561678128

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{1301}}^1$

素因数の和:1554

約数の個数: 60

約数和(自身を含む): 1202464704

約数和(自身を除く): 640786576

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 223, 242, 446, 484, 892, 968, 1301, 1784, 1936, 2453, 2602, 3568, 4906, 5204, 9812, 10408, 14311, 19624, 20816, 26983, 28622, 39248, 53966, 57244, 107932, 114488, 157421, 215864, 228976, 290123, 314842, 431728, 580246, 629684, 1160492, 1259368, 2320984, 2518736, 3191353, 4641968, 6382706, 12765412, 25530824, 35104883, 51061648, 70209766, 140419532, 280839064, 561678128]

約数ペア:

[(1, 561678128), (2, 280839064), (4, 140419532), (8, 70209766), (11, 51061648), (16, 35104883), (22, 25530824), (44, 12765412), (88, 6382706), (121, 4641968), (176, 3191353), (223, 2518736), (242, 2320984), (446, 1259368), (484, 1160492), (892, 629684), (968, 580246), (1301, 431728), (1784, 314842), (1936, 290123), (2453, 228976), (2602, 215864), (3568, 157421), (4906, 114488), (5204, 107932), (9812, 57244), (10408, 53966), (14311, 39248), (19624, 28622), (20816, 26983)]