204788520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{189619}}^1$

素因数の和:189639

約数の個数: 64

約数和(自身を含む): 682632000

約数和(自身を除く): 477843480

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, 189619, 379238, 568857, 758476, 948095, 1137714, 1516952, 1706571, 1896190, 2275428, 2844285, 3413142, 3792380, 4550856, 5119713, 5688570, 6826284, 7584760, 8532855, 10239426, 11377140, 13652568, 17065710, 20478852, 22754280, 25598565, 34131420, 40957704, 51197130, 68262840, 102394260, 204788520]

約数ペア:

[(1, 204788520), (2, 102394260), (3, 68262840), (4, 51197130), (5, 40957704), (6, 34131420), (8, 25598565), (9, 22754280), (10, 20478852), (12, 17065710), (15, 13652568), (18, 11377140), (20, 10239426), (24, 8532855), (27, 7584760), (30, 6826284), (36, 5688570), (40, 5119713), (45, 4550856), (54, 3792380), (60, 3413142), (72, 2844285), (90, 2275428), (108, 1896190), (120, 1706571), (135, 1516952), (180, 1137714), (216, 948095), (270, 758476), (360, 568857), (540, 379238), (1080, 189619)]