381110720

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27697}}^1$

素因数の和:27757

約数の個数: 56

約数和(自身を含む): 928658544

約数和(自身を除く): 547547824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 6880, 13760, 27697, 55394, 110788, 138485, 221576, 276970, 443152, 553940, 886304, 1107880, 1190971, 1772608, 2215760, 2381942, 4431520, 4763884, 5954855, 8863040, 9527768, 11909710, 19055536, 23819420, 38111072, 47638840, 76222144, 95277680, 190555360, 381110720]

約数ペア:

[(1, 381110720), (2, 190555360), (4, 95277680), (5, 76222144), (8, 47638840), (10, 38111072), (16, 23819420), (20, 19055536), (32, 11909710), (40, 9527768), (43, 8863040), (64, 5954855), (80, 4763884), (86, 4431520), (160, 2381942), (172, 2215760), (215, 1772608), (320, 1190971), (344, 1107880), (430, 886304), (688, 553940), (860, 443152), (1376, 276970), (1720, 221576), (2752, 138485), (3440, 110788), (6880, 55394), (13760, 27697)]