20988753408

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1562

約数の個数: 480

約数和(自身を含む): 76091558400

約数和(自身を除く): 55102804992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 23, 24, 28, 32, 36, 38, 42, 46, 48, 56, 57, 63, 64, 69, 72, 76, 84, 92, 96, 112, 114, 126, 128, 133, 138, 144, 152, 161, 168, 171, 184, 192, 207, 224, 228, 252, 256, 266, 276, 288, 304, 322, 336, 342, 368, 384, 399, 414, 437, 448, 456, 483, 504, 512, 532, 552, 576, 608, 644, 672, 684, 736, 768, 798, 828, 874, 896, 912, 966, 1008, 1064, 1104, 1152, 1197, 1216, 1288, 1311, 1344, 1368, 1449, 1472, 1489, 1536, 1596, 1656, 1748, 1792, 1824, 1932, 2016, 2128, 2208, 2304, 2394, 2432, 2576, 2622, 2688, 2736, 2898, 2944, 2978, 3059, 3192, 3312, 3496, 3584, 3648, 3864, 3933, 4032, 4256, 4416, 4467, 4608, 4788, 4864, 5152, 5244, 5376, 5472, 5796, 5888, 5956, 6118, 6384, 6624, 6992, 7296, 7728, 7866, 8064, 8512, 8832, 8934, 9177, 9576, 9728, 10304, 10423, 10488, 10752, 10944, 11592, 11776, 11912, 12236, 12768, 13248, 13401, 13984, 14592, 15456, 15732, 16128, 17024, 17664, 17868, 18354, 19152, 20608, 20846, 20976, 21888, 23184, 23824, 24472, 25536, 26496, 26802, 27531, 27968, 28291, 29184, 30912, 31269, 31464, 32256, 34048, 34247, 35328, 35736, 36708, 38304, 41216, 41692, 41952, 43776, 46368, 47648, 48944, 51072, 52992, 53604, 55062, 55936, 56582, 61824, 62538, 62928, 68096, 68494, 71472, 73416, 76608, 82432, 83384, 83904, 84873, 87552, 92736, 93807, 95296, 97888, 102144, 102741, 105984, 107208, 110124, 111872, 113164, 123648, 125076, 125856, 136988, 142944, 146832, 153216, 166768, 167808, 169746, 185472, 187614, 190592, 195776, 198037, 204288, 205482, 214416, 220248, 223744, 226328, 239729, 247296, 250152, 251712, 254619, 273976, 285888, 293664, 306432, 308223, 333536, 335616, 339492, 370944, 375228, 381184, 391552, 396074, 410964, 428832, 440496, 452656, 479458, 500304, 503424, 509238, 547952, 571776, 587328, 594111, 612864, 616446, 650693, 667072, 671232, 678984, 719187, 741888, 750456, 762368, 783104, 792148, 821928, 857664, 880992, 905312, 958916, 1000608, 1006848, 1018476, 1095904, 1143552, 1174656, 1188222, 1232892, 1301386, 1334144, 1357968, 1438374, 1500912, 1566208, 1584296, 1643856, 1715328, 1761984, 1782333, 1810624, 1917832, 1952079, 2001216, 2013696, 2036952, 2157561, 2191808, 2287104, 2349312, 2376444, 2465784, 2602772, 2668288, 2715936, 2876748, 3001824, 3168592, 3287712, 3430656, 3523968, 3564666, 3621248, 3835664, 3904158, 4002432, 4073904, 4315122, 4383616, 4554851, 4698624, 4752888, 4931568, 5205544, 5336576, 5431872, 5753496, 5856237, 6003648, 6337184, 6575424, 6861312, 7047936, 7129332, 7242496, 7671328, 7808316, 8004864, 8147808, 8630244, 8767232, 9109702, 9505776, 9863136, 10411088, 10863744, 11506992, 11712474, 12007296, 12674368, 13150848, 13664553, 14095872, 14258664, 14484992, 15342656, 15616632, 16009728, 16295616, 17260488, 17534464, 18219404, 19011552, 19726272, 20822176, 21727488, 23013984, 23424948, 24014592, 25348736, 26301696, 27329106, 28517328, 30685312, 31233264, 32591232, 34520976, 36438808, 38023104, 39452544, 40993659, 41644352, 43454976, 46027968, 46849896, 48029184, 50697472, 52603392, 54658212, 57034656, 61370624, 62466528, 65182464, 69041952, 72877616, 76046208, 78905088, 81987318, 83288704, 92055936, 93699792, 101394944, 109316424, 114069312, 122741248, 124933056, 130364928, 138083904, 145755232, 152092416, 157810176, 163974636, 166577408, 184111872, 187399584, 218632848, 228138624, 249866112, 276167808, 291510464, 304184832, 327949272, 333154816, 368223744, 374799168, 437265696, 456277248, 499732224, 552335616, 583020928, 655898544, 749598336, 874531392, 912554496, 999464448, 1104671232, 1166041856, 1311797088, 1499196672, 1749062784, 2332083712, 2623594176, 2998393344, 3498125568, 5247188352, 6996251136, 10494376704, 20988753408]

約数ペア:

[(1, 20988753408), (2, 10494376704), (3, 6996251136), (4, 5247188352), (6, 3498125568), (7, 2998393344), (8, 2623594176), (9, 2332083712), (12, 1749062784), (14, 1499196672), (16, 1311797088), (18, 1166041856), (19, 1104671232), (21, 999464448), (23, 912554496), (24, 874531392), (28, 749598336), (32, 655898544), (36, 583020928), (38, 552335616), (42, 499732224), (46, 456277248), (48, 437265696), (56, 374799168), (57, 368223744), (63, 333154816), (64, 327949272), (69, 304184832), (72, 291510464), (76, 276167808), (84, 249866112), (92, 228138624), (96, 218632848), (112, 187399584), (114, 184111872), (126, 166577408), (128, 163974636), (133, 157810176), (138, 152092416), (144, 145755232), (152, 138083904), (161, 130364928), (168, 124933056), (171, 122741248), (184, 114069312), (192, 109316424), (207, 101394944), (224, 93699792), (228, 92055936), (252, 83288704), (256, 81987318), (266, 78905088), (276, 76046208), (288, 72877616), (304, 69041952), (322, 65182464), (336, 62466528), (342, 61370624), (368, 57034656), (384, 54658212), (399, 52603392), (414, 50697472), (437, 48029184), (448, 46849896), (456, 46027968), (483, 43454976), (504, 41644352), (512, 40993659), (532, 39452544), (552, 38023104), (576, 36438808), (608, 34520976), (644, 32591232), (672, 31233264), (684, 30685312), (736, 28517328), (768, 27329106), (798, 26301696), (828, 25348736), (874, 24014592), (896, 23424948), (912, 23013984), (966, 21727488), (1008, 20822176), (1064, 19726272), (1104, 19011552), (1152, 18219404), (1197, 17534464), (1216, 17260488), (1288, 16295616), (1311, 16009728), (1344, 15616632), (1368, 15342656), (1449, 14484992), (1472, 14258664), (1489, 14095872), (1536, 13664553), (1596, 13150848), (1656, 12674368), (1748, 12007296), (1792, 11712474), (1824, 11506992), (1932, 10863744), (2016, 10411088), (2128, 9863136), (2208, 9505776), (2304, 9109702), (2394, 8767232), (2432, 8630244), (2576, 8147808), (2622, 8004864), (2688, 7808316), (2736, 7671328), (2898, 7242496), (2944, 7129332), (2978, 7047936), (3059, 6861312), (3192, 6575424), (3312, 6337184), (3496, 6003648), (3584, 5856237), (3648, 5753496), (3864, 5431872), (3933, 5336576), (4032, 5205544), (4256, 4931568), (4416, 4752888), (4467, 4698624), (4608, 4554851), (4788, 4383616), (4864, 4315122), (5152, 4073904), (5244, 4002432), (5376, 3904158), (5472, 3835664), (5796, 3621248), (5888, 3564666), (5956, 3523968), (6118, 3430656), (6384, 3287712), (6624, 3168592), (6992, 3001824), (7296, 2876748), (7728, 2715936), (7866, 2668288), (8064, 2602772), (8512, 2465784), (8832, 2376444), (8934, 2349312), (9177, 2287104), (9576, 2191808), (9728, 2157561), (10304, 2036952), (10423, 2013696), (10488, 2001216), (10752, 1952079), (10944, 1917832), (11592, 1810624), (11776, 1782333), (11912, 1761984), (12236, 1715328), (12768, 1643856), (13248, 1584296), (13401, 1566208), (13984, 1500912), (14592, 1438374), (15456, 1357968), (15732, 1334144), (16128, 1301386), (17024, 1232892), (17664, 1188222), (17868, 1174656), (18354, 1143552), (19152, 1095904), (20608, 1018476), (20846, 1006848), (20976, 1000608), (21888, 958916), (23184, 905312), (23824, 880992), (24472, 857664), (25536, 821928), (26496, 792148), (26802, 783104), (27531, 762368), (27968, 750456), (28291, 741888), (29184, 719187), (30912, 678984), (31269, 671232), (31464, 667072), (32256, 650693), (34048, 616446), (34247, 612864), (35328, 594111), (35736, 587328), (36708, 571776), (38304, 547952), (41216, 509238), (41692, 503424), (41952, 500304), (43776, 479458), (46368, 452656), (47648, 440496), (48944, 428832), (51072, 410964), (52992, 396074), (53604, 391552), (55062, 381184), (55936, 375228), (56582, 370944), (61824, 339492), (62538, 335616), (62928, 333536), (68096, 308223), (68494, 306432), (71472, 293664), (73416, 285888), (76608, 273976), (82432, 254619), (83384, 251712), (83904, 250152), (84873, 247296), (87552, 239729), (92736, 226328), (93807, 223744), (95296, 220248), (97888, 214416), (102144, 205482), (102741, 204288), (105984, 198037), (107208, 195776), (110124, 190592), (111872, 187614), (113164, 185472), (123648, 169746), (125076, 167808), (125856, 166768), (136988, 153216), (142944, 146832)]