146945720

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{23399}}^1$

素因数の和:23567

約数の個数: 32

約数和(自身を含む): 332748000

約数和(自身を除く): 185802280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 23399, 46798, 93596, 116995, 187192, 233990, 467980, 935960, 3673643, 7347286, 14694572, 18368215, 29389144, 36736430, 73472860, 146945720]

約数ペア:

[(1, 146945720), (2, 73472860), (4, 36736430), (5, 29389144), (8, 18368215), (10, 14694572), (20, 7347286), (40, 3673643), (157, 935960), (314, 467980), (628, 233990), (785, 187192), (1256, 116995), (1570, 93596), (3140, 46798), (6280, 23399)]