328380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 992544

約数和(自身を除く): 664164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 421, 780, 842, 1263, 1684, 2105, 2526, 4210, 5052, 5473, 6315, 8420, 10946, 12630, 16419, 21892, 25260, 27365, 32838, 54730, 65676, 82095, 109460, 164190, 328380]

約数ペア:

[(1, 328380), (2, 164190), (3, 109460), (4, 82095), (5, 65676), (6, 54730), (10, 32838), (12, 27365), (13, 25260), (15, 21892), (20, 16419), (26, 12630), (30, 10946), (39, 8420), (52, 6315), (60, 5473), (65, 5052), (78, 4210), (130, 2526), (156, 2105), (195, 1684), (260, 1263), (390, 842), (421, 780)]