81138600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{45077}}^1$

素因数の和:45099

約数の個数: 72

約数和(自身を含む): 272496510

約数和(自身を除く): 191357910

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 45077, 90154, 135231, 180308, 225385, 270462, 360616, 405693, 450770, 540924, 676155, 811386, 901540, 1081848, 1126925, 1352310, 1622772, 1803080, 2028465, 2253850, 2704620, 3245544, 3380775, 4056930, 4507700, 5409240, 6761550, 8113860, 9015400, 10142325, 13523100, 16227720, 20284650, 27046200, 40569300, 81138600]

約数ペア:

[(1, 81138600), (2, 40569300), (3, 27046200), (4, 20284650), (5, 16227720), (6, 13523100), (8, 10142325), (9, 9015400), (10, 8113860), (12, 6761550), (15, 5409240), (18, 4507700), (20, 4056930), (24, 3380775), (25, 3245544), (30, 2704620), (36, 2253850), (40, 2028465), (45, 1803080), (50, 1622772), (60, 1352310), (72, 1126925), (75, 1081848), (90, 901540), (100, 811386), (120, 676155), (150, 540924), (180, 450770), (200, 405693), (225, 360616), (300, 270462), (360, 225385), (450, 180308), (600, 135231), (900, 90154), (1800, 45077)]