67704420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{161201}}^1$

素因数の和:161220

約数の個数: 48

約数和(自身を含む): 216655488

約数和(自身を除く): 148951068

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, 161201, 322402, 483603, 644804, 806005, 967206, 1128407, 1612010, 1934412, 2256814, 2418015, 3224020, 3385221, 4513628, 4836030, 5642035, 6770442, 9672060, 11284070, 13540884, 16926105, 22568140, 33852210, 67704420]

約数ペア:

[(1, 67704420), (2, 33852210), (3, 22568140), (4, 16926105), (5, 13540884), (6, 11284070), (7, 9672060), (10, 6770442), (12, 5642035), (14, 4836030), (15, 4513628), (20, 3385221), (21, 3224020), (28, 2418015), (30, 2256814), (35, 1934412), (42, 1612010), (60, 1128407), (70, 967206), (84, 806005), (105, 644804), (140, 483603), (210, 322402), (420, 161201)]