26278320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 81994752

約数和(自身を除く): 55716432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 446, 491, 669, 892, 982, 1115, 1338, 1473, 1784, 1964, 2230, 2455, 2676, 2946, 3345, 3568, 3928, 4460, 4910, 5352, 5892, 6690, 7365, 7856, 8920, 9820, 10704, 11784, 13380, 14730, 17840, 19640, 23568, 26760, 29460, 39280, 53520, 58920, 109493, 117840, 218986, 328479, 437972, 547465, 656958, 875944, 1094930, 1313916, 1642395, 1751888, 2189860, 2627832, 3284790, 4379720, 5255664, 6569580, 8759440, 13139160, 26278320]

約数ペア:

[(1, 26278320), (2, 13139160), (3, 8759440), (4, 6569580), (5, 5255664), (6, 4379720), (8, 3284790), (10, 2627832), (12, 2189860), (15, 1751888), (16, 1642395), (20, 1313916), (24, 1094930), (30, 875944), (40, 656958), (48, 547465), (60, 437972), (80, 328479), (120, 218986), (223, 117840), (240, 109493), (446, 58920), (491, 53520), (669, 39280), (892, 29460), (982, 26760), (1115, 23568), (1338, 19640), (1473, 17840), (1784, 14730), (1964, 13380), (2230, 11784), (2455, 10704), (2676, 9820), (2946, 8920), (3345, 7856), (3568, 7365), (3928, 6690), (4460, 5892), (4910, 5352)]