76540520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{273359}}^1$

素因数の和:273377

約数の個数: 32

約数和(自身を含む): 196819200

約数和(自身を除く): 120278680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 273359, 546718, 1093436, 1366795, 1913513, 2186872, 2733590, 3827026, 5467180, 7654052, 9567565, 10934360, 15308104, 19135130, 38270260, 76540520]

約数ペア:

[(1, 76540520), (2, 38270260), (4, 19135130), (5, 15308104), (7, 10934360), (8, 9567565), (10, 7654052), (14, 5467180), (20, 3827026), (28, 2733590), (35, 2186872), (40, 1913513), (56, 1366795), (70, 1093436), (140, 546718), (280, 273359)]