81554580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151027}}^1$

素因数の和:151045

約数の個数: 48

約数和(自身を含む): 253727040

約数和(自身を除く): 172172460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 151027, 302054, 453081, 604108, 755135, 906162, 1359243, 1510270, 1812324, 2265405, 2718486, 3020540, 4077729, 4530810, 5436972, 6796215, 8155458, 9061620, 13592430, 16310916, 20388645, 27184860, 40777290, 81554580]

約数ペア:

[(1, 81554580), (2, 40777290), (3, 27184860), (4, 20388645), (5, 16310916), (6, 13592430), (9, 9061620), (10, 8155458), (12, 6796215), (15, 5436972), (18, 4530810), (20, 4077729), (27, 3020540), (30, 2718486), (36, 2265405), (45, 1812324), (54, 1510270), (60, 1359243), (90, 906162), (108, 755135), (135, 604108), (180, 453081), (270, 302054), (540, 151027)]