84665640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1637}}^1$

素因数の和:2082

約数の個数: 64

約数和(自身を含む): 254741760

約数和(自身を除く): 170076120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1293, 1637, 1724, 2155, 2586, 3274, 3448, 4310, 4911, 5172, 6465, 6548, 8185, 8620, 9822, 10344, 12930, 13096, 16370, 17240, 19644, 24555, 25860, 32740, 39288, 49110, 51720, 65480, 98220, 196440, 705547, 1411094, 2116641, 2822188, 3527735, 4233282, 5644376, 7055470, 8466564, 10583205, 14110940, 16933128, 21166410, 28221880, 42332820, 84665640]

約数ペア:

[(1, 84665640), (2, 42332820), (3, 28221880), (4, 21166410), (5, 16933128), (6, 14110940), (8, 10583205), (10, 8466564), (12, 7055470), (15, 5644376), (20, 4233282), (24, 3527735), (30, 2822188), (40, 2116641), (60, 1411094), (120, 705547), (431, 196440), (862, 98220), (1293, 65480), (1637, 51720), (1724, 49110), (2155, 39288), (2586, 32740), (3274, 25860), (3448, 24555), (4310, 19644), (4911, 17240), (5172, 16370), (6465, 13096), (6548, 12930), (8185, 10344), (8620, 9822)]