15120090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 40236768

約数和(自身を除く): 25116678

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 3907, 7814, 11721, 19535, 23442, 35163, 39070, 58605, 70326, 117210, 168001, 175815, 336002, 351630, 504003, 840005, 1008006, 1512009, 1680010, 2520015, 3024018, 5040030, 7560045, 15120090]

約数ペア:

[(1, 15120090), (2, 7560045), (3, 5040030), (5, 3024018), (6, 2520015), (9, 1680010), (10, 1512009), (15, 1008006), (18, 840005), (30, 504003), (43, 351630), (45, 336002), (86, 175815), (90, 168001), (129, 117210), (215, 70326), (258, 58605), (387, 39070), (430, 35163), (645, 23442), (774, 19535), (1290, 11721), (1935, 7814), (3870, 3907)]