128302260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2138371}}^1$

素因数の和:2138383

約数の個数: 24

約数和(自身を含む): 359246496

約数和(自身を除く): 230944236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2138371, 4276742, 6415113, 8553484, 10691855, 12830226, 21383710, 25660452, 32075565, 42767420, 64151130, 128302260]

約数ペア:

[(1, 128302260), (2, 64151130), (3, 42767420), (4, 32075565), (5, 25660452), (6, 21383710), (10, 12830226), (12, 10691855), (15, 8553484), (20, 6415113), (30, 4276742), (60, 2138371)]