71857320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2131}}^1$

素因数の和:2426

約数の個数: 64

約数和(自身を含む): 216440640

約数和(自身を除く): 144583320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2131, 2248, 2810, 3372, 4215, 4262, 5620, 6393, 6744, 8430, 8524, 10655, 11240, 12786, 16860, 17048, 21310, 25572, 31965, 33720, 42620, 51144, 63930, 85240, 127860, 255720, 598811, 1197622, 1796433, 2395244, 2994055, 3592866, 4790488, 5988110, 7185732, 8982165, 11976220, 14371464, 17964330, 23952440, 35928660, 71857320]

約数ペア:

[(1, 71857320), (2, 35928660), (3, 23952440), (4, 17964330), (5, 14371464), (6, 11976220), (8, 8982165), (10, 7185732), (12, 5988110), (15, 4790488), (20, 3592866), (24, 2994055), (30, 2395244), (40, 1796433), (60, 1197622), (120, 598811), (281, 255720), (562, 127860), (843, 85240), (1124, 63930), (1405, 51144), (1686, 42620), (2131, 33720), (2248, 31965), (2810, 25572), (3372, 21310), (4215, 17048), (4262, 16860), (5620, 12786), (6393, 11240), (6744, 10655), (8430, 8524)]