1917388928

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 256

約数和(自身を含む): 5206602240

約数和(自身を除く): 3289213312

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 23, 26, 28, 32, 34, 46, 52, 56, 64, 68, 91, 92, 104, 112, 119, 128, 136, 161, 182, 184, 208, 221, 224, 238, 272, 299, 322, 364, 368, 391, 416, 421, 442, 448, 476, 544, 598, 644, 728, 736, 782, 832, 842, 884, 896, 952, 1088, 1196, 1288, 1456, 1472, 1547, 1564, 1664, 1684, 1768, 1904, 2093, 2176, 2392, 2576, 2737, 2912, 2944, 2947, 3094, 3128, 3368, 3536, 3808, 4186, 4784, 5083, 5152, 5473, 5474, 5824, 5894, 6188, 6256, 6736, 7072, 7157, 7616, 8372, 9568, 9683, 10166, 10304, 10946, 10948, 11648, 11788, 12376, 12512, 13472, 14144, 14314, 15232, 16744, 19136, 19366, 20332, 20608, 21892, 21896, 23576, 24752, 25024, 26944, 28288, 28628, 33488, 35581, 38272, 38311, 38732, 40664, 43784, 43792, 47152, 49504, 50048, 50099, 53888, 57256, 66976, 67781, 71162, 76622, 77464, 81328, 87568, 87584, 93041, 94304, 99008, 100198, 114512, 125879, 133952, 135562, 142324, 153244, 154928, 162656, 164611, 175136, 175168, 186082, 188608, 198016, 200396, 229024, 251758, 267904, 271124, 284648, 306488, 309856, 325312, 329222, 350272, 350336, 372164, 377216, 400792, 458048, 503516, 542248, 569296, 612976, 619712, 650624, 651287, 658444, 700544, 744328, 801584, 881153, 916096, 1007032, 1084496, 1138592, 1152277, 1225952, 1239424, 1302574, 1316888, 1488656, 1603168, 1762306, 2014064, 2139943, 2168992, 2277184, 2304554, 2451904, 2605148, 2633776, 2977312, 3206336, 3524612, 4028128, 4279886, 4337984, 4554368, 4609108, 4903808, 5210296, 5267552, 5954624, 6412672, 7049224, 8056256, 8559772, 8675968, 9218216, 10420592, 10535104, 11909248, 14098448, 14979601, 16112512, 17119544, 18436432, 20841184, 21070208, 28196896, 29959202, 34239088, 36872864, 41682368, 56393792, 59918404, 68478176, 73745728, 83364736, 112787584, 119836808, 136956352, 147491456, 239673616, 273912704, 479347232, 958694464, 1917388928]

約数ペア:

[(1, 1917388928), (2, 958694464), (4, 479347232), (7, 273912704), (8, 239673616), (13, 147491456), (14, 136956352), (16, 119836808), (17, 112787584), (23, 83364736), (26, 73745728), (28, 68478176), (32, 59918404), (34, 56393792), (46, 41682368), (52, 36872864), (56, 34239088), (64, 29959202), (68, 28196896), (91, 21070208), (92, 20841184), (104, 18436432), (112, 17119544), (119, 16112512), (128, 14979601), (136, 14098448), (161, 11909248), (182, 10535104), (184, 10420592), (208, 9218216), (221, 8675968), (224, 8559772), (238, 8056256), (272, 7049224), (299, 6412672), (322, 5954624), (364, 5267552), (368, 5210296), (391, 4903808), (416, 4609108), (421, 4554368), (442, 4337984), (448, 4279886), (476, 4028128), (544, 3524612), (598, 3206336), (644, 2977312), (728, 2633776), (736, 2605148), (782, 2451904), (832, 2304554), (842, 2277184), (884, 2168992), (896, 2139943), (952, 2014064), (1088, 1762306), (1196, 1603168), (1288, 1488656), (1456, 1316888), (1472, 1302574), (1547, 1239424), (1564, 1225952), (1664, 1152277), (1684, 1138592), (1768, 1084496), (1904, 1007032), (2093, 916096), (2176, 881153), (2392, 801584), (2576, 744328), (2737, 700544), (2912, 658444), (2944, 651287), (2947, 650624), (3094, 619712), (3128, 612976), (3368, 569296), (3536, 542248), (3808, 503516), (4186, 458048), (4784, 400792), (5083, 377216), (5152, 372164), (5473, 350336), (5474, 350272), (5824, 329222), (5894, 325312), (6188, 309856), (6256, 306488), (6736, 284648), (7072, 271124), (7157, 267904), (7616, 251758), (8372, 229024), (9568, 200396), (9683, 198016), (10166, 188608), (10304, 186082), (10946, 175168), (10948, 175136), (11648, 164611), (11788, 162656), (12376, 154928), (12512, 153244), (13472, 142324), (14144, 135562), (14314, 133952), (15232, 125879), (16744, 114512), (19136, 100198), (19366, 99008), (20332, 94304), (20608, 93041), (21892, 87584), (21896, 87568), (23576, 81328), (24752, 77464), (25024, 76622), (26944, 71162), (28288, 67781), (28628, 66976), (33488, 57256), (35581, 53888), (38272, 50099), (38311, 50048), (38732, 49504), (40664, 47152), (43784, 43792)]