1721380896

素因数分解:

$2^5\times 3^5\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 288

約数和(自身を含む): 5409750528

約数和(自身を除く): 3688369632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 37, 48, 54, 62, 72, 74, 81, 93, 96, 108, 111, 124, 144, 148, 162, 186, 193, 216, 222, 243, 248, 279, 288, 296, 324, 333, 372, 386, 432, 444, 486, 496, 558, 579, 592, 648, 666, 744, 772, 837, 864, 888, 972, 992, 999, 1116, 1147, 1158, 1184, 1296, 1332, 1488, 1544, 1674, 1737, 1776, 1944, 1998, 2232, 2294, 2316, 2511, 2592, 2664, 2976, 2997, 3088, 3348, 3441, 3474, 3552, 3888, 3996, 4464, 4588, 4632, 5022, 5211, 5328, 5983, 5994, 6176, 6696, 6882, 6948, 7141, 7533, 7776, 7992, 8928, 8991, 9176, 9264, 10044, 10323, 10422, 10656, 11966, 11988, 13392, 13764, 13896, 14282, 15066, 15633, 15984, 17949, 17982, 18352, 18528, 20088, 20646, 20844, 21423, 23932, 23976, 26784, 27528, 27792, 28564, 30132, 30969, 31266, 31968, 35898, 35964, 36704, 40176, 41292, 41688, 42846, 46899, 47864, 47952, 53847, 55056, 55584, 57128, 60264, 61938, 62532, 64269, 71796, 71928, 80352, 82584, 83376, 85692, 92907, 93798, 95728, 95904, 107694, 110112, 114256, 120528, 123876, 125064, 128538, 143592, 143856, 161541, 165168, 166752, 171384, 185814, 187596, 191456, 192807, 215388, 221371, 228512, 241056, 247752, 250128, 257076, 278721, 287184, 287712, 323082, 330336, 342768, 371628, 375192, 385614, 430776, 442742, 484623, 495504, 500256, 514152, 557442, 574368, 578421, 646164, 664113, 685536, 743256, 750384, 771228, 861552, 885484, 969246, 991008, 1028304, 1114884, 1156842, 1292328, 1328226, 1453869, 1486512, 1500768, 1542456, 1723104, 1735263, 1770968, 1938492, 1992339, 2056608, 2229768, 2313684, 2584656, 2656452, 2907738, 2973024, 3084912, 3470526, 3541936, 3876984, 3984678, 4459536, 4627368, 5169312, 5312904, 5815476, 5977017, 6169824, 6941052, 7083872, 7753968, 7969356, 8919072, 9254736, 10625808, 11630952, 11954034, 13882104, 15507936, 15938712, 17931051, 18509472, 21251616, 23261904, 23908068, 27764208, 31877424, 35862102, 46523808, 47816136, 53793153, 55528416, 63754848, 71724204, 95632272, 107586306, 143448408, 191264544, 215172612, 286896816, 430345224, 573793632, 860690448, 1721380896]

約数ペア:

[(1, 1721380896), (2, 860690448), (3, 573793632), (4, 430345224), (6, 286896816), (8, 215172612), (9, 191264544), (12, 143448408), (16, 107586306), (18, 95632272), (24, 71724204), (27, 63754848), (31, 55528416), (32, 53793153), (36, 47816136), (37, 46523808), (48, 35862102), (54, 31877424), (62, 27764208), (72, 23908068), (74, 23261904), (81, 21251616), (93, 18509472), (96, 17931051), (108, 15938712), (111, 15507936), (124, 13882104), (144, 11954034), (148, 11630952), (162, 10625808), (186, 9254736), (193, 8919072), (216, 7969356), (222, 7753968), (243, 7083872), (248, 6941052), (279, 6169824), (288, 5977017), (296, 5815476), (324, 5312904), (333, 5169312), (372, 4627368), (386, 4459536), (432, 3984678), (444, 3876984), (486, 3541936), (496, 3470526), (558, 3084912), (579, 2973024), (592, 2907738), (648, 2656452), (666, 2584656), (744, 2313684), (772, 2229768), (837, 2056608), (864, 1992339), (888, 1938492), (972, 1770968), (992, 1735263), (999, 1723104), (1116, 1542456), (1147, 1500768), (1158, 1486512), (1184, 1453869), (1296, 1328226), (1332, 1292328), (1488, 1156842), (1544, 1114884), (1674, 1028304), (1737, 991008), (1776, 969246), (1944, 885484), (1998, 861552), (2232, 771228), (2294, 750384), (2316, 743256), (2511, 685536), (2592, 664113), (2664, 646164), (2976, 578421), (2997, 574368), (3088, 557442), (3348, 514152), (3441, 500256), (3474, 495504), (3552, 484623), (3888, 442742), (3996, 430776), (4464, 385614), (4588, 375192), (4632, 371628), (5022, 342768), (5211, 330336), (5328, 323082), (5983, 287712), (5994, 287184), (6176, 278721), (6696, 257076), (6882, 250128), (6948, 247752), (7141, 241056), (7533, 228512), (7776, 221371), (7992, 215388), (8928, 192807), (8991, 191456), (9176, 187596), (9264, 185814), (10044, 171384), (10323, 166752), (10422, 165168), (10656, 161541), (11966, 143856), (11988, 143592), (13392, 128538), (13764, 125064), (13896, 123876), (14282, 120528), (15066, 114256), (15633, 110112), (15984, 107694), (17949, 95904), (17982, 95728), (18352, 93798), (18528, 92907), (20088, 85692), (20646, 83376), (20844, 82584), (21423, 80352), (23932, 71928), (23976, 71796), (26784, 64269), (27528, 62532), (27792, 61938), (28564, 60264), (30132, 57128), (30969, 55584), (31266, 55056), (31968, 53847), (35898, 47952), (35964, 47864), (36704, 46899), (40176, 42846), (41292, 41688)]