13281420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 40824000

約数和(自身を除く): 27542580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 34, 51, 58, 60, 68, 85, 87, 102, 116, 145, 170, 174, 204, 255, 290, 340, 348, 435, 449, 493, 510, 580, 870, 898, 986, 1020, 1347, 1479, 1740, 1796, 1972, 2245, 2465, 2694, 2958, 4490, 4930, 5388, 5916, 6735, 7395, 7633, 8980, 9860, 13021, 13470, 14790, 15266, 22899, 26042, 26940, 29580, 30532, 38165, 39063, 45798, 52084, 65105, 76330, 78126, 91596, 114495, 130210, 152660, 156252, 195315, 221357, 228990, 260420, 390630, 442714, 457980, 664071, 781260, 885428, 1106785, 1328142, 2213570, 2656284, 3320355, 4427140, 6640710, 13281420]

約数ペア:

[(1, 13281420), (2, 6640710), (3, 4427140), (4, 3320355), (5, 2656284), (6, 2213570), (10, 1328142), (12, 1106785), (15, 885428), (17, 781260), (20, 664071), (29, 457980), (30, 442714), (34, 390630), (51, 260420), (58, 228990), (60, 221357), (68, 195315), (85, 156252), (87, 152660), (102, 130210), (116, 114495), (145, 91596), (170, 78126), (174, 76330), (204, 65105), (255, 52084), (290, 45798), (340, 39063), (348, 38165), (435, 30532), (449, 29580), (493, 26940), (510, 26042), (580, 22899), (870, 15266), (898, 14790), (986, 13470), (1020, 13021), (1347, 9860), (1479, 8980), (1740, 7633), (1796, 7395), (1972, 6735), (2245, 5916), (2465, 5388), (2694, 4930), (2958, 4490)]