21642440960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{6691}}^1$

素因数の和:6757

約数の個数: 216

約数和(自身を含む): 62537864256

約数和(自身を除く): 40895423296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 361, 380, 448, 532, 560, 608, 640, 665, 722, 760, 896, 1064, 1120, 1216, 1280, 1330, 1444, 1520, 1792, 1805, 2128, 2240, 2432, 2527, 2660, 2888, 3040, 3610, 4256, 4480, 4864, 5054, 5320, 5776, 6080, 6691, 7220, 8512, 8960, 10108, 10640, 11552, 12160, 12635, 13382, 14440, 17024, 20216, 21280, 23104, 24320, 25270, 26764, 28880, 33455, 34048, 40432, 42560, 46208, 46837, 50540, 53528, 57760, 66910, 80864, 85120, 92416, 93674, 101080, 107056, 115520, 127129, 133820, 161728, 170240, 187348, 202160, 214112, 231040, 234185, 254258, 267640, 323456, 374696, 404320, 428224, 462080, 468370, 508516, 535280, 635645, 646912, 749392, 808640, 856448, 889903, 936740, 1017032, 1070560, 1271290, 1498784, 1617280, 1712896, 1779806, 1873480, 2034064, 2141120, 2415451, 2542580, 2997568, 3234560, 3559612, 3746960, 4068128, 4282240, 4449515, 4830902, 5085160, 5995136, 7119224, 7493920, 8136256, 8564480, 8899030, 9661804, 10170320, 11990272, 12077255, 14238448, 14987840, 16272512, 16908157, 17798060, 19323608, 20340640, 24154510, 28476896, 29975680, 32545024, 33816314, 35596120, 38647216, 40681280, 48309020, 56953792, 59951360, 67632628, 71192240, 77294432, 81362560, 84540785, 96618040, 113907584, 135265256, 142384480, 154588864, 162725120, 169081570, 193236080, 227815168, 270530512, 284768960, 309177728, 338163140, 386472160, 541061024, 569537920, 618355456, 676326280, 772944320, 1082122048, 1139075840, 1352652560, 1545888640, 2164244096, 2705305120, 3091777280, 4328488192, 5410610240, 10821220480, 21642440960]

約数ペア:

[(1, 21642440960), (2, 10821220480), (4, 5410610240), (5, 4328488192), (7, 3091777280), (8, 2705305120), (10, 2164244096), (14, 1545888640), (16, 1352652560), (19, 1139075840), (20, 1082122048), (28, 772944320), (32, 676326280), (35, 618355456), (38, 569537920), (40, 541061024), (56, 386472160), (64, 338163140), (70, 309177728), (76, 284768960), (80, 270530512), (95, 227815168), (112, 193236080), (128, 169081570), (133, 162725120), (140, 154588864), (152, 142384480), (160, 135265256), (190, 113907584), (224, 96618040), (256, 84540785), (266, 81362560), (280, 77294432), (304, 71192240), (320, 67632628), (361, 59951360), (380, 56953792), (448, 48309020), (532, 40681280), (560, 38647216), (608, 35596120), (640, 33816314), (665, 32545024), (722, 29975680), (760, 28476896), (896, 24154510), (1064, 20340640), (1120, 19323608), (1216, 17798060), (1280, 16908157), (1330, 16272512), (1444, 14987840), (1520, 14238448), (1792, 12077255), (1805, 11990272), (2128, 10170320), (2240, 9661804), (2432, 8899030), (2527, 8564480), (2660, 8136256), (2888, 7493920), (3040, 7119224), (3610, 5995136), (4256, 5085160), (4480, 4830902), (4864, 4449515), (5054, 4282240), (5320, 4068128), (5776, 3746960), (6080, 3559612), (6691, 3234560), (7220, 2997568), (8512, 2542580), (8960, 2415451), (10108, 2141120), (10640, 2034064), (11552, 1873480), (12160, 1779806), (12635, 1712896), (13382, 1617280), (14440, 1498784), (17024, 1271290), (20216, 1070560), (21280, 1017032), (23104, 936740), (24320, 889903), (25270, 856448), (26764, 808640), (28880, 749392), (33455, 646912), (34048, 635645), (40432, 535280), (42560, 508516), (46208, 468370), (46837, 462080), (50540, 428224), (53528, 404320), (57760, 374696), (66910, 323456), (80864, 267640), (85120, 254258), (92416, 234185), (93674, 231040), (101080, 214112), (107056, 202160), (115520, 187348), (127129, 170240), (133820, 161728)]