128219400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{71233}}^1$

素因数の和:71255

約数の個数: 72

約数和(自身を含む): 430609530

約数和(自身を除く): 302390130

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 71233, 142466, 213699, 284932, 356165, 427398, 569864, 641097, 712330, 854796, 1068495, 1282194, 1424660, 1709592, 1780825, 2136990, 2564388, 2849320, 3205485, 3561650, 4273980, 5128776, 5342475, 6410970, 7123300, 8547960, 10684950, 12821940, 14246600, 16027425, 21369900, 25643880, 32054850, 42739800, 64109700, 128219400]

約数ペア:

[(1, 128219400), (2, 64109700), (3, 42739800), (4, 32054850), (5, 25643880), (6, 21369900), (8, 16027425), (9, 14246600), (10, 12821940), (12, 10684950), (15, 8547960), (18, 7123300), (20, 6410970), (24, 5342475), (25, 5128776), (30, 4273980), (36, 3561650), (40, 3205485), (45, 2849320), (50, 2564388), (60, 2136990), (72, 1780825), (75, 1709592), (90, 1424660), (100, 1282194), (120, 1068495), (150, 854796), (180, 712330), (200, 641097), (225, 569864), (300, 427398), (360, 356165), (450, 284932), (600, 213699), (900, 142466), (1800, 71233)]