766640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^2$

素因数の和:94

約数の個数: 60

約数和(自身を含む): 2093616

約数和(自身を除く): 1326976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1369, 1480, 2072, 2590, 2738, 2960, 4144, 5180, 5476, 6845, 9583, 10360, 10952, 13690, 19166, 20720, 21904, 27380, 38332, 47915, 54760, 76664, 95830, 109520, 153328, 191660, 383320, 766640]

約数ペア:

[(1, 766640), (2, 383320), (4, 191660), (5, 153328), (7, 109520), (8, 95830), (10, 76664), (14, 54760), (16, 47915), (20, 38332), (28, 27380), (35, 21904), (37, 20720), (40, 19166), (56, 13690), (70, 10952), (74, 10360), (80, 9583), (112, 6845), (140, 5476), (148, 5180), (185, 4144), (259, 2960), (280, 2738), (296, 2590), (370, 2072), (518, 1480), (560, 1369), (592, 1295), (740, 1036)]