168465920

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 240

約数和(自身を含む): 503807040

約数和(自身を除く): 335341120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 79, 80, 85, 98, 112, 119, 128, 136, 140, 158, 160, 170, 196, 224, 238, 245, 256, 272, 280, 316, 320, 340, 392, 395, 448, 476, 490, 512, 544, 553, 560, 595, 632, 640, 680, 784, 790, 833, 896, 952, 980, 1088, 1106, 1120, 1190, 1264, 1280, 1343, 1360, 1568, 1580, 1666, 1792, 1904, 1960, 2176, 2212, 2240, 2380, 2528, 2560, 2686, 2720, 2765, 3136, 3160, 3332, 3584, 3808, 3871, 3920, 4165, 4352, 4424, 4480, 4760, 5056, 5372, 5440, 5530, 6272, 6320, 6664, 6715, 7616, 7742, 7840, 8330, 8704, 8848, 8960, 9401, 9520, 10112, 10744, 10880, 11060, 12544, 12640, 13328, 13430, 15232, 15484, 15680, 16660, 17696, 17920, 18802, 19040, 19355, 20224, 21488, 21760, 22120, 25088, 25280, 26656, 26860, 30464, 30968, 31360, 33320, 35392, 37604, 38080, 38710, 40448, 42976, 43520, 44240, 47005, 50560, 53312, 53720, 60928, 61936, 62720, 65807, 66640, 70784, 75208, 76160, 77420, 85952, 88480, 94010, 101120, 106624, 107440, 123872, 125440, 131614, 133280, 141568, 150416, 152320, 154840, 171904, 176960, 188020, 202240, 213248, 214880, 247744, 263228, 266560, 283136, 300832, 304640, 309680, 329035, 343808, 353920, 376040, 426496, 429760, 495488, 526456, 533120, 601664, 619360, 658070, 687616, 707840, 752080, 859520, 990976, 1052912, 1066240, 1203328, 1238720, 1316140, 1415680, 1504160, 1719040, 1981952, 2105824, 2132480, 2406656, 2477440, 2632280, 3008320, 3438080, 4211648, 4813312, 4954880, 5264560, 6016640, 8423296, 9909760, 10529120, 12033280, 16846592, 21058240, 24066560, 33693184, 42116480, 84232960, 168465920]

約数ペア:

[(1, 168465920), (2, 84232960), (4, 42116480), (5, 33693184), (7, 24066560), (8, 21058240), (10, 16846592), (14, 12033280), (16, 10529120), (17, 9909760), (20, 8423296), (28, 6016640), (32, 5264560), (34, 4954880), (35, 4813312), (40, 4211648), (49, 3438080), (56, 3008320), (64, 2632280), (68, 2477440), (70, 2406656), (79, 2132480), (80, 2105824), (85, 1981952), (98, 1719040), (112, 1504160), (119, 1415680), (128, 1316140), (136, 1238720), (140, 1203328), (158, 1066240), (160, 1052912), (170, 990976), (196, 859520), (224, 752080), (238, 707840), (245, 687616), (256, 658070), (272, 619360), (280, 601664), (316, 533120), (320, 526456), (340, 495488), (392, 429760), (395, 426496), (448, 376040), (476, 353920), (490, 343808), (512, 329035), (544, 309680), (553, 304640), (560, 300832), (595, 283136), (632, 266560), (640, 263228), (680, 247744), (784, 214880), (790, 213248), (833, 202240), (896, 188020), (952, 176960), (980, 171904), (1088, 154840), (1106, 152320), (1120, 150416), (1190, 141568), (1264, 133280), (1280, 131614), (1343, 125440), (1360, 123872), (1568, 107440), (1580, 106624), (1666, 101120), (1792, 94010), (1904, 88480), (1960, 85952), (2176, 77420), (2212, 76160), (2240, 75208), (2380, 70784), (2528, 66640), (2560, 65807), (2686, 62720), (2720, 61936), (2765, 60928), (3136, 53720), (3160, 53312), (3332, 50560), (3584, 47005), (3808, 44240), (3871, 43520), (3920, 42976), (4165, 40448), (4352, 38710), (4424, 38080), (4480, 37604), (4760, 35392), (5056, 33320), (5372, 31360), (5440, 30968), (5530, 30464), (6272, 26860), (6320, 26656), (6664, 25280), (6715, 25088), (7616, 22120), (7742, 21760), (7840, 21488), (8330, 20224), (8704, 19355), (8848, 19040), (8960, 18802), (9401, 17920), (9520, 17696), (10112, 16660), (10744, 15680), (10880, 15484), (11060, 15232), (12544, 13430), (12640, 13328)]