1280736756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{16193}}^1$

素因数の和:16242

約数の個数: 72

約数和(自身を含む): 3507296520

約数和(自身を除く): 2226559764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 2197, 3042, 4394, 6084, 6591, 8788, 13182, 16193, 19773, 26364, 32386, 39546, 48579, 64772, 79092, 97158, 145737, 194316, 210509, 291474, 421018, 582948, 631527, 842036, 1263054, 1894581, 2526108, 2736617, 3789162, 5473234, 7578324, 8209851, 10946468, 16419702, 24629553, 32839404, 35576021, 49259106, 71152042, 98518212, 106728063, 142304084, 213456126, 320184189, 426912252, 640368378, 1280736756]

約数ペア:

[(1, 1280736756), (2, 640368378), (3, 426912252), (4, 320184189), (6, 213456126), (9, 142304084), (12, 106728063), (13, 98518212), (18, 71152042), (26, 49259106), (36, 35576021), (39, 32839404), (52, 24629553), (78, 16419702), (117, 10946468), (156, 8209851), (169, 7578324), (234, 5473234), (338, 3789162), (468, 2736617), (507, 2526108), (676, 1894581), (1014, 1263054), (1521, 842036), (2028, 631527), (2197, 582948), (3042, 421018), (4394, 291474), (6084, 210509), (6591, 194316), (8788, 145737), (13182, 97158), (16193, 79092), (19773, 64772), (26364, 48579), (32386, 39546)]