21271200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8863}}^1$

素因数の和:8886

約数の個数: 72

約数和(自身を含む): 69245568

約数和(自身を除く): 47974368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8863, 17726, 26589, 35452, 44315, 53178, 70904, 88630, 106356, 132945, 141808, 177260, 212712, 221575, 265890, 283616, 354520, 425424, 443150, 531780, 664725, 709040, 850848, 886300, 1063560, 1329450, 1418080, 1772600, 2127120, 2658900, 3545200, 4254240, 5317800, 7090400, 10635600, 21271200]

約数ペア:

[(1, 21271200), (2, 10635600), (3, 7090400), (4, 5317800), (5, 4254240), (6, 3545200), (8, 2658900), (10, 2127120), (12, 1772600), (15, 1418080), (16, 1329450), (20, 1063560), (24, 886300), (25, 850848), (30, 709040), (32, 664725), (40, 531780), (48, 443150), (50, 425424), (60, 354520), (75, 283616), (80, 265890), (96, 221575), (100, 212712), (120, 177260), (150, 141808), (160, 132945), (200, 106356), (240, 88630), (300, 70904), (400, 53178), (480, 44315), (600, 35452), (800, 26589), (1200, 17726), (2400, 8863)]