81362460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3221}}^1$

素因数の和:3654

約数の個数: 48

約数和(自身を含む): 228426912

約数和(自身を除く): 147064452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 3221, 4210, 5052, 6315, 6442, 8420, 9663, 12630, 12884, 16105, 19326, 25260, 32210, 38652, 48315, 64420, 96630, 193260, 1356041, 2712082, 4068123, 5424164, 6780205, 8136246, 13560410, 16272492, 20340615, 27120820, 40681230, 81362460]

約数ペア:

[(1, 81362460), (2, 40681230), (3, 27120820), (4, 20340615), (5, 16272492), (6, 13560410), (10, 8136246), (12, 6780205), (15, 5424164), (20, 4068123), (30, 2712082), (60, 1356041), (421, 193260), (842, 96630), (1263, 64420), (1684, 48315), (2105, 38652), (2526, 32210), (3221, 25260), (4210, 19326), (5052, 16105), (6315, 12884), (6442, 12630), (8420, 9663)]