20558768000

素因数分解:

$2^7\times 5^3\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:362

約数の個数: 256

約数和(自身を含む): 52568792640

約数和(自身を除く): 32010024640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 83, 100, 113, 125, 128, 137, 160, 166, 200, 226, 250, 274, 320, 332, 400, 415, 452, 500, 548, 565, 640, 664, 685, 800, 830, 904, 1000, 1096, 1130, 1328, 1370, 1600, 1660, 1808, 2000, 2075, 2192, 2260, 2656, 2740, 2825, 3200, 3320, 3425, 3616, 4000, 4150, 4384, 4520, 5312, 5480, 5650, 6640, 6850, 7232, 8000, 8300, 8768, 9040, 9379, 10375, 10624, 10960, 11300, 11371, 13280, 13700, 14125, 14464, 15481, 16000, 16600, 17125, 17536, 18080, 18758, 20750, 21920, 22600, 22742, 26560, 27400, 28250, 30962, 33200, 34250, 36160, 37516, 41500, 43840, 45200, 45484, 46895, 53120, 54800, 56500, 56855, 61924, 66400, 68500, 72320, 75032, 77405, 83000, 87680, 90400, 90968, 93790, 109600, 113000, 113710, 123848, 132800, 137000, 150064, 154810, 166000, 180800, 181936, 187580, 219200, 226000, 227420, 234475, 247696, 265600, 274000, 284275, 300128, 309620, 332000, 361600, 363872, 375160, 387025, 438400, 452000, 454840, 468950, 495392, 548000, 568550, 600256, 619240, 664000, 727744, 750320, 774050, 904000, 909680, 937900, 990784, 1096000, 1137100, 1172375, 1200512, 1238480, 1284923, 1328000, 1421375, 1455488, 1500640, 1548100, 1808000, 1819360, 1875800, 1935125, 1981568, 2192000, 2274200, 2344750, 2476960, 2569846, 2842750, 3001280, 3096200, 3638720, 3751600, 3870250, 4548400, 4689500, 4953920, 5139692, 5685500, 6002560, 6192400, 6424615, 7277440, 7503200, 7740500, 9096800, 9379000, 9907840, 10279384, 11371000, 12384800, 12849230, 15006400, 15481000, 18193600, 18758000, 20558768, 22742000, 24769600, 25698460, 30012800, 30962000, 32123075, 36387200, 37516000, 41117536, 45484000, 49539200, 51396920, 61924000, 64246150, 75032000, 82235072, 90968000, 102793840, 123848000, 128492300, 150064000, 160615375, 164470144, 181936000, 205587680, 247696000, 256984600, 321230750, 411175360, 513969200, 642461500, 822350720, 1027938400, 1284923000, 2055876800, 2569846000, 4111753600, 5139692000, 10279384000, 20558768000]

約数ペア:

[(1, 20558768000), (2, 10279384000), (4, 5139692000), (5, 4111753600), (8, 2569846000), (10, 2055876800), (16, 1284923000), (20, 1027938400), (25, 822350720), (32, 642461500), (40, 513969200), (50, 411175360), (64, 321230750), (80, 256984600), (83, 247696000), (100, 205587680), (113, 181936000), (125, 164470144), (128, 160615375), (137, 150064000), (160, 128492300), (166, 123848000), (200, 102793840), (226, 90968000), (250, 82235072), (274, 75032000), (320, 64246150), (332, 61924000), (400, 51396920), (415, 49539200), (452, 45484000), (500, 41117536), (548, 37516000), (565, 36387200), (640, 32123075), (664, 30962000), (685, 30012800), (800, 25698460), (830, 24769600), (904, 22742000), (1000, 20558768), (1096, 18758000), (1130, 18193600), (1328, 15481000), (1370, 15006400), (1600, 12849230), (1660, 12384800), (1808, 11371000), (2000, 10279384), (2075, 9907840), (2192, 9379000), (2260, 9096800), (2656, 7740500), (2740, 7503200), (2825, 7277440), (3200, 6424615), (3320, 6192400), (3425, 6002560), (3616, 5685500), (4000, 5139692), (4150, 4953920), (4384, 4689500), (4520, 4548400), (5312, 3870250), (5480, 3751600), (5650, 3638720), (6640, 3096200), (6850, 3001280), (7232, 2842750), (8000, 2569846), (8300, 2476960), (8768, 2344750), (9040, 2274200), (9379, 2192000), (10375, 1981568), (10624, 1935125), (10960, 1875800), (11300, 1819360), (11371, 1808000), (13280, 1548100), (13700, 1500640), (14125, 1455488), (14464, 1421375), (15481, 1328000), (16000, 1284923), (16600, 1238480), (17125, 1200512), (17536, 1172375), (18080, 1137100), (18758, 1096000), (20750, 990784), (21920, 937900), (22600, 909680), (22742, 904000), (26560, 774050), (27400, 750320), (28250, 727744), (30962, 664000), (33200, 619240), (34250, 600256), (36160, 568550), (37516, 548000), (41500, 495392), (43840, 468950), (45200, 454840), (45484, 452000), (46895, 438400), (53120, 387025), (54800, 375160), (56500, 363872), (56855, 361600), (61924, 332000), (66400, 309620), (68500, 300128), (72320, 284275), (75032, 274000), (77405, 265600), (83000, 247696), (87680, 234475), (90400, 227420), (90968, 226000), (93790, 219200), (109600, 187580), (113000, 181936), (113710, 180800), (123848, 166000), (132800, 154810), (137000, 150064)]