656405520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2735023}}^1$

素因数の和:2735039

約数の個数: 40

約数和(自身を含む): 2034857856

約数和(自身を除く): 1378452336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2735023, 5470046, 8205069, 10940092, 13675115, 16410138, 21880184, 27350230, 32820276, 41025345, 43760368, 54700460, 65640552, 82050690, 109400920, 131281104, 164101380, 218801840, 328202760, 656405520]

約数ペア:

[(1, 656405520), (2, 328202760), (3, 218801840), (4, 164101380), (5, 131281104), (6, 109400920), (8, 82050690), (10, 65640552), (12, 54700460), (15, 43760368), (16, 41025345), (20, 32820276), (24, 27350230), (30, 21880184), (40, 16410138), (48, 13675115), (60, 10940092), (80, 8205069), (120, 5470046), (240, 2735023)]