221181300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{81919}}^1$

素因数の和:81942

約数の個数: 72

約数和(自身を含む): 711065600

約数和(自身を除く): 489884300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 81919, 163838, 245757, 327676, 409595, 491514, 737271, 819190, 983028, 1228785, 1474542, 1638380, 2047975, 2211813, 2457570, 2949084, 3686355, 4095950, 4423626, 4915140, 6143925, 7372710, 8191900, 8847252, 11059065, 12287850, 14745420, 18431775, 22118130, 24575700, 36863550, 44236260, 55295325, 73727100, 110590650, 221181300]

約数ペア:

[(1, 221181300), (2, 110590650), (3, 73727100), (4, 55295325), (5, 44236260), (6, 36863550), (9, 24575700), (10, 22118130), (12, 18431775), (15, 14745420), (18, 12287850), (20, 11059065), (25, 8847252), (27, 8191900), (30, 7372710), (36, 6143925), (45, 4915140), (50, 4423626), (54, 4095950), (60, 3686355), (75, 2949084), (90, 2457570), (100, 2211813), (108, 2047975), (135, 1638380), (150, 1474542), (180, 1228785), (225, 983028), (270, 819190), (300, 737271), (450, 491514), (540, 409595), (675, 327676), (900, 245757), (1350, 163838), (2700, 81919)]