68474880

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{743}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 237641040

約数和(自身を除く): 169166160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 743, 768, 960, 1024, 1152, 1280, 1440, 1486, 1536, 1920, 2048, 2229, 2304, 2560, 2880, 2972, 3072, 3715, 3840, 4458, 4608, 5120, 5760, 5944, 6144, 6687, 7430, 7680, 8916, 9216, 10240, 11145, 11520, 11888, 13374, 14860, 15360, 17832, 18432, 22290, 23040, 23776, 26748, 29720, 30720, 33435, 35664, 44580, 46080, 47552, 53496, 59440, 66870, 71328, 89160, 92160, 95104, 106992, 118880, 133740, 142656, 178320, 190208, 213984, 237760, 267480, 285312, 356640, 380416, 427968, 475520, 534960, 570624, 713280, 760832, 855936, 951040, 1069920, 1141248, 1426560, 1521664, 1711872, 1902080, 2139840, 2282496, 2853120, 3423744, 3804160, 4279680, 4564992, 5706240, 6847488, 7608320, 8559360, 11412480, 13694976, 17118720, 22824960, 34237440, 68474880]

約数ペア:

[(1, 68474880), (2, 34237440), (3, 22824960), (4, 17118720), (5, 13694976), (6, 11412480), (8, 8559360), (9, 7608320), (10, 6847488), (12, 5706240), (15, 4564992), (16, 4279680), (18, 3804160), (20, 3423744), (24, 2853120), (30, 2282496), (32, 2139840), (36, 1902080), (40, 1711872), (45, 1521664), (48, 1426560), (60, 1141248), (64, 1069920), (72, 951040), (80, 855936), (90, 760832), (96, 713280), (120, 570624), (128, 534960), (144, 475520), (160, 427968), (180, 380416), (192, 356640), (240, 285312), (256, 267480), (288, 237760), (320, 213984), (360, 190208), (384, 178320), (480, 142656), (512, 133740), (576, 118880), (640, 106992), (720, 95104), (743, 92160), (768, 89160), (960, 71328), (1024, 66870), (1152, 59440), (1280, 53496), (1440, 47552), (1486, 46080), (1536, 44580), (1920, 35664), (2048, 33435), (2229, 30720), (2304, 29720), (2560, 26748), (2880, 23776), (2972, 23040), (3072, 22290), (3715, 18432), (3840, 17832), (4458, 15360), (4608, 14860), (5120, 13374), (5760, 11888), (5944, 11520), (6144, 11145), (6687, 10240), (7430, 9216), (7680, 8916)]