81699480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{226943}}^1$

素因数の和:226960

約数の個数: 48

約数和(自身を含む): 265524480

約数和(自身を除く): 183825000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 226943, 453886, 680829, 907772, 1134715, 1361658, 1815544, 2042487, 2269430, 2723316, 3404145, 4084974, 4538860, 5446632, 6808290, 8169948, 9077720, 10212435, 13616580, 16339896, 20424870, 27233160, 40849740, 81699480]

約数ペア:

[(1, 81699480), (2, 40849740), (3, 27233160), (4, 20424870), (5, 16339896), (6, 13616580), (8, 10212435), (9, 9077720), (10, 8169948), (12, 6808290), (15, 5446632), (18, 4538860), (20, 4084974), (24, 3404145), (30, 2723316), (36, 2269430), (40, 2042487), (45, 1815544), (60, 1361658), (72, 1134715), (90, 907772), (120, 680829), (180, 453886), (360, 226943)]