1256379720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10469831}}^1$

素因数の和:10469845

約数の個数: 32

約数和(自身を含む): 3769139520

約数和(自身を除く): 2512759800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10469831, 20939662, 31409493, 41879324, 52349155, 62818986, 83758648, 104698310, 125637972, 157047465, 209396620, 251275944, 314094930, 418793240, 628189860, 1256379720]

約数ペア:

[(1, 1256379720), (2, 628189860), (3, 418793240), (4, 314094930), (5, 251275944), (6, 209396620), (8, 157047465), (10, 125637972), (12, 104698310), (15, 83758648), (20, 62818986), (24, 52349155), (30, 41879324), (40, 31409493), (60, 20939662), (120, 10469831)]