420206688

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 288

約数和(自身を含む): 1396362240

約数和(自身を除く): 976155552

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 32, 33, 36, 44, 46, 48, 66, 69, 72, 73, 79, 88, 92, 96, 99, 132, 138, 144, 146, 158, 176, 184, 198, 207, 219, 237, 253, 264, 276, 288, 292, 316, 352, 368, 396, 414, 438, 474, 506, 528, 552, 584, 632, 657, 711, 736, 759, 792, 803, 828, 869, 876, 948, 1012, 1056, 1104, 1168, 1264, 1314, 1422, 1518, 1584, 1606, 1656, 1679, 1738, 1752, 1817, 1896, 2024, 2208, 2277, 2336, 2409, 2528, 2607, 2628, 2844, 3036, 3168, 3212, 3312, 3358, 3476, 3504, 3634, 3792, 4048, 4554, 4818, 5037, 5214, 5256, 5451, 5688, 5767, 6072, 6424, 6624, 6716, 6952, 7008, 7227, 7268, 7584, 7821, 8096, 9108, 9636, 10074, 10428, 10512, 10902, 11376, 11534, 12144, 12848, 13432, 13904, 14454, 14536, 15111, 15642, 16353, 17301, 18216, 18469, 19272, 19987, 20148, 20856, 21024, 21804, 22752, 23068, 24288, 25696, 26864, 27808, 28908, 29072, 30222, 31284, 32706, 34602, 36432, 36938, 38544, 39974, 40296, 41712, 43608, 46136, 51903, 53728, 55407, 57816, 58144, 59961, 60444, 62568, 63437, 65412, 69204, 72864, 73876, 77088, 79948, 80592, 83424, 87216, 92272, 103806, 110814, 115632, 119922, 120888, 125136, 126874, 130824, 132641, 138408, 147752, 159896, 161184, 166221, 174432, 179883, 184544, 190311, 207612, 221628, 231264, 239844, 241776, 250272, 253748, 261648, 265282, 276816, 295504, 319792, 332442, 359766, 380622, 397923, 415224, 443256, 479688, 483552, 507496, 523296, 530564, 553632, 570933, 591008, 639584, 664884, 719532, 761244, 795846, 830448, 886512, 959376, 1014992, 1061128, 1141866, 1193769, 1329768, 1439064, 1459051, 1522488, 1591692, 1660896, 1773024, 1918752, 2029984, 2122256, 2283732, 2387538, 2659536, 2878128, 2918102, 3044976, 3183384, 4244512, 4377153, 4567464, 4775076, 5319072, 5756256, 5836204, 6089952, 6366768, 8754306, 9134928, 9550152, 11672408, 12733536, 13131459, 17508612, 18269856, 19100304, 23344816, 26262918, 35017224, 38200608, 46689632, 52525836, 70034448, 105051672, 140068896, 210103344, 420206688]

約数ペア:

[(1, 420206688), (2, 210103344), (3, 140068896), (4, 105051672), (6, 70034448), (8, 52525836), (9, 46689632), (11, 38200608), (12, 35017224), (16, 26262918), (18, 23344816), (22, 19100304), (23, 18269856), (24, 17508612), (32, 13131459), (33, 12733536), (36, 11672408), (44, 9550152), (46, 9134928), (48, 8754306), (66, 6366768), (69, 6089952), (72, 5836204), (73, 5756256), (79, 5319072), (88, 4775076), (92, 4567464), (96, 4377153), (99, 4244512), (132, 3183384), (138, 3044976), (144, 2918102), (146, 2878128), (158, 2659536), (176, 2387538), (184, 2283732), (198, 2122256), (207, 2029984), (219, 1918752), (237, 1773024), (253, 1660896), (264, 1591692), (276, 1522488), (288, 1459051), (292, 1439064), (316, 1329768), (352, 1193769), (368, 1141866), (396, 1061128), (414, 1014992), (438, 959376), (474, 886512), (506, 830448), (528, 795846), (552, 761244), (584, 719532), (632, 664884), (657, 639584), (711, 591008), (736, 570933), (759, 553632), (792, 530564), (803, 523296), (828, 507496), (869, 483552), (876, 479688), (948, 443256), (1012, 415224), (1056, 397923), (1104, 380622), (1168, 359766), (1264, 332442), (1314, 319792), (1422, 295504), (1518, 276816), (1584, 265282), (1606, 261648), (1656, 253748), (1679, 250272), (1738, 241776), (1752, 239844), (1817, 231264), (1896, 221628), (2024, 207612), (2208, 190311), (2277, 184544), (2336, 179883), (2409, 174432), (2528, 166221), (2607, 161184), (2628, 159896), (2844, 147752), (3036, 138408), (3168, 132641), (3212, 130824), (3312, 126874), (3358, 125136), (3476, 120888), (3504, 119922), (3634, 115632), (3792, 110814), (4048, 103806), (4554, 92272), (4818, 87216), (5037, 83424), (5214, 80592), (5256, 79948), (5451, 77088), (5688, 73876), (5767, 72864), (6072, 69204), (6424, 65412), (6624, 63437), (6716, 62568), (6952, 60444), (7008, 59961), (7227, 58144), (7268, 57816), (7584, 55407), (7821, 53728), (8096, 51903), (9108, 46136), (9636, 43608), (10074, 41712), (10428, 40296), (10512, 39974), (10902, 38544), (11376, 36938), (11534, 36432), (12144, 34602), (12848, 32706), (13432, 31284), (13904, 30222), (14454, 29072), (14536, 28908), (15111, 27808), (15642, 26864), (16353, 25696), (17301, 24288), (18216, 23068), (18469, 22752), (19272, 21804), (19987, 21024), (20148, 20856)]