20851086080

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 432

約数和(自身を含む): 59624232192

約数和(自身を除く): 38773146112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 44, 46, 55, 62, 64, 67, 80, 88, 92, 110, 115, 124, 128, 134, 155, 160, 176, 184, 220, 230, 248, 253, 256, 268, 310, 320, 335, 341, 352, 368, 440, 460, 496, 506, 536, 620, 640, 670, 682, 704, 713, 736, 737, 880, 920, 961, 992, 1012, 1072, 1240, 1265, 1280, 1340, 1364, 1408, 1426, 1472, 1474, 1541, 1705, 1760, 1840, 1922, 1984, 2024, 2077, 2144, 2480, 2530, 2680, 2728, 2816, 2852, 2944, 2948, 3082, 3410, 3520, 3565, 3680, 3685, 3844, 3968, 4048, 4154, 4288, 4805, 4960, 5060, 5360, 5456, 5704, 5888, 5896, 6164, 6820, 7040, 7130, 7360, 7370, 7688, 7705, 7843, 7936, 8096, 8308, 8576, 9610, 9920, 10120, 10385, 10571, 10720, 10912, 11408, 11792, 12328, 13640, 14080, 14260, 14720, 14740, 15376, 15410, 15686, 16192, 16616, 16951, 17152, 19220, 19840, 20240, 20770, 21142, 21440, 21824, 22103, 22816, 22847, 23584, 24656, 27280, 28520, 29440, 29480, 30752, 30820, 31372, 32384, 33232, 33902, 38440, 39215, 39680, 40480, 41540, 42284, 42880, 43648, 44206, 45632, 45694, 47168, 47771, 49312, 52855, 54560, 57040, 58960, 61504, 61640, 62744, 64387, 64768, 66464, 67804, 76880, 78430, 80960, 83080, 84568, 84755, 85760, 87296, 88412, 91264, 91388, 94336, 95542, 98624, 105710, 109120, 110515, 114080, 114235, 117920, 123008, 123280, 125488, 128774, 132928, 135608, 153760, 156860, 161920, 166160, 169136, 169510, 176824, 182528, 182776, 188672, 191084, 197248, 211420, 218240, 221030, 228160, 228470, 235840, 238855, 243133, 246016, 246560, 250976, 257548, 265856, 271216, 307520, 313720, 321935, 323840, 332320, 338272, 339020, 353648, 365552, 382168, 394496, 422840, 436480, 442060, 456320, 456940, 471680, 477710, 486266, 493120, 501952, 515096, 525481, 531712, 542432, 615040, 627440, 643870, 664640, 676544, 678040, 707296, 708257, 731104, 764336, 845680, 884120, 912640, 913880, 943360, 955420, 972532, 986240, 1003904, 1030192, 1050962, 1084864, 1215665, 1230080, 1254880, 1287740, 1329280, 1353088, 1356080, 1414592, 1416514, 1462208, 1480901, 1528672, 1691360, 1768240, 1827760, 1910840, 1945064, 1972480, 2007808, 2060384, 2101924, 2169728, 2431330, 2509760, 2575480, 2627405, 2658560, 2706176, 2712160, 2829184, 2833028, 2924416, 2961802, 3057344, 3382720, 3536480, 3541285, 3655520, 3821680, 3890128, 4120768, 4203848, 4339456, 4862660, 5019520, 5150960, 5254810, 5424320, 5658368, 5666056, 5848832, 5923604, 6114688, 6765440, 7072960, 7082570, 7311040, 7404505, 7643360, 7780256, 8241536, 8407696, 9725320, 10039040, 10301920, 10509620, 10848640, 11332112, 11847208, 12229376, 13530880, 14145920, 14165140, 14622080, 14809010, 15286720, 15560512, 16289911, 16483072, 16815392, 19450640, 20603840, 21019240, 21697280, 22664224, 23694416, 28291840, 28330280, 29244160, 29618020, 30573440, 31121024, 32579822, 33630784, 38901280, 41207680, 42038480, 45328448, 47388832, 56660560, 59236040, 61146880, 62242048, 65159644, 67261568, 77802560, 81449555, 82415360, 84076960, 90656896, 94777664, 113321120, 118472080, 130319288, 134523136, 155605120, 162899110, 168153920, 181313792, 189555328, 226642240, 236944160, 260638576, 311210240, 325798220, 336307840, 379110656, 453284480, 473888320, 521277152, 651596440, 672615680, 906568960, 947776640, 1042554304, 1303192880, 1895553280, 2085108608, 2606385760, 4170217216, 5212771520, 10425543040, 20851086080]

約数ペア:

[(1, 20851086080), (2, 10425543040), (4, 5212771520), (5, 4170217216), (8, 2606385760), (10, 2085108608), (11, 1895553280), (16, 1303192880), (20, 1042554304), (22, 947776640), (23, 906568960), (31, 672615680), (32, 651596440), (40, 521277152), (44, 473888320), (46, 453284480), (55, 379110656), (62, 336307840), (64, 325798220), (67, 311210240), (80, 260638576), (88, 236944160), (92, 226642240), (110, 189555328), (115, 181313792), (124, 168153920), (128, 162899110), (134, 155605120), (155, 134523136), (160, 130319288), (176, 118472080), (184, 113321120), (220, 94777664), (230, 90656896), (248, 84076960), (253, 82415360), (256, 81449555), (268, 77802560), (310, 67261568), (320, 65159644), (335, 62242048), (341, 61146880), (352, 59236040), (368, 56660560), (440, 47388832), (460, 45328448), (496, 42038480), (506, 41207680), (536, 38901280), (620, 33630784), (640, 32579822), (670, 31121024), (682, 30573440), (704, 29618020), (713, 29244160), (736, 28330280), (737, 28291840), (880, 23694416), (920, 22664224), (961, 21697280), (992, 21019240), (1012, 20603840), (1072, 19450640), (1240, 16815392), (1265, 16483072), (1280, 16289911), (1340, 15560512), (1364, 15286720), (1408, 14809010), (1426, 14622080), (1472, 14165140), (1474, 14145920), (1541, 13530880), (1705, 12229376), (1760, 11847208), (1840, 11332112), (1922, 10848640), (1984, 10509620), (2024, 10301920), (2077, 10039040), (2144, 9725320), (2480, 8407696), (2530, 8241536), (2680, 7780256), (2728, 7643360), (2816, 7404505), (2852, 7311040), (2944, 7082570), (2948, 7072960), (3082, 6765440), (3410, 6114688), (3520, 5923604), (3565, 5848832), (3680, 5666056), (3685, 5658368), (3844, 5424320), (3968, 5254810), (4048, 5150960), (4154, 5019520), (4288, 4862660), (4805, 4339456), (4960, 4203848), (5060, 4120768), (5360, 3890128), (5456, 3821680), (5704, 3655520), (5888, 3541285), (5896, 3536480), (6164, 3382720), (6820, 3057344), (7040, 2961802), (7130, 2924416), (7360, 2833028), (7370, 2829184), (7688, 2712160), (7705, 2706176), (7843, 2658560), (7936, 2627405), (8096, 2575480), (8308, 2509760), (8576, 2431330), (9610, 2169728), (9920, 2101924), (10120, 2060384), (10385, 2007808), (10571, 1972480), (10720, 1945064), (10912, 1910840), (11408, 1827760), (11792, 1768240), (12328, 1691360), (13640, 1528672), (14080, 1480901), (14260, 1462208), (14720, 1416514), (14740, 1414592), (15376, 1356080), (15410, 1353088), (15686, 1329280), (16192, 1287740), (16616, 1254880), (16951, 1230080), (17152, 1215665), (19220, 1084864), (19840, 1050962), (20240, 1030192), (20770, 1003904), (21142, 986240), (21440, 972532), (21824, 955420), (22103, 943360), (22816, 913880), (22847, 912640), (23584, 884120), (24656, 845680), (27280, 764336), (28520, 731104), (29440, 708257), (29480, 707296), (30752, 678040), (30820, 676544), (31372, 664640), (32384, 643870), (33232, 627440), (33902, 615040), (38440, 542432), (39215, 531712), (39680, 525481), (40480, 515096), (41540, 501952), (42284, 493120), (42880, 486266), (43648, 477710), (44206, 471680), (45632, 456940), (45694, 456320), (47168, 442060), (47771, 436480), (49312, 422840), (52855, 394496), (54560, 382168), (57040, 365552), (58960, 353648), (61504, 339020), (61640, 338272), (62744, 332320), (64387, 323840), (64768, 321935), (66464, 313720), (67804, 307520), (76880, 271216), (78430, 265856), (80960, 257548), (83080, 250976), (84568, 246560), (84755, 246016), (85760, 243133), (87296, 238855), (88412, 235840), (91264, 228470), (91388, 228160), (94336, 221030), (95542, 218240), (98624, 211420), (105710, 197248), (109120, 191084), (110515, 188672), (114080, 182776), (114235, 182528), (117920, 176824), (123008, 169510), (123280, 169136), (125488, 166160), (128774, 161920), (132928, 156860), (135608, 153760)]