138416640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 160

約数和(自身を含む): 450774720

約数和(自身を除く): 312358080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 269, 320, 335, 384, 402, 480, 512, 536, 538, 640, 670, 768, 804, 807, 960, 1005, 1072, 1076, 1280, 1340, 1345, 1536, 1608, 1614, 1920, 2010, 2144, 2152, 2560, 2680, 2690, 3216, 3228, 3840, 4020, 4035, 4288, 4304, 5360, 5380, 6432, 6456, 7680, 8040, 8070, 8576, 8608, 10720, 10760, 12864, 12912, 16080, 16140, 17152, 17216, 18023, 21440, 21520, 25728, 25824, 32160, 32280, 34304, 34432, 36046, 42880, 43040, 51456, 51648, 54069, 64320, 64560, 68864, 72092, 85760, 86080, 90115, 102912, 103296, 108138, 128640, 129120, 137728, 144184, 171520, 172160, 180230, 206592, 216276, 257280, 258240, 270345, 288368, 344320, 360460, 413184, 432552, 514560, 516480, 540690, 576736, 688640, 720920, 865104, 1032960, 1081380, 1153472, 1441840, 1730208, 2065920, 2162760, 2306944, 2883680, 3460416, 4325520, 4613888, 5767360, 6920832, 8651040, 9227776, 11534720, 13841664, 17302080, 23069440, 27683328, 34604160, 46138880, 69208320, 138416640]

約数ペア:

[(1, 138416640), (2, 69208320), (3, 46138880), (4, 34604160), (5, 27683328), (6, 23069440), (8, 17302080), (10, 13841664), (12, 11534720), (15, 9227776), (16, 8651040), (20, 6920832), (24, 5767360), (30, 4613888), (32, 4325520), (40, 3460416), (48, 2883680), (60, 2306944), (64, 2162760), (67, 2065920), (80, 1730208), (96, 1441840), (120, 1153472), (128, 1081380), (134, 1032960), (160, 865104), (192, 720920), (201, 688640), (240, 576736), (256, 540690), (268, 516480), (269, 514560), (320, 432552), (335, 413184), (384, 360460), (402, 344320), (480, 288368), (512, 270345), (536, 258240), (538, 257280), (640, 216276), (670, 206592), (768, 180230), (804, 172160), (807, 171520), (960, 144184), (1005, 137728), (1072, 129120), (1076, 128640), (1280, 108138), (1340, 103296), (1345, 102912), (1536, 90115), (1608, 86080), (1614, 85760), (1920, 72092), (2010, 68864), (2144, 64560), (2152, 64320), (2560, 54069), (2680, 51648), (2690, 51456), (3216, 43040), (3228, 42880), (3840, 36046), (4020, 34432), (4035, 34304), (4288, 32280), (4304, 32160), (5360, 25824), (5380, 25728), (6432, 21520), (6456, 21440), (7680, 18023), (8040, 17216), (8070, 17152), (8576, 16140), (8608, 16080), (10720, 12912), (10760, 12864)]