71370156

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 208544000

約数和(自身を除く): 137173844

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 121, 132, 143, 156, 199, 209, 228, 242, 247, 286, 363, 398, 418, 429, 484, 494, 572, 597, 627, 726, 741, 796, 836, 858, 988, 1194, 1254, 1452, 1482, 1573, 1716, 2189, 2299, 2388, 2508, 2587, 2717, 2964, 3146, 3781, 4378, 4598, 4719, 5174, 5434, 6292, 6567, 6897, 7562, 7761, 8151, 8756, 9196, 9438, 10348, 10868, 11343, 13134, 13794, 15124, 15522, 16302, 18876, 22686, 24079, 26268, 27588, 28457, 29887, 31044, 32604, 41591, 45372, 48158, 49153, 56914, 59774, 72237, 83182, 85371, 89661, 96316, 98306, 113828, 119548, 124773, 144474, 147459, 166364, 170742, 179322, 196612, 249546, 288948, 294918, 313027, 341484, 358644, 457501, 499092, 540683, 589836, 626054, 915002, 939081, 1081366, 1252108, 1372503, 1622049, 1830004, 1878162, 2162732, 2745006, 3244098, 3756324, 5490012, 5947513, 6488196, 11895026, 17842539, 23790052, 35685078, 71370156]

約数ペア:

[(1, 71370156), (2, 35685078), (3, 23790052), (4, 17842539), (6, 11895026), (11, 6488196), (12, 5947513), (13, 5490012), (19, 3756324), (22, 3244098), (26, 2745006), (33, 2162732), (38, 1878162), (39, 1830004), (44, 1622049), (52, 1372503), (57, 1252108), (66, 1081366), (76, 939081), (78, 915002), (114, 626054), (121, 589836), (132, 540683), (143, 499092), (156, 457501), (199, 358644), (209, 341484), (228, 313027), (242, 294918), (247, 288948), (286, 249546), (363, 196612), (398, 179322), (418, 170742), (429, 166364), (484, 147459), (494, 144474), (572, 124773), (597, 119548), (627, 113828), (726, 98306), (741, 96316), (796, 89661), (836, 85371), (858, 83182), (988, 72237), (1194, 59774), (1254, 56914), (1452, 49153), (1482, 48158), (1573, 45372), (1716, 41591), (2189, 32604), (2299, 31044), (2388, 29887), (2508, 28457), (2587, 27588), (2717, 26268), (2964, 24079), (3146, 22686), (3781, 18876), (4378, 16302), (4598, 15522), (4719, 15124), (5174, 13794), (5434, 13134), (6292, 11343), (6567, 10868), (6897, 10348), (7562, 9438), (7761, 9196), (8151, 8756)]