90815004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1301}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 263503968

約数和(自身を除く): 172688964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 277, 554, 831, 1108, 1301, 1662, 1939, 2493, 2602, 3324, 3878, 3903, 4986, 5204, 5817, 7756, 7806, 9107, 9972, 11634, 11709, 15612, 17451, 18214, 23268, 23418, 27321, 34902, 36428, 46836, 54642, 69804, 81963, 109284, 163926, 327852, 360377, 720754, 1081131, 1441508, 2162262, 2522639, 3243393, 4324524, 5045278, 6486786, 7567917, 10090556, 12973572, 15135834, 22703751, 30271668, 45407502, 90815004]

約数ペア:

[(1, 90815004), (2, 45407502), (3, 30271668), (4, 22703751), (6, 15135834), (7, 12973572), (9, 10090556), (12, 7567917), (14, 6486786), (18, 5045278), (21, 4324524), (28, 3243393), (36, 2522639), (42, 2162262), (63, 1441508), (84, 1081131), (126, 720754), (252, 360377), (277, 327852), (554, 163926), (831, 109284), (1108, 81963), (1301, 69804), (1662, 54642), (1939, 46836), (2493, 36428), (2602, 34902), (3324, 27321), (3878, 23418), (3903, 23268), (4986, 18214), (5204, 17451), (5817, 15612), (7756, 11709), (7806, 11634), (9107, 9972)]