1270790720

素因数分解:

$2^6\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{2281}}^1$

素因数の和:4039

約数の個数: 56

約数和(自身を含む): 3029135928

約数和(自身を除く): 1758345208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1741, 2281, 3482, 4562, 6964, 8705, 9124, 11405, 13928, 17410, 18248, 22810, 27856, 34820, 36496, 45620, 55712, 69640, 72992, 91240, 111424, 139280, 145984, 182480, 278560, 364960, 557120, 729920, 3971221, 7942442, 15884884, 19856105, 31769768, 39712210, 63539536, 79424420, 127079072, 158848840, 254158144, 317697680, 635395360, 1270790720]

約数ペア:

[(1, 1270790720), (2, 635395360), (4, 317697680), (5, 254158144), (8, 158848840), (10, 127079072), (16, 79424420), (20, 63539536), (32, 39712210), (40, 31769768), (64, 19856105), (80, 15884884), (160, 7942442), (320, 3971221), (1741, 729920), (2281, 557120), (3482, 364960), (4562, 278560), (6964, 182480), (8705, 145984), (9124, 139280), (11405, 111424), (13928, 91240), (17410, 72992), (18248, 69640), (22810, 55712), (27856, 45620), (34820, 36496)]