30720006

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{7793}}^1$

素因数の和:7877

約数の個数: 32

約数和(自身を含む): 69210720

約数和(自身を除く): 38490714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 7793, 15586, 23379, 46758, 70137, 140274, 210411, 420822, 568889, 1137778, 1706667, 3413334, 5120001, 10240002, 15360003, 30720006]

約数ペア:

[(1, 30720006), (2, 15360003), (3, 10240002), (6, 5120001), (9, 3413334), (18, 1706667), (27, 1137778), (54, 568889), (73, 420822), (146, 210411), (219, 140274), (438, 70137), (657, 46758), (1314, 23379), (1971, 15586), (3942, 7793)]