281895480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{783043}}^1$

素因数の和:783060

約数の個数: 48

約数和(自身を含む): 916161480

約数和(自身を除く): 634266000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 783043, 1566086, 2349129, 3132172, 3915215, 4698258, 6264344, 7047387, 7830430, 9396516, 11745645, 14094774, 15660860, 18793032, 23491290, 28189548, 31321720, 35236935, 46982580, 56379096, 70473870, 93965160, 140947740, 281895480]

約数ペア:

[(1, 281895480), (2, 140947740), (3, 93965160), (4, 70473870), (5, 56379096), (6, 46982580), (8, 35236935), (9, 31321720), (10, 28189548), (12, 23491290), (15, 18793032), (18, 15660860), (20, 14094774), (24, 11745645), (30, 9396516), (36, 7830430), (40, 7047387), (45, 6264344), (60, 4698258), (72, 3915215), (90, 3132172), (120, 2349129), (180, 1566086), (360, 783043)]