208983040

素因数分解:

$2^{10}\times 5^1\times 7^4\times {\mathrm{17}}^1$

素因数の和:70

約数の個数: 220

約数和(自身を含む): 619233876

約数和(自身を除く): 410250836

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 128, 136, 140, 160, 170, 196, 224, 238, 245, 256, 272, 280, 320, 340, 343, 392, 448, 476, 490, 512, 544, 560, 595, 640, 680, 686, 784, 833, 896, 952, 980, 1024, 1088, 1120, 1190, 1280, 1360, 1372, 1568, 1666, 1715, 1792, 1904, 1960, 2176, 2240, 2380, 2401, 2560, 2720, 2744, 3136, 3332, 3430, 3584, 3808, 3920, 4165, 4352, 4480, 4760, 4802, 5120, 5440, 5488, 5831, 6272, 6664, 6860, 7168, 7616, 7840, 8330, 8704, 8960, 9520, 9604, 10880, 10976, 11662, 12005, 12544, 13328, 13720, 15232, 15680, 16660, 17408, 17920, 19040, 19208, 21760, 21952, 23324, 24010, 25088, 26656, 27440, 29155, 30464, 31360, 33320, 35840, 38080, 38416, 40817, 43520, 43904, 46648, 48020, 50176, 53312, 54880, 58310, 60928, 62720, 66640, 76160, 76832, 81634, 87040, 87808, 93296, 96040, 106624, 109760, 116620, 121856, 125440, 133280, 152320, 153664, 163268, 175616, 186592, 192080, 204085, 213248, 219520, 233240, 250880, 266560, 304640, 307328, 326536, 351232, 373184, 384160, 408170, 426496, 439040, 466480, 533120, 609280, 614656, 653072, 746368, 768320, 816340, 852992, 878080, 932960, 1066240, 1229312, 1306144, 1492736, 1536640, 1632680, 1756160, 1865920, 2132480, 2458624, 2612288, 2985472, 3073280, 3265360, 3731840, 4264960, 5224576, 5970944, 6146560, 6530720, 7463680, 10449152, 12293120, 13061440, 14927360, 20898304, 26122880, 29854720, 41796608, 52245760, 104491520, 208983040]

約数ペア:

[(1, 208983040), (2, 104491520), (4, 52245760), (5, 41796608), (7, 29854720), (8, 26122880), (10, 20898304), (14, 14927360), (16, 13061440), (17, 12293120), (20, 10449152), (28, 7463680), (32, 6530720), (34, 6146560), (35, 5970944), (40, 5224576), (49, 4264960), (56, 3731840), (64, 3265360), (68, 3073280), (70, 2985472), (80, 2612288), (85, 2458624), (98, 2132480), (112, 1865920), (119, 1756160), (128, 1632680), (136, 1536640), (140, 1492736), (160, 1306144), (170, 1229312), (196, 1066240), (224, 932960), (238, 878080), (245, 852992), (256, 816340), (272, 768320), (280, 746368), (320, 653072), (340, 614656), (343, 609280), (392, 533120), (448, 466480), (476, 439040), (490, 426496), (512, 408170), (544, 384160), (560, 373184), (595, 351232), (640, 326536), (680, 307328), (686, 304640), (784, 266560), (833, 250880), (896, 233240), (952, 219520), (980, 213248), (1024, 204085), (1088, 192080), (1120, 186592), (1190, 175616), (1280, 163268), (1360, 153664), (1372, 152320), (1568, 133280), (1666, 125440), (1715, 121856), (1792, 116620), (1904, 109760), (1960, 106624), (2176, 96040), (2240, 93296), (2380, 87808), (2401, 87040), (2560, 81634), (2720, 76832), (2744, 76160), (3136, 66640), (3332, 62720), (3430, 60928), (3584, 58310), (3808, 54880), (3920, 53312), (4165, 50176), (4352, 48020), (4480, 46648), (4760, 43904), (4802, 43520), (5120, 40817), (5440, 38416), (5488, 38080), (5831, 35840), (6272, 33320), (6664, 31360), (6860, 30464), (7168, 29155), (7616, 27440), (7840, 26656), (8330, 25088), (8704, 24010), (8960, 23324), (9520, 21952), (9604, 21760), (10880, 19208), (10976, 19040), (11662, 17920), (12005, 17408), (12544, 16660), (13328, 15680), (13720, 15232)]