75486780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1559}}^1$

素因数の和:1843

約数の個数: 72

約数和(自身を含む): 229975200

約数和(自身を除く): 154488420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1559, 1614, 2421, 2690, 3118, 3228, 4035, 4677, 4842, 5380, 6236, 7795, 8070, 9354, 9684, 12105, 14031, 15590, 16140, 18708, 23385, 24210, 28062, 31180, 46770, 48420, 56124, 70155, 93540, 140310, 280620, 419371, 838742, 1258113, 1677484, 2096855, 2516226, 3774339, 4193710, 5032452, 6290565, 7548678, 8387420, 12581130, 15097356, 18871695, 25162260, 37743390, 75486780]

約数ペア:

[(1, 75486780), (2, 37743390), (3, 25162260), (4, 18871695), (5, 15097356), (6, 12581130), (9, 8387420), (10, 7548678), (12, 6290565), (15, 5032452), (18, 4193710), (20, 3774339), (30, 2516226), (36, 2096855), (45, 1677484), (60, 1258113), (90, 838742), (180, 419371), (269, 280620), (538, 140310), (807, 93540), (1076, 70155), (1345, 56124), (1559, 48420), (1614, 46770), (2421, 31180), (2690, 28062), (3118, 24210), (3228, 23385), (4035, 18708), (4677, 16140), (4842, 15590), (5380, 14031), (6236, 12105), (7795, 9684), (8070, 9354)]