1989053248

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:565

約数の個数: 224

約数和(自身を含む): 5243535360

約数和(自身を除く): 3254482112

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 31, 32, 46, 52, 56, 62, 64, 91, 92, 104, 112, 124, 161, 182, 184, 208, 217, 224, 248, 299, 322, 364, 368, 403, 416, 434, 448, 479, 496, 598, 644, 713, 728, 736, 806, 832, 868, 958, 992, 1196, 1288, 1426, 1456, 1472, 1612, 1736, 1916, 1984, 2093, 2392, 2576, 2821, 2852, 2912, 3224, 3353, 3472, 3832, 4186, 4784, 4991, 5152, 5642, 5704, 5824, 6227, 6448, 6706, 6944, 7664, 8372, 9269, 9568, 9982, 10304, 11017, 11284, 11408, 12454, 12896, 13412, 13888, 14849, 15328, 16744, 18538, 19136, 19964, 22034, 22568, 22816, 24908, 25792, 26824, 29698, 30656, 33488, 37076, 39928, 43589, 44068, 45136, 45632, 49816, 53648, 59396, 64883, 66976, 74152, 77119, 79856, 87178, 88136, 90272, 99632, 103943, 107296, 118792, 129766, 133952, 143221, 148304, 154238, 159712, 174356, 176272, 180544, 193037, 199264, 207886, 214592, 237584, 259532, 286442, 296608, 308476, 319424, 341527, 348712, 352544, 386074, 398528, 415772, 475168, 519064, 572884, 593216, 616952, 683054, 697424, 705088, 772148, 831544, 950336, 1002547, 1038128, 1145768, 1233904, 1351259, 1366108, 1394848, 1544296, 1663088, 2005094, 2076256, 2291536, 2390689, 2467808, 2702518, 2732216, 2789696, 3088592, 3326176, 4010188, 4152512, 4439851, 4583072, 4781378, 4935616, 5405036, 5464432, 6177184, 6652352, 8020376, 8879702, 9166144, 9562756, 10810072, 10928864, 12354368, 16040752, 17759404, 19125512, 21620144, 21857728, 31078957, 32081504, 35518808, 38251024, 43240288, 62157914, 64163008, 71037616, 76502048, 86480576, 124315828, 142075232, 153004096, 248631656, 284150464, 497263312, 994526624, 1989053248]

約数ペア:

[(1, 1989053248), (2, 994526624), (4, 497263312), (7, 284150464), (8, 248631656), (13, 153004096), (14, 142075232), (16, 124315828), (23, 86480576), (26, 76502048), (28, 71037616), (31, 64163008), (32, 62157914), (46, 43240288), (52, 38251024), (56, 35518808), (62, 32081504), (64, 31078957), (91, 21857728), (92, 21620144), (104, 19125512), (112, 17759404), (124, 16040752), (161, 12354368), (182, 10928864), (184, 10810072), (208, 9562756), (217, 9166144), (224, 8879702), (248, 8020376), (299, 6652352), (322, 6177184), (364, 5464432), (368, 5405036), (403, 4935616), (416, 4781378), (434, 4583072), (448, 4439851), (479, 4152512), (496, 4010188), (598, 3326176), (644, 3088592), (713, 2789696), (728, 2732216), (736, 2702518), (806, 2467808), (832, 2390689), (868, 2291536), (958, 2076256), (992, 2005094), (1196, 1663088), (1288, 1544296), (1426, 1394848), (1456, 1366108), (1472, 1351259), (1612, 1233904), (1736, 1145768), (1916, 1038128), (1984, 1002547), (2093, 950336), (2392, 831544), (2576, 772148), (2821, 705088), (2852, 697424), (2912, 683054), (3224, 616952), (3353, 593216), (3472, 572884), (3832, 519064), (4186, 475168), (4784, 415772), (4991, 398528), (5152, 386074), (5642, 352544), (5704, 348712), (5824, 341527), (6227, 319424), (6448, 308476), (6706, 296608), (6944, 286442), (7664, 259532), (8372, 237584), (9269, 214592), (9568, 207886), (9982, 199264), (10304, 193037), (11017, 180544), (11284, 176272), (11408, 174356), (12454, 159712), (12896, 154238), (13412, 148304), (13888, 143221), (14849, 133952), (15328, 129766), (16744, 118792), (18538, 107296), (19136, 103943), (19964, 99632), (22034, 90272), (22568, 88136), (22816, 87178), (24908, 79856), (25792, 77119), (26824, 74152), (29698, 66976), (30656, 64883), (33488, 59396), (37076, 53648), (39928, 49816), (43589, 45632), (44068, 45136)]