2640167728

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{827}}^1$

素因数の和:971

約数の個数: 120

約数和(自身を含む): 6022020816

約数和(自身を除く): 3381853088

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 97, 121, 136, 176, 187, 194, 242, 272, 374, 388, 484, 748, 776, 827, 968, 1067, 1496, 1552, 1649, 1654, 1936, 2057, 2134, 2992, 3298, 3308, 4114, 4268, 6596, 6616, 8228, 8536, 9097, 11737, 13192, 13232, 14059, 16456, 17072, 18139, 18194, 23474, 26384, 28118, 32912, 36278, 36388, 46948, 56236, 72556, 72776, 80219, 93896, 100067, 112472, 145112, 145552, 154649, 160438, 187792, 199529, 200134, 224944, 290224, 309298, 320876, 399058, 400268, 618596, 641752, 798116, 800536, 882409, 1237192, 1283504, 1363723, 1596232, 1601072, 1701139, 1764818, 2474384, 2727446, 3192464, 3402278, 3529636, 5454892, 6804556, 7059272, 9706499, 10909784, 13609112, 14118544, 15000953, 19412998, 21819568, 27218224, 30001906, 38825996, 60003812, 77651992, 120007624, 155303984, 165010483, 240015248, 330020966, 660041932, 1320083864, 2640167728]

約数ペア:

[(1, 2640167728), (2, 1320083864), (4, 660041932), (8, 330020966), (11, 240015248), (16, 165010483), (17, 155303984), (22, 120007624), (34, 77651992), (44, 60003812), (68, 38825996), (88, 30001906), (97, 27218224), (121, 21819568), (136, 19412998), (176, 15000953), (187, 14118544), (194, 13609112), (242, 10909784), (272, 9706499), (374, 7059272), (388, 6804556), (484, 5454892), (748, 3529636), (776, 3402278), (827, 3192464), (968, 2727446), (1067, 2474384), (1496, 1764818), (1552, 1701139), (1649, 1601072), (1654, 1596232), (1936, 1363723), (2057, 1283504), (2134, 1237192), (2992, 882409), (3298, 800536), (3308, 798116), (4114, 641752), (4268, 618596), (6596, 400268), (6616, 399058), (8228, 320876), (8536, 309298), (9097, 290224), (11737, 224944), (13192, 200134), (13232, 199529), (14059, 187792), (16456, 160438), (17072, 154649), (18139, 145552), (18194, 145112), (23474, 112472), (26384, 100067), (28118, 93896), (32912, 80219), (36278, 72776), (36388, 72556), (46948, 56236)]