71771868

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 231547680

約数和(自身を除く): 159775812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 29, 36, 42, 46, 49, 58, 61, 63, 69, 84, 87, 92, 98, 116, 122, 126, 138, 147, 161, 174, 183, 196, 203, 207, 244, 252, 261, 276, 294, 322, 348, 366, 406, 414, 427, 441, 483, 522, 549, 588, 609, 644, 667, 732, 812, 828, 854, 882, 966, 1044, 1098, 1127, 1218, 1281, 1334, 1403, 1421, 1449, 1708, 1764, 1769, 1827, 1932, 2001, 2196, 2254, 2436, 2562, 2668, 2806, 2842, 2898, 2989, 3381, 3538, 3654, 3843, 4002, 4209, 4263, 4508, 4669, 5124, 5307, 5612, 5684, 5796, 5978, 6003, 6762, 7076, 7308, 7686, 8004, 8418, 8526, 8967, 9338, 9821, 10143, 10614, 11956, 12006, 12383, 12627, 12789, 13524, 14007, 15372, 15921, 16836, 17052, 17934, 18676, 19642, 20286, 21228, 24012, 24766, 25254, 25578, 26901, 28014, 29463, 31842, 32683, 35868, 37149, 39284, 40572, 40687, 42021, 49532, 50508, 51156, 53802, 56028, 58926, 63684, 65366, 68747, 74298, 81374, 84042, 86681, 88389, 98049, 107604, 111447, 117852, 122061, 130732, 137494, 148596, 162748, 168084, 173362, 176778, 196098, 206241, 222894, 244122, 260043, 274988, 284809, 294147, 346724, 353556, 366183, 392196, 412482, 445788, 488244, 520086, 569618, 588294, 618723, 732366, 780129, 824964, 854427, 1040172, 1139236, 1176588, 1237446, 1464732, 1560258, 1708854, 1993663, 2474892, 2563281, 3120516, 3417708, 3987326, 5126562, 5980989, 7974652, 10253124, 11961978, 17942967, 23923956, 35885934, 71771868]

約数ペア:

[(1, 71771868), (2, 35885934), (3, 23923956), (4, 17942967), (6, 11961978), (7, 10253124), (9, 7974652), (12, 5980989), (14, 5126562), (18, 3987326), (21, 3417708), (23, 3120516), (28, 2563281), (29, 2474892), (36, 1993663), (42, 1708854), (46, 1560258), (49, 1464732), (58, 1237446), (61, 1176588), (63, 1139236), (69, 1040172), (84, 854427), (87, 824964), (92, 780129), (98, 732366), (116, 618723), (122, 588294), (126, 569618), (138, 520086), (147, 488244), (161, 445788), (174, 412482), (183, 392196), (196, 366183), (203, 353556), (207, 346724), (244, 294147), (252, 284809), (261, 274988), (276, 260043), (294, 244122), (322, 222894), (348, 206241), (366, 196098), (406, 176778), (414, 173362), (427, 168084), (441, 162748), (483, 148596), (522, 137494), (549, 130732), (588, 122061), (609, 117852), (644, 111447), (667, 107604), (732, 98049), (812, 88389), (828, 86681), (854, 84042), (882, 81374), (966, 74298), (1044, 68747), (1098, 65366), (1127, 63684), (1218, 58926), (1281, 56028), (1334, 53802), (1403, 51156), (1421, 50508), (1449, 49532), (1708, 42021), (1764, 40687), (1769, 40572), (1827, 39284), (1932, 37149), (2001, 35868), (2196, 32683), (2254, 31842), (2436, 29463), (2562, 28014), (2668, 26901), (2806, 25578), (2842, 25254), (2898, 24766), (2989, 24012), (3381, 21228), (3538, 20286), (3654, 19642), (3843, 18676), (4002, 17934), (4209, 17052), (4263, 16836), (4508, 15921), (4669, 15372), (5124, 14007), (5307, 13524), (5612, 12789), (5684, 12627), (5796, 12383), (5978, 12006), (6003, 11956), (6762, 10614), (7076, 10143), (7308, 9821), (7686, 9338), (8004, 8967), (8418, 8526)]