20459619840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1217}}^1$

素因数の和:1453

約数の個数: 320

約数和(自身を含む): 71770406400

約数和(自身を除く): 51310786560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 199, 220, 240, 256, 264, 320, 330, 352, 384, 398, 440, 480, 512, 528, 597, 640, 660, 704, 768, 796, 880, 960, 995, 1056, 1194, 1217, 1280, 1320, 1408, 1536, 1592, 1760, 1920, 1990, 2112, 2189, 2388, 2434, 2560, 2640, 2816, 2985, 3184, 3520, 3651, 3840, 3980, 4224, 4378, 4776, 4868, 5280, 5632, 5970, 6085, 6368, 6567, 7040, 7302, 7680, 7960, 8448, 8756, 9552, 9736, 10560, 10945, 11940, 12170, 12736, 13134, 13387, 14080, 14604, 15920, 16896, 17512, 18255, 19104, 19472, 21120, 21890, 23880, 24340, 25472, 26268, 26774, 28160, 29208, 31840, 32835, 35024, 36510, 38208, 38944, 40161, 42240, 43780, 47760, 48680, 50944, 52536, 53548, 58416, 63680, 65670, 66935, 70048, 73020, 76416, 77888, 80322, 84480, 87560, 95520, 97360, 101888, 105072, 107096, 116832, 127360, 131340, 133870, 140096, 146040, 152832, 155776, 160644, 175120, 191040, 194720, 200805, 210144, 214192, 233664, 242183, 254720, 262680, 267740, 280192, 292080, 305664, 311552, 321288, 350240, 382080, 389440, 401610, 420288, 428384, 467328, 484366, 509440, 525360, 535480, 560384, 584160, 623104, 642576, 700480, 726549, 764160, 778880, 803220, 840576, 856768, 934656, 968732, 1050720, 1070960, 1120768, 1168320, 1210915, 1285152, 1400960, 1453098, 1528320, 1557760, 1606440, 1681152, 1713536, 1869312, 1937464, 2101440, 2141920, 2336640, 2421830, 2570304, 2664013, 2801920, 2906196, 3115520, 3212880, 3362304, 3427072, 3632745, 3874928, 4202880, 4283840, 4673280, 4843660, 5140608, 5328026, 5603840, 5812392, 6425760, 6854144, 7265490, 7749856, 7992039, 8405760, 8567680, 9346560, 9687320, 10281216, 10656052, 11624784, 12851520, 13320065, 14530980, 15499712, 15984078, 16811520, 17135360, 19374640, 20562432, 21312104, 23249568, 25703040, 26640130, 29061960, 30999424, 31968156, 34270720, 38749280, 39960195, 42624208, 46499136, 51406080, 53280260, 58123920, 61998848, 63936312, 77498560, 79920390, 85248416, 92998272, 102812160, 106560520, 116247840, 123997696, 127872624, 154997120, 159840780, 170496832, 185996544, 213121040, 232495680, 255745248, 309994240, 319681560, 340993664, 371993088, 426242080, 464991360, 511490496, 619988480, 639363120, 681987328, 852484160, 929982720, 1022980992, 1278726240, 1363974656, 1704968320, 1859965440, 2045961984, 2557452480, 3409936640, 4091923968, 5114904960, 6819873280, 10229809920, 20459619840]

約数ペア:

[(1, 20459619840), (2, 10229809920), (3, 6819873280), (4, 5114904960), (5, 4091923968), (6, 3409936640), (8, 2557452480), (10, 2045961984), (11, 1859965440), (12, 1704968320), (15, 1363974656), (16, 1278726240), (20, 1022980992), (22, 929982720), (24, 852484160), (30, 681987328), (32, 639363120), (33, 619988480), (40, 511490496), (44, 464991360), (48, 426242080), (55, 371993088), (60, 340993664), (64, 319681560), (66, 309994240), (80, 255745248), (88, 232495680), (96, 213121040), (110, 185996544), (120, 170496832), (128, 159840780), (132, 154997120), (160, 127872624), (165, 123997696), (176, 116247840), (192, 106560520), (199, 102812160), (220, 92998272), (240, 85248416), (256, 79920390), (264, 77498560), (320, 63936312), (330, 61998848), (352, 58123920), (384, 53280260), (398, 51406080), (440, 46499136), (480, 42624208), (512, 39960195), (528, 38749280), (597, 34270720), (640, 31968156), (660, 30999424), (704, 29061960), (768, 26640130), (796, 25703040), (880, 23249568), (960, 21312104), (995, 20562432), (1056, 19374640), (1194, 17135360), (1217, 16811520), (1280, 15984078), (1320, 15499712), (1408, 14530980), (1536, 13320065), (1592, 12851520), (1760, 11624784), (1920, 10656052), (1990, 10281216), (2112, 9687320), (2189, 9346560), (2388, 8567680), (2434, 8405760), (2560, 7992039), (2640, 7749856), (2816, 7265490), (2985, 6854144), (3184, 6425760), (3520, 5812392), (3651, 5603840), (3840, 5328026), (3980, 5140608), (4224, 4843660), (4378, 4673280), (4776, 4283840), (4868, 4202880), (5280, 3874928), (5632, 3632745), (5970, 3427072), (6085, 3362304), (6368, 3212880), (6567, 3115520), (7040, 2906196), (7302, 2801920), (7680, 2664013), (7960, 2570304), (8448, 2421830), (8756, 2336640), (9552, 2141920), (9736, 2101440), (10560, 1937464), (10945, 1869312), (11940, 1713536), (12170, 1681152), (12736, 1606440), (13134, 1557760), (13387, 1528320), (14080, 1453098), (14604, 1400960), (15920, 1285152), (16896, 1210915), (17512, 1168320), (18255, 1120768), (19104, 1070960), (19472, 1050720), (21120, 968732), (21890, 934656), (23880, 856768), (24340, 840576), (25472, 803220), (26268, 778880), (26774, 764160), (28160, 726549), (29208, 700480), (31840, 642576), (32835, 623104), (35024, 584160), (36510, 560384), (38208, 535480), (38944, 525360), (40161, 509440), (42240, 484366), (43780, 467328), (47760, 428384), (48680, 420288), (50944, 401610), (52536, 389440), (53548, 382080), (58416, 350240), (63680, 321288), (65670, 311552), (66935, 305664), (70048, 292080), (73020, 280192), (76416, 267740), (77888, 262680), (80322, 254720), (84480, 242183), (87560, 233664), (95520, 214192), (97360, 210144), (101888, 200805), (105072, 194720), (107096, 191040), (116832, 175120), (127360, 160644), (131340, 155776), (133870, 152832), (140096, 146040)]