20580777984

素因数分解:

$2^{14}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1114

約数の個数: 240

約数和(自身を含む): 61067202560

約数和(自身を除く): 40486424576

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 256, 312, 372, 384, 403, 416, 496, 512, 624, 744, 768, 806, 832, 992, 1024, 1039, 1209, 1248, 1488, 1536, 1612, 1664, 1984, 2048, 2078, 2418, 2496, 2976, 3072, 3117, 3224, 3328, 3968, 4096, 4156, 4836, 4992, 5952, 6144, 6234, 6448, 6656, 7936, 8192, 8312, 9672, 9984, 11904, 12288, 12468, 12896, 13312, 13507, 15872, 16384, 16624, 19344, 19968, 23808, 24576, 24936, 25792, 26624, 27014, 31744, 32209, 33248, 38688, 39936, 40521, 47616, 49152, 49872, 51584, 53248, 54028, 63488, 64418, 66496, 77376, 79872, 81042, 95232, 96627, 99744, 103168, 106496, 108056, 126976, 128836, 132992, 154752, 159744, 162084, 190464, 193254, 199488, 206336, 212992, 216112, 253952, 257672, 265984, 309504, 319488, 324168, 380928, 386508, 398976, 412672, 418717, 432224, 507904, 515344, 531968, 619008, 638976, 648336, 761856, 773016, 797952, 825344, 837434, 864448, 1030688, 1063936, 1238016, 1256151, 1296672, 1523712, 1546032, 1595904, 1650688, 1674868, 1728896, 2061376, 2127872, 2476032, 2512302, 2593344, 3092064, 3191808, 3301376, 3349736, 3457792, 4122752, 4255744, 4952064, 5024604, 5186688, 6184128, 6383616, 6602752, 6699472, 6915584, 8245504, 8511488, 9904128, 10049208, 10373376, 12368256, 12767232, 13398944, 13831168, 16491008, 17022976, 19808256, 20098416, 20746752, 24736512, 25534464, 26797888, 27662336, 32982016, 40196832, 41493504, 49473024, 51068928, 53595776, 55324672, 65964032, 80393664, 82987008, 98946048, 107191552, 110649344, 131928064, 160787328, 165974016, 197892096, 214383104, 221298688, 263856128, 321574656, 331948032, 395784192, 428766208, 527712256, 643149312, 663896064, 791568384, 857532416, 1286298624, 1583136768, 1715064832, 2572597248, 3430129664, 5145194496, 6860259328, 10290388992, 20580777984]

約数ペア:

[(1, 20580777984), (2, 10290388992), (3, 6860259328), (4, 5145194496), (6, 3430129664), (8, 2572597248), (12, 1715064832), (13, 1583136768), (16, 1286298624), (24, 857532416), (26, 791568384), (31, 663896064), (32, 643149312), (39, 527712256), (48, 428766208), (52, 395784192), (62, 331948032), (64, 321574656), (78, 263856128), (93, 221298688), (96, 214383104), (104, 197892096), (124, 165974016), (128, 160787328), (156, 131928064), (186, 110649344), (192, 107191552), (208, 98946048), (248, 82987008), (256, 80393664), (312, 65964032), (372, 55324672), (384, 53595776), (403, 51068928), (416, 49473024), (496, 41493504), (512, 40196832), (624, 32982016), (744, 27662336), (768, 26797888), (806, 25534464), (832, 24736512), (992, 20746752), (1024, 20098416), (1039, 19808256), (1209, 17022976), (1248, 16491008), (1488, 13831168), (1536, 13398944), (1612, 12767232), (1664, 12368256), (1984, 10373376), (2048, 10049208), (2078, 9904128), (2418, 8511488), (2496, 8245504), (2976, 6915584), (3072, 6699472), (3117, 6602752), (3224, 6383616), (3328, 6184128), (3968, 5186688), (4096, 5024604), (4156, 4952064), (4836, 4255744), (4992, 4122752), (5952, 3457792), (6144, 3349736), (6234, 3301376), (6448, 3191808), (6656, 3092064), (7936, 2593344), (8192, 2512302), (8312, 2476032), (9672, 2127872), (9984, 2061376), (11904, 1728896), (12288, 1674868), (12468, 1650688), (12896, 1595904), (13312, 1546032), (13507, 1523712), (15872, 1296672), (16384, 1256151), (16624, 1238016), (19344, 1063936), (19968, 1030688), (23808, 864448), (24576, 837434), (24936, 825344), (25792, 797952), (26624, 773016), (27014, 761856), (31744, 648336), (32209, 638976), (33248, 619008), (38688, 531968), (39936, 515344), (40521, 507904), (47616, 432224), (49152, 418717), (49872, 412672), (51584, 398976), (53248, 386508), (54028, 380928), (63488, 324168), (64418, 319488), (66496, 309504), (77376, 265984), (79872, 257672), (81042, 253952), (95232, 216112), (96627, 212992), (99744, 206336), (103168, 199488), (106496, 193254), (108056, 190464), (126976, 162084), (128836, 159744), (132992, 154752)]