284999680

素因数分解:

$2^{14}\times 5^1\times 7^2\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 180

約数和(自身を含む): 806854608

約数和(自身を除く): 521854928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 128, 140, 142, 160, 196, 224, 245, 256, 280, 284, 320, 355, 392, 448, 490, 497, 512, 560, 568, 640, 710, 784, 896, 980, 994, 1024, 1120, 1136, 1280, 1420, 1568, 1792, 1960, 1988, 2048, 2240, 2272, 2485, 2560, 2840, 3136, 3479, 3584, 3920, 3976, 4096, 4480, 4544, 4970, 5120, 5680, 6272, 6958, 7168, 7840, 7952, 8192, 8960, 9088, 9940, 10240, 11360, 12544, 13916, 14336, 15680, 15904, 16384, 17395, 17920, 18176, 19880, 20480, 22720, 25088, 27832, 28672, 31360, 31808, 34790, 35840, 36352, 39760, 40960, 45440, 50176, 55664, 57344, 62720, 63616, 69580, 71680, 72704, 79520, 81920, 90880, 100352, 111328, 114688, 125440, 127232, 139160, 143360, 145408, 159040, 181760, 200704, 222656, 250880, 254464, 278320, 286720, 290816, 318080, 363520, 401408, 445312, 501760, 508928, 556640, 573440, 581632, 636160, 727040, 802816, 890624, 1003520, 1017856, 1113280, 1163264, 1272320, 1454080, 1781248, 2007040, 2035712, 2226560, 2544640, 2908160, 3562496, 4014080, 4071424, 4453120, 5089280, 5816320, 7124992, 8142848, 8906240, 10178560, 14249984, 17812480, 20357120, 28499968, 35624960, 40714240, 56999936, 71249920, 142499840, 284999680]

約数ペア:

[(1, 284999680), (2, 142499840), (4, 71249920), (5, 56999936), (7, 40714240), (8, 35624960), (10, 28499968), (14, 20357120), (16, 17812480), (20, 14249984), (28, 10178560), (32, 8906240), (35, 8142848), (40, 7124992), (49, 5816320), (56, 5089280), (64, 4453120), (70, 4071424), (71, 4014080), (80, 3562496), (98, 2908160), (112, 2544640), (128, 2226560), (140, 2035712), (142, 2007040), (160, 1781248), (196, 1454080), (224, 1272320), (245, 1163264), (256, 1113280), (280, 1017856), (284, 1003520), (320, 890624), (355, 802816), (392, 727040), (448, 636160), (490, 581632), (497, 573440), (512, 556640), (560, 508928), (568, 501760), (640, 445312), (710, 401408), (784, 363520), (896, 318080), (980, 290816), (994, 286720), (1024, 278320), (1120, 254464), (1136, 250880), (1280, 222656), (1420, 200704), (1568, 181760), (1792, 159040), (1960, 145408), (1988, 143360), (2048, 139160), (2240, 127232), (2272, 125440), (2485, 114688), (2560, 111328), (2840, 100352), (3136, 90880), (3479, 81920), (3584, 79520), (3920, 72704), (3976, 71680), (4096, 69580), (4480, 63616), (4544, 62720), (4970, 57344), (5120, 55664), (5680, 50176), (6272, 45440), (6958, 40960), (7168, 39760), (7840, 36352), (7952, 35840), (8192, 34790), (8960, 31808), (9088, 31360), (9940, 28672), (10240, 27832), (11360, 25088), (12544, 22720), (13916, 20480), (14336, 19880), (15680, 18176), (15904, 17920), (16384, 17395)]