20803112960

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 312

約数和(自身を含む): 59343205248

約数和(自身を除く): 38540092288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 151, 155, 160, 217, 224, 248, 256, 280, 302, 310, 320, 434, 448, 496, 512, 560, 604, 620, 640, 755, 868, 896, 961, 992, 1024, 1057, 1085, 1120, 1208, 1240, 1280, 1510, 1736, 1792, 1922, 1984, 2048, 2114, 2170, 2240, 2416, 2480, 2560, 3020, 3472, 3584, 3844, 3968, 4096, 4228, 4340, 4480, 4681, 4805, 4832, 4960, 5120, 5285, 6040, 6727, 6944, 7168, 7688, 7936, 8456, 8680, 8960, 9362, 9610, 9664, 9920, 10240, 10570, 12080, 13454, 13888, 14336, 15376, 15872, 16912, 17360, 17920, 18724, 19220, 19328, 19840, 20480, 21140, 23405, 24160, 26908, 27776, 28672, 30752, 31744, 32767, 33635, 33824, 34720, 35840, 37448, 38440, 38656, 39680, 42280, 46810, 48320, 53816, 55552, 61504, 63488, 65534, 67270, 67648, 69440, 71680, 74896, 76880, 77312, 79360, 84560, 93620, 96640, 107632, 111104, 123008, 126976, 131068, 134540, 135296, 138880, 143360, 145111, 149792, 153760, 154624, 158720, 163835, 169120, 187240, 193280, 215264, 222208, 246016, 262136, 269080, 270592, 277760, 290222, 299584, 307520, 309248, 317440, 327670, 338240, 374480, 386560, 430528, 444416, 492032, 524272, 538160, 541184, 555520, 580444, 599168, 615040, 618496, 634880, 655340, 676480, 725555, 748960, 773120, 861056, 888832, 984064, 1015777, 1048544, 1076320, 1082368, 1111040, 1160888, 1198336, 1230080, 1310680, 1352960, 1451110, 1497920, 1546240, 1722112, 1968128, 2031554, 2097088, 2152640, 2164736, 2222080, 2321776, 2396672, 2460160, 2621360, 2705920, 2902220, 2995840, 3092480, 3444224, 3936256, 4063108, 4194176, 4305280, 4329472, 4444160, 4643552, 4793344, 4920320, 5078885, 5242720, 5411840, 5804440, 5991680, 6888448, 8126216, 8388352, 8610560, 9287104, 9586688, 9840640, 10157770, 10485440, 10823680, 11608880, 11983360, 13776896, 16252432, 16776704, 17221120, 18574208, 19173376, 19681280, 20315540, 20970880, 21647360, 23217760, 23966720, 27553792, 32504864, 33553408, 34442240, 37148416, 40631080, 41941760, 46435520, 47933440, 65009728, 67106816, 68884480, 74296832, 81262160, 83883520, 92871040, 95866880, 130019456, 134213632, 137768960, 148593664, 162524320, 167767040, 185742080, 260038912, 297187328, 325048640, 335534080, 371484160, 520077824, 594374656, 650097280, 671068160, 742968320, 1040155648, 1300194560, 1485936640, 2080311296, 2600389120, 2971873280, 4160622592, 5200778240, 10401556480, 20803112960]

約数ペア:

[(1, 20803112960), (2, 10401556480), (4, 5200778240), (5, 4160622592), (7, 2971873280), (8, 2600389120), (10, 2080311296), (14, 1485936640), (16, 1300194560), (20, 1040155648), (28, 742968320), (31, 671068160), (32, 650097280), (35, 594374656), (40, 520077824), (56, 371484160), (62, 335534080), (64, 325048640), (70, 297187328), (80, 260038912), (112, 185742080), (124, 167767040), (128, 162524320), (140, 148593664), (151, 137768960), (155, 134213632), (160, 130019456), (217, 95866880), (224, 92871040), (248, 83883520), (256, 81262160), (280, 74296832), (302, 68884480), (310, 67106816), (320, 65009728), (434, 47933440), (448, 46435520), (496, 41941760), (512, 40631080), (560, 37148416), (604, 34442240), (620, 33553408), (640, 32504864), (755, 27553792), (868, 23966720), (896, 23217760), (961, 21647360), (992, 20970880), (1024, 20315540), (1057, 19681280), (1085, 19173376), (1120, 18574208), (1208, 17221120), (1240, 16776704), (1280, 16252432), (1510, 13776896), (1736, 11983360), (1792, 11608880), (1922, 10823680), (1984, 10485440), (2048, 10157770), (2114, 9840640), (2170, 9586688), (2240, 9287104), (2416, 8610560), (2480, 8388352), (2560, 8126216), (3020, 6888448), (3472, 5991680), (3584, 5804440), (3844, 5411840), (3968, 5242720), (4096, 5078885), (4228, 4920320), (4340, 4793344), (4480, 4643552), (4681, 4444160), (4805, 4329472), (4832, 4305280), (4960, 4194176), (5120, 4063108), (5285, 3936256), (6040, 3444224), (6727, 3092480), (6944, 2995840), (7168, 2902220), (7688, 2705920), (7936, 2621360), (8456, 2460160), (8680, 2396672), (8960, 2321776), (9362, 2222080), (9610, 2164736), (9664, 2152640), (9920, 2097088), (10240, 2031554), (10570, 1968128), (12080, 1722112), (13454, 1546240), (13888, 1497920), (14336, 1451110), (15376, 1352960), (15872, 1310680), (16912, 1230080), (17360, 1198336), (17920, 1160888), (18724, 1111040), (19220, 1082368), (19328, 1076320), (19840, 1048544), (20480, 1015777), (21140, 984064), (23405, 888832), (24160, 861056), (26908, 773120), (27776, 748960), (28672, 725555), (30752, 676480), (31744, 655340), (32767, 634880), (33635, 618496), (33824, 615040), (34720, 599168), (35840, 580444), (37448, 555520), (38440, 541184), (38656, 538160), (39680, 524272), (42280, 492032), (46810, 444416), (48320, 430528), (53816, 386560), (55552, 374480), (61504, 338240), (63488, 327670), (65534, 317440), (67270, 309248), (67648, 307520), (69440, 299584), (71680, 290222), (74896, 277760), (76880, 270592), (77312, 269080), (79360, 262136), (84560, 246016), (93620, 222208), (96640, 215264), (107632, 193280), (111104, 187240), (123008, 169120), (126976, 163835), (131068, 158720), (134540, 154624), (135296, 153760), (138880, 149792), (143360, 145111)]