427400280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{395741}}^1$

素因数の和:395761

約数の個数: 64

約数和(自身を含む): 1424671200

約数和(自身を除く): 997270920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 395741, 791482, 1187223, 1582964, 1978705, 2374446, 3165928, 3561669, 3957410, 4748892, 5936115, 7123338, 7914820, 9497784, 10685007, 11872230, 14246676, 15829640, 17808345, 21370014, 23744460, 28493352, 35616690, 42740028, 47488920, 53425035, 71233380, 85480056, 106850070, 142466760, 213700140, 427400280]

約数ペア:

[(1, 427400280), (2, 213700140), (3, 142466760), (4, 106850070), (5, 85480056), (6, 71233380), (8, 53425035), (9, 47488920), (10, 42740028), (12, 35616690), (15, 28493352), (18, 23744460), (20, 21370014), (24, 17808345), (27, 15829640), (30, 14246676), (36, 11872230), (40, 10685007), (45, 9497784), (54, 7914820), (60, 7123338), (72, 5936115), (90, 4748892), (108, 3957410), (120, 3561669), (135, 3165928), (180, 2374446), (216, 1978705), (270, 1582964), (360, 1187223), (540, 791482), (1080, 395741)]