31189560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15289}}^1$

素因数の和:15320

約数の個数: 64

約数和(自身を含む): 99079200

約数和(自身を除く): 67889640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 15289, 30578, 45867, 61156, 76445, 91734, 122312, 152890, 183468, 229335, 259913, 305780, 366936, 458670, 519826, 611560, 779739, 917340, 1039652, 1299565, 1559478, 1834680, 2079304, 2599130, 3118956, 3898695, 5198260, 6237912, 7797390, 10396520, 15594780, 31189560]

約数ペア:

[(1, 31189560), (2, 15594780), (3, 10396520), (4, 7797390), (5, 6237912), (6, 5198260), (8, 3898695), (10, 3118956), (12, 2599130), (15, 2079304), (17, 1834680), (20, 1559478), (24, 1299565), (30, 1039652), (34, 917340), (40, 779739), (51, 611560), (60, 519826), (68, 458670), (85, 366936), (102, 305780), (120, 259913), (136, 229335), (170, 183468), (204, 152890), (255, 122312), (340, 91734), (408, 76445), (510, 61156), (680, 45867), (1020, 30578), (2040, 15289)]