90261660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{65407}}^1$

素因数の和:65442

約数の個数: 48

約数和(自身を含む): 263725056

約数和(自身を除く): 173463396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 65407, 130814, 196221, 261628, 327035, 392442, 654070, 784884, 981105, 1308140, 1504361, 1962210, 3008722, 3924420, 4513083, 6017444, 7521805, 9026166, 15043610, 18052332, 22565415, 30087220, 45130830, 90261660]

約数ペア:

[(1, 90261660), (2, 45130830), (3, 30087220), (4, 22565415), (5, 18052332), (6, 15043610), (10, 9026166), (12, 7521805), (15, 6017444), (20, 4513083), (23, 3924420), (30, 3008722), (46, 1962210), (60, 1504361), (69, 1308140), (92, 981105), (115, 784884), (138, 654070), (230, 392442), (276, 327035), (345, 261628), (460, 196221), (690, 130814), (1380, 65407)]