2143276520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16183}}^1$

素因数の和:16255

約数の個数: 128

約数和(自身を含む): 6152509440

約数和(自身を除く): 4009232920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 602, 616, 770, 860, 946, 1204, 1505, 1540, 1720, 1892, 2365, 2408, 3010, 3080, 3311, 3784, 4730, 6020, 6622, 9460, 12040, 13244, 16183, 16555, 18920, 26488, 32366, 33110, 64732, 66220, 80915, 113281, 129464, 132440, 161830, 178013, 226562, 323660, 356026, 453124, 566405, 647320, 695869, 712052, 890065, 906248, 1132810, 1246091, 1391738, 1424104, 1780130, 2265620, 2492182, 2783476, 3479345, 3560260, 4531240, 4871083, 4984364, 5566952, 6230455, 6958690, 7120520, 7654559, 9742166, 9968728, 12460910, 13917380, 15309118, 19484332, 24355415, 24921820, 27834760, 30618236, 38272795, 38968664, 48710830, 49843640, 53581913, 61236472, 76545590, 97421660, 107163826, 153091180, 194843320, 214327652, 267909565, 306182360, 428655304, 535819130, 1071638260, 2143276520]

約数ペア:

[(1, 2143276520), (2, 1071638260), (4, 535819130), (5, 428655304), (7, 306182360), (8, 267909565), (10, 214327652), (11, 194843320), (14, 153091180), (20, 107163826), (22, 97421660), (28, 76545590), (35, 61236472), (40, 53581913), (43, 49843640), (44, 48710830), (55, 38968664), (56, 38272795), (70, 30618236), (77, 27834760), (86, 24921820), (88, 24355415), (110, 19484332), (140, 15309118), (154, 13917380), (172, 12460910), (215, 9968728), (220, 9742166), (280, 7654559), (301, 7120520), (308, 6958690), (344, 6230455), (385, 5566952), (430, 4984364), (440, 4871083), (473, 4531240), (602, 3560260), (616, 3479345), (770, 2783476), (860, 2492182), (946, 2265620), (1204, 1780130), (1505, 1424104), (1540, 1391738), (1720, 1246091), (1892, 1132810), (2365, 906248), (2408, 890065), (3010, 712052), (3080, 695869), (3311, 647320), (3784, 566405), (4730, 453124), (6020, 356026), (6622, 323660), (9460, 226562), (12040, 178013), (13244, 161830), (16183, 132440), (16555, 129464), (18920, 113281), (26488, 80915), (32366, 66220), (33110, 64732)]