21691200

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4519}}^1$

素因数の和:4544

約数の個数: 84

約数和(自身を含む): 71180960

約数和(自身を除く): 49489760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4519, 4800, 9038, 13557, 18076, 22595, 27114, 36152, 45190, 54228, 67785, 72304, 90380, 108456, 112975, 135570, 144608, 180760, 216912, 225950, 271140, 289216, 338925, 361520, 433824, 451900, 542280, 677850, 723040, 867648, 903800, 1084560, 1355700, 1446080, 1807600, 2169120, 2711400, 3615200, 4338240, 5422800, 7230400, 10845600, 21691200]

約数ペア:

[(1, 21691200), (2, 10845600), (3, 7230400), (4, 5422800), (5, 4338240), (6, 3615200), (8, 2711400), (10, 2169120), (12, 1807600), (15, 1446080), (16, 1355700), (20, 1084560), (24, 903800), (25, 867648), (30, 723040), (32, 677850), (40, 542280), (48, 451900), (50, 433824), (60, 361520), (64, 338925), (75, 289216), (80, 271140), (96, 225950), (100, 216912), (120, 180760), (150, 144608), (160, 135570), (192, 112975), (200, 108456), (240, 90380), (300, 72304), (320, 67785), (400, 54228), (480, 45190), (600, 36152), (800, 27114), (960, 22595), (1200, 18076), (1600, 13557), (2400, 9038), (4519, 4800)]