69478020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{128663}}^1$

素因数の和:128681

約数の個数: 48

約数和(自身を含む): 216155520

約数和(自身を除く): 146677500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 128663, 257326, 385989, 514652, 643315, 771978, 1157967, 1286630, 1543956, 1929945, 2315934, 2573260, 3473901, 3859890, 4631868, 5789835, 6947802, 7719780, 11579670, 13895604, 17369505, 23159340, 34739010, 69478020]

約数ペア:

[(1, 69478020), (2, 34739010), (3, 23159340), (4, 17369505), (5, 13895604), (6, 11579670), (9, 7719780), (10, 6947802), (12, 5789835), (15, 4631868), (18, 3859890), (20, 3473901), (27, 2573260), (30, 2315934), (36, 1929945), (45, 1543956), (54, 1286630), (60, 1157967), (90, 771978), (108, 643315), (135, 514652), (180, 385989), (270, 257326), (540, 128663)]