90786780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{72053}}^1$

素因数の和:72075

約数の個数: 72

約数和(自身を含む): 314731872

約数和(自身を除く): 223945092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 72053, 144106, 216159, 288212, 360265, 432318, 504371, 648477, 720530, 864636, 1008742, 1080795, 1296954, 1441060, 1513113, 2017484, 2161590, 2521855, 2593908, 3026226, 3242385, 4323180, 4539339, 5043710, 6052452, 6484770, 7565565, 9078678, 10087420, 12969540, 15131130, 18157356, 22696695, 30262260, 45393390, 90786780]

約数ペア:

[(1, 90786780), (2, 45393390), (3, 30262260), (4, 22696695), (5, 18157356), (6, 15131130), (7, 12969540), (9, 10087420), (10, 9078678), (12, 7565565), (14, 6484770), (15, 6052452), (18, 5043710), (20, 4539339), (21, 4323180), (28, 3242385), (30, 3026226), (35, 2593908), (36, 2521855), (42, 2161590), (45, 2017484), (60, 1513113), (63, 1441060), (70, 1296954), (84, 1080795), (90, 1008742), (105, 864636), (126, 720530), (140, 648477), (180, 504371), (210, 432318), (252, 360265), (315, 288212), (420, 216159), (630, 144106), (1260, 72053)]