678185676

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{128153}}^1$

素因数の和:128180

約数の個数: 72

約数和(自身を含む): 2045337840

約数和(自身を除く): 1367152164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 128153, 256306, 384459, 512612, 768918, 897071, 1153377, 1537836, 1794142, 2306754, 2691213, 3460131, 3588284, 4613508, 5382426, 6279497, 6920262, 8073639, 10764852, 12558994, 13840524, 16147278, 18838491, 24220917, 25117988, 32294556, 37676982, 48441834, 56515473, 75353964, 96883668, 113030946, 169546419, 226061892, 339092838, 678185676]

約数ペア:

[(1, 678185676), (2, 339092838), (3, 226061892), (4, 169546419), (6, 113030946), (7, 96883668), (9, 75353964), (12, 56515473), (14, 48441834), (18, 37676982), (21, 32294556), (27, 25117988), (28, 24220917), (36, 18838491), (42, 16147278), (49, 13840524), (54, 12558994), (63, 10764852), (84, 8073639), (98, 6920262), (108, 6279497), (126, 5382426), (147, 4613508), (189, 3588284), (196, 3460131), (252, 2691213), (294, 2306754), (378, 1794142), (441, 1537836), (588, 1153377), (756, 897071), (882, 768918), (1323, 512612), (1764, 384459), (2646, 256306), (5292, 128153)]