251948340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{66653}}^1$

素因数の和:66678

約数の個数: 96

約数和(自身を含む): 895829760

約数和(自身を除く): 643881420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 66653, 133306, 199959, 266612, 333265, 399918, 466571, 599877, 666530, 799836, 933142, 999795, 1199754, 1333060, 1399713, 1799631, 1866284, 1999590, 2332855, 2399508, 2799426, 2999385, 3599262, 3999180, 4199139, 4665710, 5598852, 5998770, 6998565, 7198524, 8398278, 8998155, 9331420, 11997540, 12597417, 13997130, 16796556, 17996310, 20995695, 25194834, 27994260, 35992620, 41991390, 50389668, 62987085, 83982780, 125974170, 251948340]

約数ペア:

[(1, 251948340), (2, 125974170), (3, 83982780), (4, 62987085), (5, 50389668), (6, 41991390), (7, 35992620), (9, 27994260), (10, 25194834), (12, 20995695), (14, 17996310), (15, 16796556), (18, 13997130), (20, 12597417), (21, 11997540), (27, 9331420), (28, 8998155), (30, 8398278), (35, 7198524), (36, 6998565), (42, 5998770), (45, 5598852), (54, 4665710), (60, 4199139), (63, 3999180), (70, 3599262), (84, 2999385), (90, 2799426), (105, 2399508), (108, 2332855), (126, 1999590), (135, 1866284), (140, 1799631), (180, 1399713), (189, 1333060), (210, 1199754), (252, 999795), (270, 933142), (315, 799836), (378, 666530), (420, 599877), (540, 466571), (630, 399918), (756, 333265), (945, 266612), (1260, 199959), (1890, 133306), (3780, 66653)]