77682780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{20551}}^1$

素因数の和:20576

約数の個数: 96

約数和(自身を含む): 276218880

約数和(自身を除く): 198536100

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, 20551, 41102, 61653, 82204, 102755, 123306, 143857, 184959, 205510, 246612, 287714, 308265, 369918, 411020, 431571, 554877, 575428, 616530, 719285, 739836, 863142, 924795, 1109754, 1233060, 1294713, 1438570, 1726284, 1849590, 2157855, 2219508, 2589426, 2774385, 2877140, 3699180, 3884139, 4315710, 5178852, 5548770, 6473565, 7768278, 8631420, 11097540, 12947130, 15536556, 19420695, 25894260, 38841390, 77682780]

約数ペア:

[(1, 77682780), (2, 38841390), (3, 25894260), (4, 19420695), (5, 15536556), (6, 12947130), (7, 11097540), (9, 8631420), (10, 7768278), (12, 6473565), (14, 5548770), (15, 5178852), (18, 4315710), (20, 3884139), (21, 3699180), (27, 2877140), (28, 2774385), (30, 2589426), (35, 2219508), (36, 2157855), (42, 1849590), (45, 1726284), (54, 1438570), (60, 1294713), (63, 1233060), (70, 1109754), (84, 924795), (90, 863142), (105, 739836), (108, 719285), (126, 616530), (135, 575428), (140, 554877), (180, 431571), (189, 411020), (210, 369918), (252, 308265), (270, 287714), (315, 246612), (378, 205510), (420, 184959), (540, 143857), (630, 123306), (756, 102755), (945, 82204), (1260, 61653), (1890, 41102), (3780, 20551)]