123643520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 256

約数和(自身を含む): 398926080

約数和(自身を除く): 275282560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 193, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 386, 416, 440, 448, 455, 520, 560, 572, 616, 640, 704, 715, 728, 770, 772, 832, 880, 896, 910, 965, 1001, 1040, 1120, 1144, 1232, 1351, 1408, 1430, 1456, 1540, 1544, 1664, 1760, 1820, 1930, 2002, 2080, 2123, 2240, 2288, 2464, 2509, 2702, 2860, 2912, 3080, 3088, 3520, 3640, 3860, 4004, 4160, 4246, 4480, 4576, 4928, 5005, 5018, 5404, 5720, 5824, 6160, 6176, 6755, 7040, 7280, 7720, 8008, 8320, 8492, 9152, 9856, 10010, 10036, 10615, 10808, 11440, 11648, 12320, 12352, 12545, 13510, 14560, 14861, 15440, 16016, 16984, 17563, 18304, 20020, 20072, 21230, 21616, 22880, 24640, 24704, 25090, 27020, 27599, 29120, 29722, 30880, 32032, 33968, 35126, 40040, 40144, 42460, 43232, 45760, 49280, 50180, 54040, 55198, 58240, 59444, 61760, 64064, 67936, 70252, 74305, 80080, 80288, 84920, 86464, 87815, 91520, 100360, 108080, 110396, 118888, 123520, 128128, 135872, 137995, 140504, 148610, 160160, 160576, 169840, 172928, 175630, 193193, 200720, 216160, 220792, 237776, 271744, 275990, 281008, 297220, 320320, 321152, 339680, 351260, 386386, 401440, 432320, 441584, 475552, 551980, 562016, 594440, 640640, 679360, 702520, 772772, 802880, 864640, 883168, 951104, 965965, 1103960, 1124032, 1188880, 1358720, 1405040, 1545544, 1605760, 1766336, 1902208, 1931930, 2207920, 2248064, 2377760, 2810080, 3091088, 3532672, 3863860, 4415840, 4755520, 5620160, 6182176, 7727720, 8831680, 9511040, 11240320, 12364352, 15455440, 17663360, 24728704, 30910880, 61821760, 123643520]

約数ペア:

[(1, 123643520), (2, 61821760), (4, 30910880), (5, 24728704), (7, 17663360), (8, 15455440), (10, 12364352), (11, 11240320), (13, 9511040), (14, 8831680), (16, 7727720), (20, 6182176), (22, 5620160), (26, 4755520), (28, 4415840), (32, 3863860), (35, 3532672), (40, 3091088), (44, 2810080), (52, 2377760), (55, 2248064), (56, 2207920), (64, 1931930), (65, 1902208), (70, 1766336), (77, 1605760), (80, 1545544), (88, 1405040), (91, 1358720), (104, 1188880), (110, 1124032), (112, 1103960), (128, 965965), (130, 951104), (140, 883168), (143, 864640), (154, 802880), (160, 772772), (176, 702520), (182, 679360), (193, 640640), (208, 594440), (220, 562016), (224, 551980), (260, 475552), (280, 441584), (286, 432320), (308, 401440), (320, 386386), (352, 351260), (364, 339680), (385, 321152), (386, 320320), (416, 297220), (440, 281008), (448, 275990), (455, 271744), (520, 237776), (560, 220792), (572, 216160), (616, 200720), (640, 193193), (704, 175630), (715, 172928), (728, 169840), (770, 160576), (772, 160160), (832, 148610), (880, 140504), (896, 137995), (910, 135872), (965, 128128), (1001, 123520), (1040, 118888), (1120, 110396), (1144, 108080), (1232, 100360), (1351, 91520), (1408, 87815), (1430, 86464), (1456, 84920), (1540, 80288), (1544, 80080), (1664, 74305), (1760, 70252), (1820, 67936), (1930, 64064), (2002, 61760), (2080, 59444), (2123, 58240), (2240, 55198), (2288, 54040), (2464, 50180), (2509, 49280), (2702, 45760), (2860, 43232), (2912, 42460), (3080, 40144), (3088, 40040), (3520, 35126), (3640, 33968), (3860, 32032), (4004, 30880), (4160, 29722), (4246, 29120), (4480, 27599), (4576, 27020), (4928, 25090), (5005, 24704), (5018, 24640), (5404, 22880), (5720, 21616), (5824, 21230), (6160, 20072), (6176, 20020), (6755, 18304), (7040, 17563), (7280, 16984), (7720, 16016), (8008, 15440), (8320, 14861), (8492, 14560), (9152, 13510), (9856, 12545), (10010, 12352), (10036, 12320), (10615, 11648), (10808, 11440)]