1280155644

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{60169}}^1$

素因数の和:60379

約数の個数: 48

約数和(自身を含む): 3335824800

約数和(自身を除く): 2055669156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 5319, 7092, 10638, 21276, 60169, 120338, 180507, 240676, 361014, 541521, 722028, 1083042, 1624563, 2166084, 3249126, 6498252, 11853293, 23706586, 35559879, 47413172, 71119758, 106679637, 142239516, 213359274, 320038911, 426718548, 640077822, 1280155644]

約数ペア:

[(1, 1280155644), (2, 640077822), (3, 426718548), (4, 320038911), (6, 213359274), (9, 142239516), (12, 106679637), (18, 71119758), (27, 47413172), (36, 35559879), (54, 23706586), (108, 11853293), (197, 6498252), (394, 3249126), (591, 2166084), (788, 1624563), (1182, 1083042), (1773, 722028), (2364, 541521), (3546, 361014), (5319, 240676), (7092, 180507), (10638, 120338), (21276, 60169)]