81884160

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{1777}}^1$

素因数の和:1808

約数の個数: 132

約数和(自身を含む): 283886148

約数和(自身を除く): 202001988

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, 768, 960, 1024, 1152, 1280, 1440, 1536, 1777, 1920, 2304, 2560, 2880, 3072, 3554, 3840, 4608, 5120, 5331, 5760, 7108, 7680, 8885, 9216, 10662, 11520, 14216, 15360, 15993, 17770, 21324, 23040, 26655, 28432, 31986, 35540, 42648, 46080, 53310, 56864, 63972, 71080, 79965, 85296, 106620, 113728, 127944, 142160, 159930, 170592, 213240, 227456, 255888, 284320, 319860, 341184, 426480, 454912, 511776, 568640, 639720, 682368, 852960, 909824, 1023552, 1137280, 1279440, 1364736, 1705920, 1819648, 2047104, 2274560, 2558880, 2729472, 3411840, 4094208, 4549120, 5117760, 5458944, 6823680, 8188416, 9098240, 10235520, 13647360, 16376832, 20471040, 27294720, 40942080, 81884160]

約数ペア:

[(1, 81884160), (2, 40942080), (3, 27294720), (4, 20471040), (5, 16376832), (6, 13647360), (8, 10235520), (9, 9098240), (10, 8188416), (12, 6823680), (15, 5458944), (16, 5117760), (18, 4549120), (20, 4094208), (24, 3411840), (30, 2729472), (32, 2558880), (36, 2274560), (40, 2047104), (45, 1819648), (48, 1705920), (60, 1364736), (64, 1279440), (72, 1137280), (80, 1023552), (90, 909824), (96, 852960), (120, 682368), (128, 639720), (144, 568640), (160, 511776), (180, 454912), (192, 426480), (240, 341184), (256, 319860), (288, 284320), (320, 255888), (360, 227456), (384, 213240), (480, 170592), (512, 159930), (576, 142160), (640, 127944), (720, 113728), (768, 106620), (960, 85296), (1024, 79965), (1152, 71080), (1280, 63972), (1440, 56864), (1536, 53310), (1777, 46080), (1920, 42648), (2304, 35540), (2560, 31986), (2880, 28432), (3072, 26655), (3554, 23040), (3840, 21324), (4608, 17770), (5120, 15993), (5331, 15360), (5760, 14216), (7108, 11520), (7680, 10662), (8885, 9216)]