253996920

素因数分解:

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

素因数の和:2085

約数の個数: 96

約数和(自身を含む): 827910720

約数和(自身を除く): 573913800

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, 431, 862, 1293, 1637, 1724, 2155, 2586, 3274, 3448, 3879, 4310, 4911, 5172, 6465, 6548, 7758, 8185, 8620, 9822, 10344, 12930, 13096, 14733, 15516, 16370, 17240, 19395, 19644, 24555, 25860, 29466, 31032, 32740, 38790, 39288, 49110, 51720, 58932, 65480, 73665, 77580, 98220, 117864, 147330, 155160, 196440, 294660, 589320, 705547, 1411094, 2116641, 2822188, 3527735, 4233282, 5644376, 6349923, 7055470, 8466564, 10583205, 12699846, 14110940, 16933128, 21166410, 25399692, 28221880, 31749615, 42332820, 50799384, 63499230, 84665640, 126998460, 253996920]

約数ペア:

[(1, 253996920), (2, 126998460), (3, 84665640), (4, 63499230), (5, 50799384), (6, 42332820), (8, 31749615), (9, 28221880), (10, 25399692), (12, 21166410), (15, 16933128), (18, 14110940), (20, 12699846), (24, 10583205), (30, 8466564), (36, 7055470), (40, 6349923), (45, 5644376), (60, 4233282), (72, 3527735), (90, 2822188), (120, 2116641), (180, 1411094), (360, 705547), (431, 589320), (862, 294660), (1293, 196440), (1637, 155160), (1724, 147330), (2155, 117864), (2586, 98220), (3274, 77580), (3448, 73665), (3879, 65480), (4310, 58932), (4911, 51720), (5172, 49110), (6465, 39288), (6548, 38790), (7758, 32740), (8185, 31032), (8620, 29466), (9822, 25860), (10344, 24555), (12930, 19644), (13096, 19395), (14733, 17240), (15516, 16370)]