15939240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3089}}^1$

素因数の和:3146

約数の個数: 64

約数和(自身を含む): 48945600

約数和(自身を除く): 33006360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 3089, 5160, 6178, 9267, 12356, 15445, 18534, 24712, 30890, 37068, 46335, 61780, 74136, 92670, 123560, 132827, 185340, 265654, 370680, 398481, 531308, 664135, 796962, 1062616, 1328270, 1593924, 1992405, 2656540, 3187848, 3984810, 5313080, 7969620, 15939240]

約数ペア:

[(1, 15939240), (2, 7969620), (3, 5313080), (4, 3984810), (5, 3187848), (6, 2656540), (8, 1992405), (10, 1593924), (12, 1328270), (15, 1062616), (20, 796962), (24, 664135), (30, 531308), (40, 398481), (43, 370680), (60, 265654), (86, 185340), (120, 132827), (129, 123560), (172, 92670), (215, 74136), (258, 61780), (344, 46335), (430, 37068), (516, 30890), (645, 24712), (860, 18534), (1032, 15445), (1290, 12356), (1720, 9267), (2580, 6178), (3089, 5160)]