1998130176

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:739

約数の個数: 264

約数和(自身を含む): 6744291840

約数和(自身を除く): 4746161664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 64, 72, 84, 94, 96, 112, 126, 128, 141, 144, 168, 188, 192, 224, 252, 256, 282, 288, 329, 336, 376, 384, 423, 448, 504, 512, 564, 576, 658, 659, 672, 752, 768, 846, 896, 987, 1008, 1024, 1128, 1152, 1316, 1318, 1344, 1504, 1536, 1692, 1792, 1974, 1977, 2016, 2256, 2304, 2632, 2636, 2688, 2961, 3008, 3072, 3384, 3584, 3948, 3954, 4032, 4512, 4608, 4613, 5264, 5272, 5376, 5922, 5931, 6016, 6768, 7168, 7896, 7908, 8064, 9024, 9216, 9226, 10528, 10544, 10752, 11844, 11862, 12032, 13536, 13839, 15792, 15816, 16128, 18048, 18452, 21056, 21088, 21504, 23688, 23724, 24064, 27072, 27678, 30973, 31584, 31632, 32256, 36096, 36904, 41517, 42112, 42176, 47376, 47448, 48128, 54144, 55356, 61946, 63168, 63264, 64512, 72192, 73808, 83034, 84224, 84352, 92919, 94752, 94896, 108288, 110712, 123892, 126336, 126528, 144384, 147616, 166068, 168448, 168704, 185838, 189504, 189792, 216576, 216811, 221424, 247784, 252672, 253056, 278757, 295232, 332136, 336896, 337408, 371676, 379008, 379584, 433152, 433622, 442848, 495568, 505344, 506112, 557514, 590464, 650433, 664272, 674816, 743352, 758016, 759168, 867244, 885696, 991136, 1010688, 1012224, 1115028, 1180928, 1300866, 1328544, 1486704, 1516032, 1518336, 1734488, 1771392, 1951299, 1982272, 2024448, 2230056, 2361856, 2601732, 2657088, 2973408, 3032064, 3036672, 3468976, 3542784, 3902598, 3964544, 4460112, 4723712, 5203464, 5314176, 5946816, 6073344, 6937952, 7085568, 7805196, 7929088, 8920224, 10406928, 10628352, 11893632, 13875904, 14171136, 15610392, 15858176, 17840448, 20813856, 21256704, 23787264, 27751808, 31220784, 31716352, 35680896, 41627712, 42513408, 47574528, 55503616, 62441568, 71361792, 83255424, 95149056, 111007232, 124883136, 142723584, 166510848, 222014464, 249766272, 285447168, 333021696, 499532544, 666043392, 999065088, 1998130176]

約数ペア:

[(1, 1998130176), (2, 999065088), (3, 666043392), (4, 499532544), (6, 333021696), (7, 285447168), (8, 249766272), (9, 222014464), (12, 166510848), (14, 142723584), (16, 124883136), (18, 111007232), (21, 95149056), (24, 83255424), (28, 71361792), (32, 62441568), (36, 55503616), (42, 47574528), (47, 42513408), (48, 41627712), (56, 35680896), (63, 31716352), (64, 31220784), (72, 27751808), (84, 23787264), (94, 21256704), (96, 20813856), (112, 17840448), (126, 15858176), (128, 15610392), (141, 14171136), (144, 13875904), (168, 11893632), (188, 10628352), (192, 10406928), (224, 8920224), (252, 7929088), (256, 7805196), (282, 7085568), (288, 6937952), (329, 6073344), (336, 5946816), (376, 5314176), (384, 5203464), (423, 4723712), (448, 4460112), (504, 3964544), (512, 3902598), (564, 3542784), (576, 3468976), (658, 3036672), (659, 3032064), (672, 2973408), (752, 2657088), (768, 2601732), (846, 2361856), (896, 2230056), (987, 2024448), (1008, 1982272), (1024, 1951299), (1128, 1771392), (1152, 1734488), (1316, 1518336), (1318, 1516032), (1344, 1486704), (1504, 1328544), (1536, 1300866), (1692, 1180928), (1792, 1115028), (1974, 1012224), (1977, 1010688), (2016, 991136), (2256, 885696), (2304, 867244), (2632, 759168), (2636, 758016), (2688, 743352), (2961, 674816), (3008, 664272), (3072, 650433), (3384, 590464), (3584, 557514), (3948, 506112), (3954, 505344), (4032, 495568), (4512, 442848), (4608, 433622), (4613, 433152), (5264, 379584), (5272, 379008), (5376, 371676), (5922, 337408), (5931, 336896), (6016, 332136), (6768, 295232), (7168, 278757), (7896, 253056), (7908, 252672), (8064, 247784), (9024, 221424), (9216, 216811), (9226, 216576), (10528, 189792), (10544, 189504), (10752, 185838), (11844, 168704), (11862, 168448), (12032, 166068), (13536, 147616), (13839, 144384), (15792, 126528), (15816, 126336), (16128, 123892), (18048, 110712), (18452, 108288), (21056, 94896), (21088, 94752), (21504, 92919), (23688, 84352), (23724, 84224), (24064, 83034), (27072, 73808), (27678, 72192), (30973, 64512), (31584, 63264), (31632, 63168), (32256, 61946), (36096, 55356), (36904, 54144), (41517, 48128), (42112, 47448), (42176, 47376)]