238551040

素因数分解:

$2^{19}\times 5^1\times 7^1\times {\mathrm{13}}^1$

素因数の和:63

約数の個数: 160

約数和(自身を含む): 704642400

約数和(自身を除く): 466091360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 728, 832, 896, 910, 1024, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2048, 2080, 2240, 2560, 2912, 3328, 3584, 3640, 4096, 4160, 4480, 5120, 5824, 6656, 7168, 7280, 8192, 8320, 8960, 10240, 11648, 13312, 14336, 14560, 16384, 16640, 17920, 20480, 23296, 26624, 28672, 29120, 32768, 33280, 35840, 40960, 46592, 53248, 57344, 58240, 65536, 66560, 71680, 81920, 93184, 106496, 114688, 116480, 131072, 133120, 143360, 163840, 186368, 212992, 229376, 232960, 262144, 266240, 286720, 327680, 372736, 425984, 458752, 465920, 524288, 532480, 573440, 655360, 745472, 851968, 917504, 931840, 1064960, 1146880, 1310720, 1490944, 1703936, 1835008, 1863680, 2129920, 2293760, 2621440, 2981888, 3407872, 3670016, 3727360, 4259840, 4587520, 5963776, 6815744, 7454720, 8519680, 9175040, 11927552, 14909440, 17039360, 18350080, 23855104, 29818880, 34078720, 47710208, 59637760, 119275520, 238551040]

約数ペア:

[(1, 238551040), (2, 119275520), (4, 59637760), (5, 47710208), (7, 34078720), (8, 29818880), (10, 23855104), (13, 18350080), (14, 17039360), (16, 14909440), (20, 11927552), (26, 9175040), (28, 8519680), (32, 7454720), (35, 6815744), (40, 5963776), (52, 4587520), (56, 4259840), (64, 3727360), (65, 3670016), (70, 3407872), (80, 2981888), (91, 2621440), (104, 2293760), (112, 2129920), (128, 1863680), (130, 1835008), (140, 1703936), (160, 1490944), (182, 1310720), (208, 1146880), (224, 1064960), (256, 931840), (260, 917504), (280, 851968), (320, 745472), (364, 655360), (416, 573440), (448, 532480), (455, 524288), (512, 465920), (520, 458752), (560, 425984), (640, 372736), (728, 327680), (832, 286720), (896, 266240), (910, 262144), (1024, 232960), (1040, 229376), (1120, 212992), (1280, 186368), (1456, 163840), (1664, 143360), (1792, 133120), (1820, 131072), (2048, 116480), (2080, 114688), (2240, 106496), (2560, 93184), (2912, 81920), (3328, 71680), (3584, 66560), (3640, 65536), (4096, 58240), (4160, 57344), (4480, 53248), (5120, 46592), (5824, 40960), (6656, 35840), (7168, 33280), (7280, 32768), (8192, 29120), (8320, 28672), (8960, 26624), (10240, 23296), (11648, 20480), (13312, 17920), (14336, 16640), (14560, 16384)]