20887751808

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{21407}}^1$

素因数の和:21456

約数の個数: 288

約数和(自身を含む): 75509441280

約数和(自身を除く): 54621689472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 112, 121, 126, 128, 132, 144, 154, 168, 176, 192, 198, 224, 231, 242, 252, 264, 288, 308, 336, 352, 363, 384, 396, 448, 462, 484, 504, 528, 576, 616, 672, 693, 704, 726, 792, 847, 896, 924, 968, 1008, 1056, 1089, 1152, 1232, 1344, 1386, 1408, 1452, 1584, 1694, 1848, 1936, 2016, 2112, 2178, 2464, 2541, 2688, 2772, 2904, 3168, 3388, 3696, 3872, 4032, 4224, 4356, 4928, 5082, 5544, 5808, 6336, 6776, 7392, 7623, 7744, 8064, 8712, 9856, 10164, 11088, 11616, 12672, 13552, 14784, 15246, 15488, 17424, 20328, 21407, 22176, 23232, 27104, 29568, 30492, 34848, 40656, 42814, 44352, 46464, 54208, 60984, 64221, 69696, 81312, 85628, 88704, 108416, 121968, 128442, 139392, 149849, 162624, 171256, 192663, 235477, 243936, 256884, 299698, 325248, 342512, 385326, 449547, 470954, 487872, 513768, 599396, 685024, 706431, 770652, 899094, 941908, 975744, 1027536, 1198792, 1348641, 1370048, 1412862, 1541304, 1648339, 1798188, 1883816, 2055072, 2119293, 2397584, 2590247, 2697282, 2740096, 2825724, 3082608, 3296678, 3596376, 3767632, 4110144, 4238586, 4795168, 4945017, 5180494, 5394564, 5651448, 6165216, 6593356, 7192752, 7535264, 7770741, 8220288, 8477172, 9590336, 9890034, 10360988, 10789128, 11302896, 12330432, 13186712, 14385504, 14835051, 15070528, 15541482, 16954344, 18131729, 19180672, 19780068, 20721976, 21578256, 22605792, 23312223, 24660864, 26373424, 28771008, 29670102, 30141056, 31082964, 33908688, 36263458, 39560136, 41443952, 43156512, 45211584, 46624446, 52746848, 54395187, 57542016, 59340204, 62165928, 67817376, 72526916, 79120272, 82887904, 86313024, 90423168, 93248892, 105493696, 108790374, 118680408, 124331856, 135634752, 145053832, 158240544, 163185561, 165775808, 172626048, 186497784, 210987392, 217580748, 237360816, 248663712, 271269504, 290107664, 316481088, 326371122, 331551616, 372995568, 435161496, 474721632, 497327424, 580215328, 632962176, 652742244, 745991136, 870322992, 949443264, 994654848, 1160430656, 1305484488, 1491982272, 1740645984, 1898886528, 2320861312, 2610968976, 2983964544, 3481291968, 5221937952, 6962583936, 10443875904, 20887751808]

約数ペア:

[(1, 20887751808), (2, 10443875904), (3, 6962583936), (4, 5221937952), (6, 3481291968), (7, 2983964544), (8, 2610968976), (9, 2320861312), (11, 1898886528), (12, 1740645984), (14, 1491982272), (16, 1305484488), (18, 1160430656), (21, 994654848), (22, 949443264), (24, 870322992), (28, 745991136), (32, 652742244), (33, 632962176), (36, 580215328), (42, 497327424), (44, 474721632), (48, 435161496), (56, 372995568), (63, 331551616), (64, 326371122), (66, 316481088), (72, 290107664), (77, 271269504), (84, 248663712), (88, 237360816), (96, 217580748), (99, 210987392), (112, 186497784), (121, 172626048), (126, 165775808), (128, 163185561), (132, 158240544), (144, 145053832), (154, 135634752), (168, 124331856), (176, 118680408), (192, 108790374), (198, 105493696), (224, 93248892), (231, 90423168), (242, 86313024), (252, 82887904), (264, 79120272), (288, 72526916), (308, 67817376), (336, 62165928), (352, 59340204), (363, 57542016), (384, 54395187), (396, 52746848), (448, 46624446), (462, 45211584), (484, 43156512), (504, 41443952), (528, 39560136), (576, 36263458), (616, 33908688), (672, 31082964), (693, 30141056), (704, 29670102), (726, 28771008), (792, 26373424), (847, 24660864), (896, 23312223), (924, 22605792), (968, 21578256), (1008, 20721976), (1056, 19780068), (1089, 19180672), (1152, 18131729), (1232, 16954344), (1344, 15541482), (1386, 15070528), (1408, 14835051), (1452, 14385504), (1584, 13186712), (1694, 12330432), (1848, 11302896), (1936, 10789128), (2016, 10360988), (2112, 9890034), (2178, 9590336), (2464, 8477172), (2541, 8220288), (2688, 7770741), (2772, 7535264), (2904, 7192752), (3168, 6593356), (3388, 6165216), (3696, 5651448), (3872, 5394564), (4032, 5180494), (4224, 4945017), (4356, 4795168), (4928, 4238586), (5082, 4110144), (5544, 3767632), (5808, 3596376), (6336, 3296678), (6776, 3082608), (7392, 2825724), (7623, 2740096), (7744, 2697282), (8064, 2590247), (8712, 2397584), (9856, 2119293), (10164, 2055072), (11088, 1883816), (11616, 1798188), (12672, 1648339), (13552, 1541304), (14784, 1412862), (15246, 1370048), (15488, 1348641), (17424, 1198792), (20328, 1027536), (21407, 975744), (22176, 941908), (23232, 899094), (27104, 770652), (29568, 706431), (30492, 685024), (34848, 599396), (40656, 513768), (42814, 487872), (44352, 470954), (46464, 449547), (54208, 385326), (60984, 342512), (64221, 325248), (69696, 299698), (81312, 256884), (85628, 243936), (88704, 235477), (108416, 192663), (121968, 171256), (128442, 162624), (139392, 149849)]