1036, 1147, 1184, 1372, 1519, 1568, 1736, 1792, 1813, 1984, 2048, 2072, 2294, 2368, 2744, 3038, 3136, 3472, 3584, 3626, 3968, 4096, 4144, 4588, 4736, 5488, 6076, 6272, 6944, 7168, 7252, 7936, 8029, 8192, 8288, 9176, 9472, 10633, 10976, 12152, 12544, 12691, 13888, 14336, 14504, 15872, 16058, 16384, 16576, 18352, 18944, 21266, 21952, 24304, 25088, 25382, 27776, 28672, 29008, 31744, 32116, 32768, 33152, 36704, 37888, 42532, 43904, 48608, 50176, 50764, 55552, 56203, 57344, 58016, 63488, 64232, 66304, 73408, 75776, 85064, 87808, 97216, 100352, 101528, 111104, 112406, 114688, 116032, 126976, 128464, 132608, 146816, 151552, 170128, 175616, 194432, 200704, 203056, 222208, 224812, 229376, 232064, 253952, 256928, 265216, 293632, 303104, 340256, 351232, 388864, 393421, 401408, 406112, 444416, 449624, 464128, 507904, 513856, 530432, 587264, 606208, 680512, 702464, 777728, 786842, 802816, 812224, 888832, 899248, 928256, 1015808, 1027712, 1060864, 1174528, 1212416, 1361024, 1404928, 1555456, 1573684, 1605632, 1624448, 1777664, 1798496, 1856512, 2055424, 2121728, 2349056, 2722048, 2809856, 3110912, 3147368, 3248896, 3555328, 3596992, 3713024, 4110848, 4243456, 4698112, 5444096, 5619712, 6221824, 6294736, 6497792, 7110656, 7193984, 7426048, 8221696, 8486912, 9396224, 10888192, 11239424, 12443648, 12589472, 12995584, 14387968, 14852096, 16443392, 18792448, 21776384, 24887296, 25178944, 25991168, 28775936, 29704192, 32886784, 37584896, 43552768, 49774592, 50357888, 51982336, 57551872, 59408384, 65773568, 87105536, 100715776, 103964672, 115103744, 131547136, 174211072, 201431552, 207929344, 230207488, 263094272, 348422144, 402863104, 415858688, 460414976, 805726208, 920829952, 1611452416, 1841659904, 3222904832, 6445809664, 12891619328]

約数ペア:

[(1, 12891619328), (2, 6445809664), (4, 3222904832), (7, 1841659904), (8, 1611452416), (14, 920829952), (16, 805726208), (28, 460414976), (31, 415858688), (32, 402863104), (37, 348422144), (49, 263094272), (56, 230207488), (62, 207929344), (64, 201431552), (74, 174211072), (98, 131547136), (112, 115103744), (124, 103964672), (128, 100715776), (148, 87105536), (196, 65773568), (217, 59408384), (224, 57551872), (248, 51982336), (256, 50357888), (259, 49774592), (296, 43552768), (343, 37584896), (392, 32886784), (434, 29704192), (448, 28775936), (496, 25991168), (512, 25178944), (518, 24887296), (592, 21776384), (686, 18792448), (784, 16443392), (868, 14852096), (896, 14387968), (992, 12995584), (1024, 12589472), (1036, 12443648), (1147, 11239424), (1184, 10888192), (1372, 9396224), (1519, 8486912), (1568, 8221696), (1736, 7426048), (1792, 7193984), (1813, 7110656), (1984, 6497792), (2048, 6294736), (2072, 6221824), (2294, 5619712), (2368, 5444096), (2744, 4698112), (3038, 4243456), (3136, 4110848), (3472, 3713024), (3584, 3596992), (3626, 3555328), (3968, 3248896), (4096, 3147368), (4144, 3110912), (4588, 2809856), (4736, 2722048), (5488, 2349056), (6076, 2121728), (6272, 2055424), (6944, 1856512), (7168, 1798496), (7252, 1777664), (7936, 1624448), (8029, 1605632), (8192, 1573684), (8288, 1555456), (9176, 1404928), (9472, 1361024), (10633, 1212416), (10976, 1174528), (12152, 1060864), (12544, 1027712), (12691, 1015808), (13888, 928256), (14336, 899248), (14504, 888832), (15872, 812224), (16058, 802816), (16384, 786842), (16576, 777728), (18352, 702464), (18944, 680512), (21266, 606208), (21952, 587264), (24304, 530432), (25088, 513856), (25382, 507904), (27776, 464128), (28672, 449624), (29008, 444416), (31744, 406112), (32116, 401408), (32768, 393421), (33152, 388864), (36704, 351232), (37888, 340256), (42532, 303104), (43904, 293632), (48608, 265216), (50176, 256928), (50764, 253952), (55552, 232064), (56203, 229376), (57344, 224812), (58016, 222208), (63488, 203056), (64232, 200704), (66304, 194432), (73408, 175616), (75776, 170128), (85064, 151552), (87808, 146816), (97216, 132608), (100352, 128464), (101528, 126976), (111104, 116032), (112406, 114688)]