220061072

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{178621}}^1$

素因数の和:178647

約数の個数: 40

約数和(自身を含む): 531579072

約数和(自身を除く): 311518000

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 178621, 357242, 714484, 1250347, 1428968, 1964831, 2500694, 2857936, 3929662, 5001388, 7859324, 10002776, 13753817, 15718648, 20005552, 27507634, 31437296, 55015268, 110030536, 220061072]

約数ペア:

[(1, 220061072), (2, 110030536), (4, 55015268), (7, 31437296), (8, 27507634), (11, 20005552), (14, 15718648), (16, 13753817), (22, 10002776), (28, 7859324), (44, 5001388), (56, 3929662), (77, 2857936), (88, 2500694), (112, 1964831), (154, 1428968), (176, 1250347), (308, 714484), (616, 357242), (1232, 178621)]