128833880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3623}}^1$

素因数の和:3768

約数の個数: 64

約数和(自身を含む): 333987840

約数和(自身を除く): 205153960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 3623, 4445, 5080, 7112, 7246, 8890, 14492, 17780, 18115, 25361, 28984, 35560, 36230, 50722, 72460, 101444, 126805, 144920, 202888, 253610, 460121, 507220, 920242, 1014440, 1840484, 2300605, 3220847, 3680968, 4601210, 6441694, 9202420, 12883388, 16104235, 18404840, 25766776, 32208470, 64416940, 128833880]

約数ペア:

[(1, 128833880), (2, 64416940), (4, 32208470), (5, 25766776), (7, 18404840), (8, 16104235), (10, 12883388), (14, 9202420), (20, 6441694), (28, 4601210), (35, 3680968), (40, 3220847), (56, 2300605), (70, 1840484), (127, 1014440), (140, 920242), (254, 507220), (280, 460121), (508, 253610), (635, 202888), (889, 144920), (1016, 126805), (1270, 101444), (1778, 72460), (2540, 50722), (3556, 36230), (3623, 35560), (4445, 28984), (5080, 25361), (7112, 18115), (7246, 17780), (8890, 14492)]