28156780808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:392

約数の個数: 256

約数和(自身を含む): 65822803200

約数和(自身を除く): 37666022392

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 43, 52, 68, 76, 86, 101, 104, 136, 152, 172, 193, 202, 221, 247, 323, 344, 386, 404, 442, 494, 559, 646, 731, 772, 808, 817, 884, 988, 1118, 1292, 1313, 1462, 1544, 1634, 1717, 1768, 1919, 1976, 2236, 2509, 2584, 2626, 2924, 3268, 3281, 3434, 3667, 3838, 4199, 4343, 4472, 5018, 5252, 5848, 6536, 6562, 6868, 7334, 7676, 8299, 8398, 8686, 9503, 10036, 10504, 10621, 13124, 13736, 13889, 14668, 15352, 16598, 16796, 17372, 19006, 19493, 20072, 21242, 22321, 24947, 26248, 27778, 29336, 32623, 33196, 33592, 34744, 38012, 38986, 42484, 42653, 44642, 47671, 49894, 55556, 56459, 62339, 65246, 66392, 73831, 76024, 77972, 82517, 84968, 85306, 89284, 95342, 99788, 107887, 111112, 112918, 124678, 130492, 141083, 147662, 155944, 157681, 165034, 170612, 178568, 180557, 190684, 199576, 215774, 225836, 249356, 253409, 260984, 282166, 295324, 315362, 330068, 331381, 341224, 361114, 370367, 381368, 424099, 431548, 451672, 498712, 506818, 564332, 590648, 630724, 660136, 662762, 722228, 740734, 810407, 838199, 848198, 863096, 959803, 1013636, 1072721, 1128664, 1261448, 1325524, 1402789, 1444456, 1481468, 1620814, 1676398, 1696396, 1834079, 1919606, 2027272, 2049853, 2145442, 2651048, 2680577, 2805578, 2962936, 3241628, 3352796, 3392792, 3668158, 3839212, 4099706, 4290884, 4307953, 4814771, 5361154, 5611156, 6296239, 6483256, 6705592, 7336316, 7678424, 8199412, 8581768, 8615906, 9629542, 10722308, 10896587, 11222312, 12592478, 14249383, 14672632, 15925781, 16398824, 17231812, 18236257, 19259084, 21444616, 21793174, 25184956, 28498766, 31851562, 34463624, 34847501, 36472514, 38518168, 43586348, 50369912, 56997532, 63703124, 69695002, 72945028, 81851107, 87172696, 113995064, 127406248, 139390004, 145890056, 163702214, 185241979, 207035153, 270738277, 278780008, 327404428, 370483958, 414070306, 541476554, 654808856, 740967916, 828140612, 1082953108, 1481935832, 1656281224, 2165906216, 3519597601, 7039195202, 14078390404, 28156780808]

約数ペア:

[(1, 28156780808), (2, 14078390404), (4, 7039195202), (8, 3519597601), (13, 2165906216), (17, 1656281224), (19, 1481935832), (26, 1082953108), (34, 828140612), (38, 740967916), (43, 654808856), (52, 541476554), (68, 414070306), (76, 370483958), (86, 327404428), (101, 278780008), (104, 270738277), (136, 207035153), (152, 185241979), (172, 163702214), (193, 145890056), (202, 139390004), (221, 127406248), (247, 113995064), (323, 87172696), (344, 81851107), (386, 72945028), (404, 69695002), (442, 63703124), (494, 56997532), (559, 50369912), (646, 43586348), (731, 38518168), (772, 36472514), (808, 34847501), (817, 34463624), (884, 31851562), (988, 28498766), (1118, 25184956), (1292, 21793174), (1313, 21444616), (1462, 19259084), (1544, 18236257), (1634, 17231812), (1717, 16398824), (1768, 15925781), (1919, 14672632), (1976, 14249383), (2236, 12592478), (2509, 11222312), (2584, 10896587), (2626, 10722308), (2924, 9629542), (3268, 8615906), (3281, 8581768), (3434, 8199412), (3667, 7678424), (3838, 7336316), (4199, 6705592), (4343, 6483256), (4472, 6296239), (5018, 5611156), (5252, 5361154), (5848, 4814771), (6536, 4307953), (6562, 4290884), (6868, 4099706), (7334, 3839212), (7676, 3668158), (8299, 3392792), (8398, 3352796), (8686, 3241628), (9503, 2962936), (10036, 2805578), (10504, 2680577), (10621, 2651048), (13124, 2145442), (13736, 2049853), (13889, 2027272), (14668, 1919606), (15352, 1834079), (16598, 1696396), (16796, 1676398), (17372, 1620814), (19006, 1481468), (19493, 1444456), (20072, 1402789), (21242, 1325524), (22321, 1261448), (24947, 1128664), (26248, 1072721), (27778, 1013636), (29336, 959803), (32623, 863096), (33196, 848198), (33592, 838199), (34744, 810407), (38012, 740734), (38986, 722228), (42484, 662762), (42653, 660136), (44642, 630724), (47671, 590648), (49894, 564332), (55556, 506818), (56459, 498712), (62339, 451672), (65246, 431548), (66392, 424099), (73831, 381368), (76024, 370367), (77972, 361114), (82517, 341224), (84968, 331381), (85306, 330068), (89284, 315362), (95342, 295324), (99788, 282166), (107887, 260984), (111112, 253409), (112918, 249356), (124678, 225836), (130492, 215774), (141083, 199576), (147662, 190684), (155944, 180557), (157681, 178568), (165034, 170612)]