108997140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{259517}}^1$

素因数の和:259536

約数の個数: 48

約数和(自身を含む): 348792192

約数和(自身を除く): 239795052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 259517, 519034, 778551, 1038068, 1297585, 1557102, 1816619, 2595170, 3114204, 3633238, 3892755, 5190340, 5449857, 7266476, 7785510, 9083095, 10899714, 15571020, 18166190, 21799428, 27249285, 36332380, 54498570, 108997140]

約数ペア:

[(1, 108997140), (2, 54498570), (3, 36332380), (4, 27249285), (5, 21799428), (6, 18166190), (7, 15571020), (10, 10899714), (12, 9083095), (14, 7785510), (15, 7266476), (20, 5449857), (21, 5190340), (28, 3892755), (30, 3633238), (35, 3114204), (42, 2595170), (60, 1816619), (70, 1557102), (84, 1297585), (105, 1038068), (140, 778551), (210, 519034), (420, 259517)]