991938168

素因数分解:

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

素因数の和:271

約数の個数: 288

約数和(自身を含む): 3251866800

約数和(自身を除く): 2259928632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 19, 24, 26, 34, 36, 38, 39, 51, 52, 57, 68, 72, 76, 78, 102, 104, 114, 117, 136, 152, 153, 156, 171, 193, 204, 221, 228, 234, 247, 289, 306, 312, 323, 342, 386, 408, 442, 456, 468, 494, 578, 579, 612, 646, 663, 684, 741, 772, 867, 884, 936, 969, 988, 1156, 1158, 1224, 1292, 1326, 1368, 1482, 1544, 1734, 1737, 1768, 1938, 1976, 1989, 2223, 2312, 2316, 2509, 2584, 2601, 2652, 2907, 2964, 3281, 3468, 3474, 3667, 3757, 3876, 3978, 4199, 4446, 4632, 5018, 5202, 5304, 5491, 5814, 5928, 6562, 6936, 6948, 7334, 7514, 7527, 7752, 7956, 8398, 8892, 9843, 10036, 10404, 10982, 11001, 11271, 11628, 12597, 13124, 13896, 14668, 15028, 15054, 15912, 16473, 16796, 17784, 19686, 20072, 20808, 21964, 22002, 22542, 22581, 23256, 25194, 26248, 29336, 29529, 30056, 30108, 32946, 33003, 33592, 33813, 37791, 39372, 42653, 43928, 44004, 45084, 45162, 47671, 49419, 50388, 55777, 59058, 60216, 62339, 65892, 66006, 67626, 71383, 75582, 78744, 85306, 88008, 90168, 90324, 95342, 98838, 100776, 111554, 118116, 124678, 127959, 131784, 132012, 135252, 142766, 143013, 151164, 167331, 170612, 180648, 187017, 190684, 197676, 214149, 223108, 236232, 249356, 255918, 264024, 270504, 285532, 286026, 302328, 334662, 341224, 374034, 381368, 383877, 395352, 428298, 429039, 446216, 498712, 501993, 511836, 561051, 571064, 572052, 642447, 669324, 725101, 748068, 767754, 810407, 856596, 858078, 1003986, 1023672, 1059763, 1122102, 1144104, 1284894, 1338648, 1450202, 1496136, 1535508, 1620814, 1713192, 1716156, 2007972, 2119526, 2175303, 2244204, 2431221, 2569788, 2900404, 3071016, 3179289, 3241628, 3432312, 4015944, 4239052, 4350606, 4488408, 4862442, 5139576, 5800808, 6358578, 6483256, 6525909, 7293663, 8478104, 8701212, 9537867, 9724884, 12717156, 13051818, 13776919, 14587326, 17402424, 19075734, 19449768, 25434312, 26103636, 27553838, 29174652, 38151468, 41330757, 52207272, 55107676, 58349304, 76302936, 82661514, 110215352, 123992271, 165323028, 247984542, 330646056, 495969084, 991938168]

約数ペア:

[(1, 991938168), (2, 495969084), (3, 330646056), (4, 247984542), (6, 165323028), (8, 123992271), (9, 110215352), (12, 82661514), (13, 76302936), (17, 58349304), (18, 55107676), (19, 52207272), (24, 41330757), (26, 38151468), (34, 29174652), (36, 27553838), (38, 26103636), (39, 25434312), (51, 19449768), (52, 19075734), (57, 17402424), (68, 14587326), (72, 13776919), (76, 13051818), (78, 12717156), (102, 9724884), (104, 9537867), (114, 8701212), (117, 8478104), (136, 7293663), (152, 6525909), (153, 6483256), (156, 6358578), (171, 5800808), (193, 5139576), (204, 4862442), (221, 4488408), (228, 4350606), (234, 4239052), (247, 4015944), (289, 3432312), (306, 3241628), (312, 3179289), (323, 3071016), (342, 2900404), (386, 2569788), (408, 2431221), (442, 2244204), (456, 2175303), (468, 2119526), (494, 2007972), (578, 1716156), (579, 1713192), (612, 1620814), (646, 1535508), (663, 1496136), (684, 1450202), (741, 1338648), (772, 1284894), (867, 1144104), (884, 1122102), (936, 1059763), (969, 1023672), (988, 1003986), (1156, 858078), (1158, 856596), (1224, 810407), (1292, 767754), (1326, 748068), (1368, 725101), (1482, 669324), (1544, 642447), (1734, 572052), (1737, 571064), (1768, 561051), (1938, 511836), (1976, 501993), (1989, 498712), (2223, 446216), (2312, 429039), (2316, 428298), (2509, 395352), (2584, 383877), (2601, 381368), (2652, 374034), (2907, 341224), (2964, 334662), (3281, 302328), (3468, 286026), (3474, 285532), (3667, 270504), (3757, 264024), (3876, 255918), (3978, 249356), (4199, 236232), (4446, 223108), (4632, 214149), (5018, 197676), (5202, 190684), (5304, 187017), (5491, 180648), (5814, 170612), (5928, 167331), (6562, 151164), (6936, 143013), (6948, 142766), (7334, 135252), (7514, 132012), (7527, 131784), (7752, 127959), (7956, 124678), (8398, 118116), (8892, 111554), (9843, 100776), (10036, 98838), (10404, 95342), (10982, 90324), (11001, 90168), (11271, 88008), (11628, 85306), (12597, 78744), (13124, 75582), (13896, 71383), (14668, 67626), (15028, 66006), (15054, 65892), (15912, 62339), (16473, 60216), (16796, 59058), (17784, 55777), (19686, 50388), (20072, 49419), (20808, 47671), (21964, 45162), (22002, 45084), (22542, 44004), (22581, 43928), (23256, 42653), (25194, 39372), (26248, 37791), (29336, 33813), (29529, 33592), (30056, 33003), (30108, 32946)]