217573620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{329657}}^1$

素因数の和:329680

約数の個数: 48

約数和(自身を含む): 664590528

約数和(自身を除く): 447016908

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 329657, 659314, 988971, 1318628, 1648285, 1977942, 3296570, 3626227, 3955884, 4944855, 6593140, 7252454, 9889710, 10878681, 14504908, 18131135, 19779420, 21757362, 36262270, 43514724, 54393405, 72524540, 108786810, 217573620]

約数ペア:

[(1, 217573620), (2, 108786810), (3, 72524540), (4, 54393405), (5, 43514724), (6, 36262270), (10, 21757362), (11, 19779420), (12, 18131135), (15, 14504908), (20, 10878681), (22, 9889710), (30, 7252454), (33, 6593140), (44, 4944855), (55, 3955884), (60, 3626227), (66, 3296570), (110, 1977942), (132, 1648285), (165, 1318628), (220, 988971), (330, 659314), (660, 329657)]