315761520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1315673}}^1$

素因数の和:1315689

約数の個数: 40

約数和(自身を含む): 978861456

約数和(自身を除く): 663099936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1315673, 2631346, 3947019, 5262692, 6578365, 7894038, 10525384, 13156730, 15788076, 19735095, 21050768, 26313460, 31576152, 39470190, 52626920, 63152304, 78940380, 105253840, 157880760, 315761520]

約数ペア:

[(1, 315761520), (2, 157880760), (3, 105253840), (4, 78940380), (5, 63152304), (6, 52626920), (8, 39470190), (10, 31576152), (12, 26313460), (15, 21050768), (16, 19735095), (20, 15788076), (24, 13156730), (30, 10525384), (40, 7894038), (48, 6578365), (60, 5262692), (80, 3947019), (120, 2631346), (240, 1315673)]