51498394.000000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67819}}^1$

素因数の和:67845

約数の個数: 72

約数和(自身を含む): 444356640

約数和(自身を除く): 310075020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 67819, 135638, 203457, 271276, 339095, 406914, 610371, 678190, 746009, 813828, 1017285, 1220742, 1356380, 1492018, 2034570, 2238027, 2441484, 2984036, 3051855, 3730045, 4069140, 4476054, 6103710, 6714081, 7460090, 8952108, 11190135, 12207420, 13428162, 14920180, 22380270, 26856324, 33570405, 44760540, 67140810, 134281620]

約数ペア:

[(1, 134281620), (2, 67140810), (3, 44760540), (4, 33570405), (5, 26856324), (6, 22380270), (9, 14920180), (10, 13428162), (11, 12207420), (12, 11190135), (15, 8952108), (18, 7460090), (20, 6714081), (22, 6103710), (30, 4476054), (33, 4069140), (36, 3730045), (44, 3051855), (45, 2984036), (55, 2441484), (60, 2238027), (66, 2034570), (90, 1492018), (99, 1356380), (110, 1220742), (132, 1017285), (165, 813828), (180, 746009), (198, 678190), (220, 610371), (330, 406914), (396, 339095), (495, 271276), (660, 203457), (990, 135638), (1980, 67819)]