1420821136

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 3419209728

約数和(自身を除く): 1998388592

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 101, 112, 127, 161, 172, 184, 202, 254, 301, 322, 344, 368, 404, 508, 602, 644, 688, 707, 808, 889, 989, 1016, 1204, 1288, 1414, 1616, 1778, 1978, 2032, 2323, 2408, 2576, 2828, 2921, 3556, 3956, 4343, 4646, 4816, 5461, 5656, 5842, 6923, 7112, 7912, 8686, 9292, 10922, 11312, 11684, 12827, 13846, 14224, 15824, 16261, 17372, 18584, 20447, 21844, 23368, 25654, 27692, 30401, 32522, 34744, 37168, 38227, 40894, 43688, 46736, 51308, 55384, 60802, 65044, 69488, 76454, 81788, 87376, 89789, 99889, 102616, 110768, 121604, 125603, 130088, 152908, 163576, 179578, 199778, 205232, 243208, 251206, 260176, 295021, 305816, 327152, 359156, 399556, 486416, 502412, 551561, 590042, 611632, 699223, 718312, 799112, 879221, 1004824, 1103122, 1180084, 1398446, 1436624, 1598224, 1758442, 2009648, 2065147, 2206244, 2360168, 2796892, 3516884, 3860927, 4130294, 4412488, 4720336, 5593784, 7033768, 7721854, 8260588, 8824976, 11187568, 12685903, 14067536, 15443708, 16521176, 25371806, 30887416, 33042352, 50743612, 61774832, 88801321, 101487224, 177602642, 202974448, 355205284, 710410568, 1420821136]

約数ペア:

[(1, 1420821136), (2, 710410568), (4, 355205284), (7, 202974448), (8, 177602642), (14, 101487224), (16, 88801321), (23, 61774832), (28, 50743612), (43, 33042352), (46, 30887416), (56, 25371806), (86, 16521176), (92, 15443708), (101, 14067536), (112, 12685903), (127, 11187568), (161, 8824976), (172, 8260588), (184, 7721854), (202, 7033768), (254, 5593784), (301, 4720336), (322, 4412488), (344, 4130294), (368, 3860927), (404, 3516884), (508, 2796892), (602, 2360168), (644, 2206244), (688, 2065147), (707, 2009648), (808, 1758442), (889, 1598224), (989, 1436624), (1016, 1398446), (1204, 1180084), (1288, 1103122), (1414, 1004824), (1616, 879221), (1778, 799112), (1978, 718312), (2032, 699223), (2323, 611632), (2408, 590042), (2576, 551561), (2828, 502412), (2921, 486416), (3556, 399556), (3956, 359156), (4343, 327152), (4646, 305816), (4816, 295021), (5461, 260176), (5656, 251206), (5842, 243208), (6923, 205232), (7112, 199778), (7912, 179578), (8686, 163576), (9292, 152908), (10922, 130088), (11312, 125603), (11684, 121604), (12827, 110768), (13846, 102616), (14224, 99889), (15824, 89789), (16261, 87376), (17372, 81788), (18584, 76454), (20447, 69488), (21844, 65044), (23368, 60802), (25654, 55384), (27692, 51308), (30401, 46736), (32522, 43688), (34744, 40894), (37168, 38227)]