228657560

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^2\times {\mathrm{191}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 520179840

約数和(自身を除く): 291522280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 191, 346, 382, 692, 764, 865, 955, 1384, 1528, 1730, 1910, 3460, 3820, 6920, 7640, 29929, 33043, 59858, 66086, 119716, 132172, 149645, 165215, 239432, 264344, 299290, 330430, 598580, 660860, 1197160, 1321720, 5716439, 11432878, 22865756, 28582195, 45731512, 57164390, 114328780, 228657560]

約数ペア:

[(1, 228657560), (2, 114328780), (4, 57164390), (5, 45731512), (8, 28582195), (10, 22865756), (20, 11432878), (40, 5716439), (173, 1321720), (191, 1197160), (346, 660860), (382, 598580), (692, 330430), (764, 299290), (865, 264344), (955, 239432), (1384, 165215), (1528, 149645), (1730, 132172), (1910, 119716), (3460, 66086), (3820, 59858), (6920, 33043), (7640, 29929)]