157428460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{863}}^1\times {\mathrm{1303}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 378556416

約数和(自身を除く): 221127956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 863, 1303, 1726, 2606, 3452, 4315, 5212, 6041, 6515, 8630, 9121, 12082, 13030, 17260, 18242, 24164, 26060, 30205, 36484, 45605, 60410, 91210, 120820, 182420, 1124489, 2248978, 4497956, 5622445, 7871423, 11244890, 15742846, 22489780, 31485692, 39357115, 78714230, 157428460]

約数ペア:

[(1, 157428460), (2, 78714230), (4, 39357115), (5, 31485692), (7, 22489780), (10, 15742846), (14, 11244890), (20, 7871423), (28, 5622445), (35, 4497956), (70, 2248978), (140, 1124489), (863, 182420), (1303, 120820), (1726, 91210), (2606, 60410), (3452, 45605), (4315, 36484), (5212, 30205), (6041, 26060), (6515, 24164), (8630, 18242), (9121, 17260), (12082, 13030)]