21099621760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1093}}^1$

素因数の和:1289

約数の個数: 256

約数和(自身を含む): 59989708800

約数和(自身を除く): 38890087040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 139, 140, 155, 160, 217, 224, 248, 278, 280, 310, 320, 434, 448, 496, 556, 560, 620, 640, 695, 868, 896, 973, 992, 1085, 1093, 1112, 1120, 1240, 1390, 1736, 1946, 1984, 2170, 2186, 2224, 2240, 2480, 2780, 3472, 3892, 3968, 4309, 4340, 4372, 4448, 4480, 4865, 4960, 5465, 5560, 6944, 7651, 7784, 8618, 8680, 8744, 8896, 9730, 9920, 10930, 11120, 13888, 15302, 15568, 17236, 17360, 17488, 17792, 19460, 19840, 21545, 21860, 22240, 27776, 30163, 30604, 31136, 33883, 34472, 34720, 34976, 38255, 38920, 43090, 43720, 44480, 60326, 61208, 62272, 67766, 68944, 69440, 69952, 76510, 77840, 86180, 87440, 88960, 120652, 122416, 124544, 135532, 137888, 138880, 139904, 150815, 151927, 153020, 155680, 169415, 172360, 174880, 237181, 241304, 244832, 271064, 275776, 301630, 303854, 306040, 311360, 338830, 344720, 349760, 474362, 482608, 489664, 542128, 551552, 603260, 607708, 612080, 622720, 677660, 689440, 699520, 759635, 948724, 965216, 979328, 1063489, 1084256, 1185905, 1206520, 1215416, 1224160, 1355320, 1378880, 1519270, 1897448, 1930432, 2126978, 2168512, 2371810, 2413040, 2430832, 2448320, 2710640, 2757760, 3038540, 3794896, 3860864, 4253956, 4337024, 4709737, 4743620, 4826080, 4861664, 4896640, 5317445, 5421280, 6077080, 7589792, 8507912, 9419474, 9487240, 9652160, 9723328, 10634890, 10842560, 12154160, 15179584, 17015824, 18838948, 18974480, 19304320, 19446656, 21269780, 21685120, 23548685, 24308320, 30359168, 32968159, 34031648, 37677896, 37948960, 42539560, 47097370, 48616640, 65936318, 68063296, 75355792, 75897920, 85079120, 94194740, 97233280, 131872636, 136126592, 150711584, 151795840, 164840795, 170158240, 188389480, 263745272, 301423168, 329681590, 340316480, 376778960, 527490544, 602846336, 659363180, 680632960, 753557920, 1054981088, 1318726360, 1507115840, 2109962176, 2637452720, 3014231680, 4219924352, 5274905440, 10549810880, 21099621760]

約数ペア:

[(1, 21099621760), (2, 10549810880), (4, 5274905440), (5, 4219924352), (7, 3014231680), (8, 2637452720), (10, 2109962176), (14, 1507115840), (16, 1318726360), (20, 1054981088), (28, 753557920), (31, 680632960), (32, 659363180), (35, 602846336), (40, 527490544), (56, 376778960), (62, 340316480), (64, 329681590), (70, 301423168), (80, 263745272), (112, 188389480), (124, 170158240), (128, 164840795), (139, 151795840), (140, 150711584), (155, 136126592), (160, 131872636), (217, 97233280), (224, 94194740), (248, 85079120), (278, 75897920), (280, 75355792), (310, 68063296), (320, 65936318), (434, 48616640), (448, 47097370), (496, 42539560), (556, 37948960), (560, 37677896), (620, 34031648), (640, 32968159), (695, 30359168), (868, 24308320), (896, 23548685), (973, 21685120), (992, 21269780), (1085, 19446656), (1093, 19304320), (1112, 18974480), (1120, 18838948), (1240, 17015824), (1390, 15179584), (1736, 12154160), (1946, 10842560), (1984, 10634890), (2170, 9723328), (2186, 9652160), (2224, 9487240), (2240, 9419474), (2480, 8507912), (2780, 7589792), (3472, 6077080), (3892, 5421280), (3968, 5317445), (4309, 4896640), (4340, 4861664), (4372, 4826080), (4448, 4743620), (4480, 4709737), (4865, 4337024), (4960, 4253956), (5465, 3860864), (5560, 3794896), (6944, 3038540), (7651, 2757760), (7784, 2710640), (8618, 2448320), (8680, 2430832), (8744, 2413040), (8896, 2371810), (9730, 2168512), (9920, 2126978), (10930, 1930432), (11120, 1897448), (13888, 1519270), (15302, 1378880), (15568, 1355320), (17236, 1224160), (17360, 1215416), (17488, 1206520), (17792, 1185905), (19460, 1084256), (19840, 1063489), (21545, 979328), (21860, 965216), (22240, 948724), (27776, 759635), (30163, 699520), (30604, 689440), (31136, 677660), (33883, 622720), (34472, 612080), (34720, 607708), (34976, 603260), (38255, 551552), (38920, 542128), (43090, 489664), (43720, 482608), (44480, 474362), (60326, 349760), (61208, 344720), (62272, 338830), (67766, 311360), (68944, 306040), (69440, 303854), (69952, 301630), (76510, 275776), (77840, 271064), (86180, 244832), (87440, 241304), (88960, 237181), (120652, 174880), (122416, 172360), (124544, 169415), (135532, 155680), (137888, 153020), (138880, 151927), (139904, 150815)]