21253200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 69192000

約数和(自身を除く): 47938800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 89, 100, 120, 150, 178, 199, 200, 240, 267, 300, 356, 398, 400, 445, 534, 597, 600, 712, 796, 890, 995, 1068, 1194, 1200, 1335, 1424, 1592, 1780, 1990, 2136, 2225, 2388, 2670, 2985, 3184, 3560, 3980, 4272, 4450, 4776, 4975, 5340, 5970, 6675, 7120, 7960, 8900, 9552, 9950, 10680, 11940, 13350, 14925, 15920, 17711, 17800, 19900, 21360, 23880, 26700, 29850, 35422, 35600, 39800, 47760, 53133, 53400, 59700, 70844, 79600, 88555, 106266, 106800, 119400, 141688, 177110, 212532, 238800, 265665, 283376, 354220, 425064, 442775, 531330, 708440, 850128, 885550, 1062660, 1328325, 1416880, 1771100, 2125320, 2656650, 3542200, 4250640, 5313300, 7084400, 10626600, 21253200]

約数ペア:

[(1, 21253200), (2, 10626600), (3, 7084400), (4, 5313300), (5, 4250640), (6, 3542200), (8, 2656650), (10, 2125320), (12, 1771100), (15, 1416880), (16, 1328325), (20, 1062660), (24, 885550), (25, 850128), (30, 708440), (40, 531330), (48, 442775), (50, 425064), (60, 354220), (75, 283376), (80, 265665), (89, 238800), (100, 212532), (120, 177110), (150, 141688), (178, 119400), (199, 106800), (200, 106266), (240, 88555), (267, 79600), (300, 70844), (356, 59700), (398, 53400), (400, 53133), (445, 47760), (534, 39800), (597, 35600), (600, 35422), (712, 29850), (796, 26700), (890, 23880), (995, 21360), (1068, 19900), (1194, 17800), (1200, 17711), (1335, 15920), (1424, 14925), (1592, 13350), (1780, 11940), (1990, 10680), (2136, 9950), (2225, 9552), (2388, 8900), (2670, 7960), (2985, 7120), (3184, 6675), (3560, 5970), (3980, 5340), (4272, 4975), (4450, 4776)]