78451260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{76913}}^1$

素因数の和:76942

約数の個数: 48

約数和(自身を含む): 232587936

約数和(自身を除く): 154136676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 76913, 153826, 230739, 307652, 384565, 461478, 769130, 922956, 1153695, 1307521, 1538260, 2307390, 2615042, 3922563, 4614780, 5230084, 6537605, 7845126, 13075210, 15690252, 19612815, 26150420, 39225630, 78451260]

約数ペア:

[(1, 78451260), (2, 39225630), (3, 26150420), (4, 19612815), (5, 15690252), (6, 13075210), (10, 7845126), (12, 6537605), (15, 5230084), (17, 4614780), (20, 3922563), (30, 2615042), (34, 2307390), (51, 1538260), (60, 1307521), (68, 1153695), (85, 922956), (102, 769130), (170, 461478), (204, 384565), (255, 307652), (340, 230739), (510, 153826), (1020, 76913)]